Southern African Humanities 22: 113–47 September 2010 Natal Museum Induna Cave, southeastern Zimbabwe: a ‘contact period’ assemblage in a changing social landscape Carolyn Thorp Natal Museum, P. Bag 9070, Pietermaritzburg, 3200 South Africa; School of Anthropology, Gender & Historical Studies, University of KwaZulu-Natal, P. Bag X01, Scottsville, 3209 South Africa; [email protected] ABSTRACT Excavation of Induna Cave in the southeastern lowveld of Zimbabwe has established that stone tool-using hunter-gatherers occupied the site until at least the late twelfth century AD. Relatively formal stone artefact assemblages together with ceramics came from two contact-period levels. These assemblages suggest either occupation of the cave by hunter-gatherers using items of material culture acquired from farmers who were living in close proximity to the site, or alternate use of the cave by farmers and hunter-gatherers. An earlier stone artefact assemblage with few formal tools, and some ceramics, possibly displaced from the contact-period occupation above, may represent either a pre-contact or a contact occupation of the site, which was probably used as a hunting camp and a place for processing ostrich eggshell beads at this time. A small pre-ceramic assemblage shows that the area was occupied by hunter-gatherers before farmers arrived in the region. KEY WORDS: Zimbabwe, southeastern lowveld, interaction, hunter-gatherers, farmers. Observations from a growing number of contact-period assemblages in southern Africa have resulted in the recognition of a generalized pattern of the processes involved in interaction between hunter-gatherers and farmers. It has been argued that the distance of hunter-gatherer sites from farmer settlement affects the degree of independence reflected in their material culture (Sadr 2002: 44; van Doornum 2008: 274). In some cases an initial period of contact with evidence of exchange relationships between relatively independent hunter-gatherers and farmers is followed by evidence of growing hunter-gatherer dependence on farmers (e.g. Mazel 1989; Sadr 2002; Wadley 1996). It has been proposed that hunter-gatherer assemblages further from farming settlement contain fewer artefacts produced or controlled by farmers, including ceramics, remains of domestic animals, metal artefacts and glass beads. Such assemblages are also more similar to those found on sites dating to the period before farming was introduced (Sadr 2002: 44). Assemblages from some hunter-gatherer sites close to contemporaneous farming settlements show less evidence of production for exchange with farmers, and some assemblages are thought to represent historically documented dependent relationships such as clientship or largely assimilated hunter-gatherers (Sadr 2002: 37; Thorp 1997). The diverse nature of hunter-gatherer material culture ‘signatures’ through time and space suggests varying degrees of hunter-gatherer interaction with farmers. Evidence of this varied interaction has contributed to arguments for more situational histories of hunter-gatherer groups than those first proposed by the participants of the Kalahari debate (cf. Sadr 1997; Solway & Lee 1990; Wilmsen & Denbow 1990). It has been proposed that foraging societies survived longer in marginal areas of the lowveld in southern Zimbabwe than in the more favourable farming environment of the highveld (Walker 1995: 255; Walker & Thorp 1997: 25). However, the evidence to support this proposal is problematic. The period of contact between farmers and http://www.sahumanities.org.za 113 114 Southern AFRICAN humanities, vol. 22, 2010 Fig. 1. Map of Malilangwe with sites mentioned in the text and inset map showing locations of: 1. Malilangwe; 2. Mtanye; 3. Dombozanga; 4. Mpato; 5. Gokomere East. hunter-gatherers in the southern lowveld of Zimbabwe was investigated during the 1960s and 1970s at Dombozanga, Mpato and Mtanye rock shelters (Cooke & Simons 1969; Robinson 1964) (Fig. 1). Assemblages of stone artefacts in association with Bambata and Gokomere ceramics were reported from Dombozanga and Mtanye, and Leopard’s Kopje Tradition ceramics may also have been associated with stone artefacts at Mtanye (Robinson 1964; Walker 1972: 12). The ceramics suggest interaction between hunter-gatherers and farmers for a considerable period over the last two thousand years, but radiocarbon dates from both of these sites are problematic, and a detailed account of the culture history of hunter-gatherers in the region has not yet been produced (Cooke 1979: 146; Thorp 2005a: 11; Walker 1983: 90). On the highveld in southwestern Zimbabwe there were no more distinct stone toolusing hunter-gatherer communities in the Matobo area by the sixth century AD (Walker 1995: 205). On the highveld in northern Zimbabwe the most recent radiocarbon date from a stone tool-using hunter-gatherer context is a seventh-century AD date from Diana’s Vow (Cooke 1979: 146). Burrett (2003: 30) suggests that distinctive forager communities survived in northeastern Zimbabwe until the sixteenth century AD on the basis of a cache of Indian Red trade beads, apparently associated with a stone THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 115 artefact assemblage at Gosho 1 shelter. However, this shelter is in a relatively marginal environment. Walker postulates that hunter-gatherers may have visited Gokomere Eastern Cave (Fig. 1) on the edge of the southeastern lowveld as recently as the last two or three centuries, but the relevant occupation is undated (Walker 1993: 22). When Induna Cave (Fig. 1: site 58) was excavated in 1998, very little was known about the culture history of the southeastern lowveld of Zimbabwe, and no occupation sequences for the Stone Age or the Iron Age had been established. Recent archaeological surveys and excavations on Malilangwe Trust’s estate in the southeastern lowveld (Fig. 1) have produced an outline of the culture history of the area. The earliest farming communities with ceramics, apparently both Ziwa/Gokomere and Happy Rest, established settlements during the seventh to eighth centuries AD (Swan 2007; Thorp 2004, 2005b). Later farming communities with Gumanye and Zimbabwe Periods 3 and 4 ceramics are dated to between the late tenth and fifteenth centuries AD (Thorp 2004, 2005b, 2009). Some evidence of possible interaction between these farmers and hunter-gatherers was found on the excavated farmer sites (Swan 2007; Thorp 2009). Here I describe the culture-historical sequence of hunter-gatherers in the area as revealed by the excavation of Induna Cave. The site represents one small window through which to examine hunter-gatherer material culture within a complex system of land use that would most probably have involved seasonal movement across the landscape. The interpretations offered here, therefore, are only a first step towards reconstructing the history of hunter-gatherers and their interactions with farmers in the area. ENVIRONMENT AND LATER STONE AGE SITES The region is prone to drought, with a mean annual rainfall for Malilangwe of 541.6 mm. Most rain falls between November and March (Clegg 1999: 46). Malilangwe is in the Limpopo-Save Lowlands which extend across the southernmost and southeastern regions of Zimbabwe at an average altitude of less than 650 m above sea level. The geology of Malilangwe falls into three zones. North of the sandstone hills the topography is gently undulating and the mostly coarse-grained sands are derived from the underlying gneiss and granulites of the basement complex. Many dolerite dykes that run northeast to southwest intrude the gneisses (Elwell 1996). Induna Cave is in the sandstone hills, known as the Malilangwe Range, which runs in a northeast to southwest direction and comprises rocks of the Lower and Upper Karoo Groups (Swift et al. 1953). South of the Malilangwe Range is a flat basalt plain with clay soils (Clegg 1999; Elwell 1996). The two most widespread vegetation communities are Colophosperum mopane found particularly on shallow basalt-derived soils, and hill communities dominated by Brachystegia glaucescens and Androstachys johnsonii (Clegg 1999: 51). The Malilangwe GIS resources include a detailed map of the vegetation on the estate (Malilangwe GIS 2010). Archaeological surveys have recorded more than 55 rock art sites in the sandstone hills (Matenga 1995; Pearce 2009; Pearce et al. 2003; Thorp 2003). Recent research at Malilangwe suggests that the bulk of these rock paintings can be attributed to San hunter-gatherers, apart from a few instances of possible Iron Age art attributed to farmers (Pearce 2009: 335–6; Pearce et al. 2003). Many of these painted sites are associated with archaeological deposit containing Later Stone Age artefacts. Stone 116 Southern AFRICAN humanities, vol. 22, 2010 artefact scatters are easier to detect in caves and rock shelters than in the open air, and so far no open-air Stone Age sites have been recorded at Malilangwe. In spite of this obvious bias there can be little doubt that these hills formed a focus for Later Stone Age activity. THE INDUNA CAVE EXCAVATION Induna Cave is at the foot of the south side of a sandstone ridge and faces east onto an open grassy area surrounded by sandstone outcrops. The south face of the ridge is bounded by a major vertical joint line that may have been intruded by a dolerite dyke. The dyke has since been weathered down to form the valley floor in front of the cave. The cave was formed by water action along vertical and horizontal joints in the fine-grained massive Forest Sandstone. Winnowing of soft materials in the horizontal joints led to exfoliation of the roof, resulting in a domed cavity (T.J. Broderick pers. comm.). A shallow recess adjacent to the excavated cave contains rock art (Hitzeroth 1970: 38; Pearce et al. 2003: 25). The paintings include a bovine-like animal, five elephants, a large rhinoceros, human figures, a horse-like animal, a male kudu and an antelope with tusks or exaggerated hair around the mouth area (Pearce et al. 2003: 25). Two previous assessments of the site, involving surface collections and the excavation of a trial trench and coring, had indicated its archaeological potential (Matenga 1995; Matenga n.d.; Williams 1970). Fig. 2. Induna Cave site plan. THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 117 Fig. 3. Induna Cave stratigraphy. During my 1998 fieldwork I excavated four square metres (Fig. 2) to bedrock at a maximum depth of 560 mm. I identified four natural stratigraphic layers in the deposit. Level 1 (Surface) was loose grey-brown ashy soil mixed with leaves, twigs and some dassie (hyrax) dung. Level 2 (DNG) was a layer of hard grey-green cow dung, probably from use of the cave as a cattle enclosure in the 1950s. Level 3CC was compacted greybrown ashy soil. Level 4 (ED) was soft powdery grey-brown ashy soil. I excavated this layer in eight 50 mm spits, ED1 to ED8 (Fig. 3). A charcoal sample from the top of Level 4 (Fig. 3) gave a calibrated date of AD 1160 ± 1270 (880 ± 70 b.p.; Pta-7748). Insufficient charcoal was recovered from the bottom of Level 4 to obtain a date for the earliest occupation of the cave. Features A modern hearth surrounded by large stones occurred in square F4. The stones were visible on the surface (Fig. 2) and the hearth had been dug into Level 2 (DNG) with its base at a depth of 13 cm in Level 3CC. A feature (Fig. 4), comprising four stake holes of varying sizes which contained fragments of wood and other plant material, was excavated near the top of Level 3CC. The tops of these stakes were encountered in Level 3CC between 11 and 17.5 cm. The mouth of the hole containing stake A was in Level 2 (DNG) (Fig. 3: F4 west). The wood from stake A was dated to the mid-twentieth century (Pta-8037), demonstrating that this feature was intrusive into Layer 3CC and was probably associated with the modern hearth described above. The date of this feature is consistent with the reported use of the cave by cattle herdsmen working for the owner of this property in the 1950s (Williams 1970: 31). Two ash patches on the edge of this modern feature probably pre-date it and may have been hearths in Level 3CC (Fig. 4). Stone tools and debris A total of 8100 stone artefacts, including 126 formal tools, was recovered from the cave (Fig. 5, Table 1; Tables 1–3 at end of paper). Stone artefact density is highest 118 Southern AFRICAN humanities, vol. 22, 2010 Fig. 4. Induna Cave squares F3 and F4 (1x 2 meters) excavated features. in Level 4 (spits ED1–ED3), reaching a peak in Level 4 (ED3) (Table 1, Fig. 6). The density decreases in Level 3CC and a steep decline in density occurs in Level 2 (DNG) and Level 1 (SF). At the base of the excavation the assemblage from Level 4 (spits ED6–ED8) comes from a small area in one square. The increase in density of most types of artefacts in the bottom two spits (ED7–ED8) may result from the accumulation of material in the crevices formed by the bedrock in this square. By comparison, the frequencies of stone artefacts from the various levels and spits within levels of the excavation indicate that Level 4 (spits ED1–ED3) is consistently rich in stone artefacts (Fig. 7). However, the highest frequency of stone artefacts occurs in Level 3CC, which has the largest volume of excavated deposit (16.75 buckets where one bucket = 10 litres; see Table 1). The lowest frequencies of stone artefacts occur in Level 4 (spits ED6–ED8) (Fig. 7). These spits have very small volumes of excavated deposit (Table 1). Formal tool assemblages are small in all levels of the excavation and stone debitage forms 98.5 % of the total stone artefact assemblage (Tables 1 & 2). The deepest spit in Level 4 (ED8) yielded a very small number of stone artefacts, therefore the high formal tool density is probably not significant. Formal tool density is very low in Level 4 (spits ED4–ED7), and stone artefact assemblages from these spits are small. In Level 4 (ED4) a very small proportion of the stone assemblage is made up of formal tools (0.6 %) even though stone artefact density is relatively high (104 per bucket) and the stone assemblage is relatively large (814 artefacts) (Table 1, Fig. 6). Formality increases slightly through Level 4 (ED3–2), but a marked increase in formality occurs in Level 4 (ED1) (4 tools per bucket). The proportion of retouched to non-retouched artefacts is also highest in this level (3.3 % of the stone artefacts recovered are retouched tools). Formal tool density decreases slightly again in Level 3CC during the final huntergatherer occupation of the site. Small scrapers are the most frequent formal tools found in all levels, although their frequency varies within the spits excavated in Level 4 (Table 1, Figs 5 & 8). Smaller THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 119 Fig. 5. Induna Cave stone and bone tools. Level 3CC: 1. small scraper (end and two sides); 2. small end scraper; 3. small end scraper (backed by retouch); 4. small segment; 5. backed point; 6. awl; 7. triangular point; 8, 9. borers. Level 4 (ED1): 10. deep segment; 11. triangular backed point; 12. double backed point. Level 4 (ED2): 13. medium scraper (end and two sides); 14, 15. small end scrapers; 16. adze. Level 4 (ED 3): 17. small end scraper; 18. small backed side scraper; 19. core reduced piece. Level 3CC: 20. bone point. Level 4 (ED1): 21. bone point. numbers of other formal tool categories, including segments (Table 1, Fig. 5), backed bladelets (Table 1), borers (Table 1, Fig. 5) and points, (Table 1, Fig. 5) as well as adzes (Table 1, Fig. 5), indicate varied activities at the site. However, the formal tool samples from the deeper spits (ED5–ED8) are too small for meaningful assessment (Table 1). The stone debitage is largely composed of chunks (63 % of the assemblage; Table 2). Flakes and broken flakes are the second largest category within the stone assemblage (18 % of the assemblage; Table 2). The highest densities of small (< 30 mm) flakes occur in Levels 4 (ED2) to Level 3CC where the highest densities of formal tools Fig. 6. Induna Cave densities of various artefact types. 120 Southern AFRICAN humanities, vol. 22, 2010 THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE Fig. 7. Induna Cave frequencies of various artefact types. 121 122 Southern AFRICAN humanities, vol. 22, 2010 Fig. 8. Induna Cave comparative compositions of formal tool assemblages. Fig. 9. Induna Cave comparative densities of small and large flakes. THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 123 Fig. 10. Induna Cave comparative densities of formal tool raw materials. are also found (Table 1, Figs 6 & 9). Opal is the raw material most frequently used for formal tools from Level 4 (ED2) to Level 3CC, followed by quartz, which is also favoured for formal tools in Level 4 (ED4) and the levels above (Table 3, Fig. 10). These fine-grained raw materials produce smaller flakes than coarser-grained materials. Small-flake production is a stage in the reduction sequence required to produce most of the formal tools recovered from the excavation, which may explain the higher densities of small quartz and opal flakes in Levels 4 (ED2) to Level 3CC (Fig. 11). Quartz is the dominant raw material in the debris category in all levels of the excavation. Its greatest density is in Level 4 (ED3), with another peak in Level 4 (ED7) (Table 3, Fig. 12). The greatest densities of opaline debris (including small flakes) occur in the two contact-period levels (Level 4 (ED1) and Level 3CC) (Figs 11 & 12) where formal tools are also most dense (Fig. 6). Basalt is the second most common raw material in Levels 4 (ED5–ED2) (Fig. 12). These assemblages are less formal in character than those above, probably because the emphasis was on producing basalt flakes, presumably for use as tools (Figs 11 & 13). Quartz pebbles found in the excavation (Table 2) are the source of this raw material and probably originated in the Karoo grit on the northern edge of the sandstone hills (T.J. Broderick pers. comm. 2005). They could have been collected along stream beds close to the cave. Basalt could also have been obtained locally around the margins of dolerite dykes in the sandstone hills. Opaline material from Fig. 11. Induna Cave comparative densities of small flake raw materials. 124 Southern AFRICAN humanities, vol. 22, 2010 THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 125 Fig. 12. Induna Cave comparative densities of stone debris raw materials. the excavation may have been collected on the southern edge of the hills where chalcedony/agate can be found in amygdales which occur in basalt flats. Hornfels occurs in small quantities throughout the excavation and this material was probably obtained some distance away from the site in the Chiwonje Hills on the southern boundary between Malilangwe and the Gonarezhou National Park (T.J. Broderick pers. comm. 2005). Magnetite ore as well as other forms of iron ore (hematite and ochre) and some slag were recovered from the excavation (Table 2). The ore is found along the southern edge of the gneiss to the north of the Malilangwe hills and historical accounts of pre-colonial exploitation of iron-ore sources near Malilangwe include Mhangula Hill about 4 km from Induna Cave (Fig. 1) (Bannerman 1981: 21). Shell beads, a copper bead and worked bone A total of 405 shell beads was recovered from the excavation (Table 4). The highest densities of finished and unfinished ostrich eggshell (OES) beads were in Level 4 (ED3) and Level 4 (ED4) respectively (Table 4, Fig. 6). High bead densities per bucket from Level 4 (ED8) are a distortion due to the small amount of deposit (0.5 buckets) excavated from this depth. The presence of unfinished beads in significant numbers (Table 1) demonstrates that bead manufacture was taking place on the site. Land snail Fig. 13. Induna Cave comparative densities of large flake raw materials. 126 Southern AFRICAN humanities, vol. 22, 2010 127 THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE beads were found in much smaller quantities. The highest density of unfinished land snail beads was from Level 3CC and only three finished land snail beads were recovered, all from Level 4 (ED2–ED3). Borers are generally assumed to have been used to drill holes in shell beads (Deacon 1984: 297; Walker 1995: 277). However, the peak density of unfinished shell beads in Level 4 (ED4) does not correspond with the occurrence of borers which were found in Level 3CC and Level 4 (ED1) (Table 1). A copper bead, apparently made from a strip of metal bent to join at either end, and measuring 5.24 mm in diameter, was recovered from Level 3CC. Two broken bone points were recovered, one from Level 3CC and the other from Level 4 (ED1) (Fig. 5). TABLE 4 Induna Cave: vertical distribution of shell beads. Level Buckets of deposit Material Finished beads Finished beads per bucket Unfinished beads Unfinished beads per bucket 9 0.64 Level 1 (SF) 14.05 OES 3 0.21 Level 2 (DNG) 7.00 OES 1 0.14 Level 3 (CC) 17.00 Achatinid 7 0.41 Level 3 (CC) 17.00 OES 19 1.12 Level 4 (ED1) 9.25 Achatinid 1 0.11 Level 4 (ED1) 9.25 OES 42 4.54 19 2.05 Level 4 (ED2) 11.70 Achatinid 1 0.09 Level 4 (ED2) 11.70 OES 50 4.27 27 2.31 Level 4 (ED3) 10.25 Achatinid 2 0.20 1 0.10 Level 4 (ED3) 10.25 OES 52 5.07 24 2.34 Level 4 (ED4) 7.85 Achatinid 1 0.13 Level 4 (ED4) 7.85 OES 35 4.46 24 3.06 Level 4 (ED5) 5.00 OES 14 2.80 8 1.60 Level 4 (ED6) 2.20 OES 5 2.27 51 3.00 Level 4 (ED7) 2.25 OES 1 0.44 1 0.44 Level 4 (ED8) 0.50 OES 5 10.00 2 4.00 Total 143.1 267 138 Faunal remains The total faunal sample of 4886 bone fragments weighing 4.776 kg included 513 identifiable fragments (Table 5, Figs 7 & 8) (Scott 2003). Twenty-five species were identified. Tortoise was most common, followed by monitor lizard and Bov III. Hunted game animals dominate the species list, including baboon, wildebeest, bushpig, zebra, giraffe and large carnivores. Gathered or trapped species, including monitor lizard and especially tortoises, make up the majority of bones identified. The density of animal bone was highest in Level 4 (ED3), which also contained the greatest variety of species, 20 in all (Fig. 6, Table 5). This spit also produced the largest identifiable sample (120 bones). Densities of faunal remains are relatively high compared with other categories of excavated material except stone artefacts in most levels of the excavation (Fig. 6). In Level 4 (ED1) 1/0/1 Equus burchelli (zebra) 2/1/1 2/2/1 cf Sylvicapra grimmia (duiker) Raphicerus campestris (steenbok) cf. Aepyceros melampus (impala) cf. Raphicerus campestris 1/1/1 1/1/1 Connochaetes taurinus (wildebeest) Equid 1/0/1 1/1/1 Giraffa camelopardalis (giraffe) Suid Potamocoerus porcus (bushpig) Oryctoropus Afer (aardvark) cf. Procavia capensis (hyrax) Medium-large carnivore Medium carnivore Small-medium carnivore 2/2/1 1/0/1 Level 3 (CC) 2/1/1 1/1/1 Level 2 (DNG) cf Felis lybica (wild cat) Level 1 (SF) Small carnivore Vivirridae (mongoose) Papio ursinus (baboon) Species 1/1/1 4/4/2 1/1/1 Level 4 (ED2) 1/1/1 1/1/1 3/3/3 1/1/1 3/2/2 Level 4 (ED3) 3/3/2 1/1/1 1/1/1 1/1/1 1/1/1 1/1/1 3/3/2 1/1/1 Level 4 (ED4) 1/1/1 1/1/1 Level 4 (ED5) 1/1/1 1/1/1 Level 4 (ED6) TABLE 5 Induna Cave : species identified quantified as number of identified skeletal parts, quantifiable skeletal parts, minimum number of individuals (NISP/QSP/MNI). 1/0/1 1/1/1 Level 4 (ED7) 1/1/1 Level 4 (ED8) 128 Southern AFRICAN humanities, vol. 22, 2010 5/5/2 6/1/2 3/3/2 Level 4 (ED3) 3/2/3 Fish 4/0/2 2/0/1 Terrestrial gastropod 2/0/1 4/0/2 4/0/2 2/0/2 8/8/1 18/3/3 31/4/6 Toad/Frog 4/0/4 17/15/2 7/5/2 34/7/5 4/5/3 4/4/2 1/1/1 11/12/3 9/6/4 29/3/3 2/1/1 1/1/1 1/1/1 6/6/3 1/1/1 11/8/5 8/5/5 Level 4 (ED2) 1/1/1 Lizard Small-medium lizard Small lizard 11/11/1 5/0/1 1/0/1 Tortoise Varanus sp. (monitor lizard) 1/0/1 2/2/1 Francolin-size bird Medium bird 1/1/1 Small-medium bird Small bird 1/1/1 1/1/1 5/4/2 5/4/4 Level 4 (ED1) 5/4/4 6/6/5 1/1/1 6/2/1 1/0/1 Level 3 (CC) Lagomorph 1/1/1 Level 2 (DNG) 2/2/1 4/0/1 1/1/1 Level 1 (SF) Small rodent Rodentia Bov III Bov III (non-dom.) Bov II (non-dom.) Bov II Bov I Species 2/0/1 8/8/1 9/9/1 13/8/4 28/9/7 6/4/2 1/1/1 13/7/5 1/0/1 Level 4 (ED4) 2/1/2 5/0/1 1/0/1 5/1/1 14/1/3 5/3/2 4/2/1 1/1/1 2/3/2 2/2/1 Level 4 (ED5) 4/4/2 1/0/1 1/1/1 2/0/1 3/2/2 1/1/1 2/2/2 1/1/1 Level 4 (ED6) TABLE 5 (continued) Induna Cave : species identified quantified as number of identified skeletal parts, quantifiable skeletal parts, minimum number of individuals (NISP/QSP/MNI). 6/1/2 4/2/2 2/0/1 1/1/1 6/1/1 1/1/1 Level 4 (ED7) 1/0/1 1/1/1 1/1/1 1/1/1 Level 4 (ED8) THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 129 130 Southern AFRICAN humanities, vol. 22, 2010 the final hunter-gatherer occupation in Level 3CC the density of animal bone reduces dramatically compared with other categories of material, including stone debris, OES fragments and land snail fragments (Fig. 6). There is also a marked drop in the variety of species represented in this level compared with preceding assemblages in Level 4 (ED1–ED4) (Table 5). The faunal remains show that hunter-gatherers living in the Malilangwe hills adopted similar strategies to Later Stone Age hunter-gatherers of the Matopos in southwestern Zimbabwe who mostly hunted, trapped and gathered small mammals and reptiles, especially dassies (hyrax), hares, tortoises, small antelope and large lizards (Walker 1995: 221–7). Hunter-gatherers in the Kalahari caught and ate “iguanas” (Dornan 1975: 114). This suggests that large lizards (monitor lizards?) may have been used by hunter-gatherers as food rather than being introduced into the deposit by non-human agents. Land snail was also likely to have been used as food throughout the occupation of the cave. Highly fragmented land snail shell is commonly found in considerable quantities in excavated caves and rock shelters in Zimbabwe as well as in Mpumalanga and the Limpopo Valley in South Africa (e.g. Plug 1981: 18; van Doornum 2007: 35; Walker 1995: 98). The use of snails as food is recorded amongst hunter-gatherers in the Zambezi Valley (Nicolle 1959: 12). It is possible that mongoose, wild cat and the various sizes of carnivore found (Table 5) were hunted not just for their meat, but also for their skins which would have been a sought-after commodity. Ceramics Seventy-one sherds were recovered from the excavation (Table 6). This total excludes an unknown number of sherds collected from Level 4 (ED4) for possible thermoluminescence dating. Not one of the sherds was from a vessel rim and only four were decorated (Table 6, Fig. 14). The largest ceramic assemblage is from Level 3CC. The proportion of sherds found in Levels 1 (SF) and 2 (DNG) compared to the underlying levels may have been affected by previous intensive surface collection from the site, and the exclusion of sherds collected for thermoluminescence dating means that ceramics from Level 4 (ED4) are under-represented in Table 6. Ceramics from various chronological periods were recovered from Level 3CC, suggesting that this level is disturbed. However, the radiocarbon date for the top of the underlying layer, Level 4 (ED1), plus a small Zimbabwe Period 3 body sherd (Fig. TABLE 6 Induna Cave: vertical distribution of ceramics. Level Level 1 (SF) Level 2 (DNG) Level 3 (CC) Level 4 (ED1) Level 4 (ED2) Level 4 (ED3 & 4) Total Decorated body Undecorated body Total 1 1 2 4 8 41 10 1 3 67 5 9 43 10 1 3 71 4 Sherds per bucket 0.3 1.3 2.6 1.1 0.1 0.2 THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 131 Fig. 14. Induna Cave ceramics. 14.7) recovered from the bottom of Level 3CC, suggest that Level 3CC probably accumulated during the thirteenth century AD. Two body sherds, one from Level 2 (DNG) and one from Level 3CC, decorated respectively with a band of oblique impressions and comb stamping (Figs 14.8 & 14.9), probably represent the Gokomere or Ziwa facies dated between the sixth and eighth centuries AD. Several sites with Gokomere/Ziwa ceramics were found on Malilangwe Trust’s estate during surveys in 2002 and 2003 (Fig. 1: sites 1, 2, 39, 41, 43; Swan 2003a, b; Thorp 2003) and Gokomere/Ziwa ceramics were recovered from subsequent excavation of one of these settlements with evidence of smelting activity at Kwali Camp (Fig. 1: site 2; Swan 2007). Another sherd (Fig. 14.6) from Level 3CC is decorated with a panel of broad incised curved lines similar to a type recorded in the Gumanye occupation at Hlamba Mlonga (Fig. 1: site 5; cf. Thorp 2005b, 2009: fig. 12.4). A sherd from the same vessel came from the surface dust in Level 1. All of the sherds recovered below Level 3CC were adiagnostic, undecorated body sherds (Table 6). No pottery occurred below ED4 in Level 4. 132 Southern AFRICAN humanities, vol. 22, 2010 One hundred and twenty-two sherds collected during the 1995 surface collection and coring exercise in the cave (Matenga n.d.) give further clues to the ceramic groups represented at the site. A sherd with a thickened and beveled rim decorated with a band of oblique incision (Fig. 14.1) came from 0 to 20 cm depth in core 10, sunk into the cave deposit (Matenga n.d.: 6 & table 1). This information is not sufficient to locate the sherd accurately in relation to the stratigraphy revealed during my 1998 excavation, but it does suggest that it may have come from as deep as Level 4 (ED3). Another rim sherd from this collection is decorated with oval chord or bangle impressed panels (Fig. 14.2) and marked ‘core 1’, although its provenance is not provided. Similar pot rims, dated to the seventh century AD, were obtained from Simbiri (Fig. 1: site 37) (Thorp 2003: 19–20). Preliminary assessment of the ceramics from Simbiri suggests that they belong to the Happy Rest facies. One tiny decorated sherd, probably from a rim, amongst the surface collection could represent a Happy Rest or a Gokomere vessel (Fig. 14.10). Two sherds from the surface decorated with bands of incised cross-hatching on the upper shoulder (Figs 14.3 & 14.4) may be attributable either to Zimbabwe Period 3 or to nineteenth-century use of the cave either by Tsonga or Shona speakers. One sherd decorated on the shoulder with a band of possible bead impressions is also probably from a recent Tsonga or Shona source (Fig. 14.5). THE INCEPTION AND EXPANSION OF FARMING SETTLEMENT Changes in the proximity of farming settlement in relation to the sandstone hills and in the density of these settlements through time are evident from archaeological survey data (Thorp 2003). These changes are likely to have had an impact on hunter-gatherers. There were two distinct patterns of site distribution during the period of early firstmillennium farming settlement at Malilangwe. Settlements are large, stretching for 160 m along the Nyamasikana river in the case of Kwali Camp (Swan 2007: 319). They are situated on or close to alluvium adjacent to the Chiredzi and Nyamasikana rivers, which are the largest rivers on the property (Fig. 1: sites 1, 2, 37, 39, 41, 43). This spatial distribution is in keeping with evidence from throughout southern Africa: early farming settlements were typically sited on arable soil in wooded savanna or coastal environments near rivers and lakes (Maggs 1980a: 7–8). A second distribution pattern of sites with early farming community ceramics (Swan 2003b; Fig. 1: sites 78, 80, 82, 83, 84), often together with ceramics from later periods, occurs in the sandstone hills on top of hills or ridges sometimes a considerable distance from alluvial soils and the larger rivers (e.g. Fig. 1: sites 78, 84). This hilltop distribution is unlikely to represent farmer settlements but is reminiscent of Huffman’s (2000: 16) description of Happy Rest pottery (sometimes mixed with pottery of other periods) on hilltops in the Shashe/Limpopo area, which he attributes to rainmaking activity. Excavations of these sites at Malilangwe are needed to clarify their purpose. The widespread evidence of specific environmental preferences of early firstmillennium settlement in southern Africa have been explained as a consequence of the rapid expansion of pioneering agriculturists along linear features such as rivers, lakes and coastlines (Maggs 1984: 340, 1994–95: 172). The early first-millennium farming settlement pattern at Malilangwe also probably reflects the initial spread of farming into the environment of the estate. Ceramic sherds from Induna Cave include stylistic types found on farmer settlements at Kwali Camp and Simbiri (Fig. 1: sites 2, 37), THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 133 showing that the sandstone hills were probably occupied by hunter-gatherers during the early period of farmer settlement between the sixth and eighth centuries AD (Swan 2007: 319–20; Thorp 2005b: 22). It is likely that the hills offered hunter-gatherers the option of a relatively independent existence alongside farming communities during this period, as the survey data indicates that concentrations of farming populations had not yet encroached into the hills. Some agriculturists spread into the hills during Gumanye (Fig. 1: site 31) and Zimbabwe Period 3 times (Fig. 1: sites 22, 50, 81), between about 1000 and 1290 AD. The Zimbabwe Period 3 sites (Fig. 1: sites 5, 22, 50, 68, 81) vary in size. The largest hilltop settlement at Hlamba Mlonga (site 5), which has a Gumanye and a Zimbabwe Period 3 occupation on it, also has a large and possibly contemporary area of occupation at the foot of the ridge on the north-eastern side. Ceramics, glass beads and a burial were found during building construction on this area but this archaeological material was not available to me during my research. Sites 50 and 68 have evidence of several structures whereas site 22 appears to have only one large possible house structure associated with a smaller structure. The largest site Hlamba Mlonga (5) and one of the smaller sites (68) are situated on the edge of the sandstone hills near extensive expanses of alluvium which have been used for agriculture until recently (Malilangwe GIS 2010), whereas two of the three smaller sites (22, 50, 81) are well into the sandstone hills further away from areas of alluvium. Site 81 is only 1 km away from Induna Cave and may have been occupied contemporaneously with the final hunter-gatherer occupation in Level 3CC. Later Stone Age artefacts have been recovered from excavations of farming settlements at Malilangwe. Artefacts from excavations of two early first-millennium farmer sites include a medium end scraper with adze edge retouch made of chalcedony, a sidestruck quartz flake and seven quartz chunks from the Kwale Camp. These were found amongst excavated concentrations of settlement and smelting debris including potsherds, slag, bone, dhaka plaster, furnace clay, tuyere sherds, magnetite ore, charcoal, an upper grinding stone and OES beads (Swan 2009). One small opal segment was recovered from excavations at Simbiri amongst similar debris (Swan & Chirikure n.d.; Thorp 2005b). Stone artefacts were also recovered from excavations at Hlamba Mlonga. The small number of worked stones from the first Gumanye Occupation (D) deposit there includes quartz and opal chunks, a broken opal and a broken hornfels bladelet, and an opal endstruck flake (Thorp 2009: table 8). They could indicate hunter-gatherer interaction with the occupants of the site. Alternatively they may have been deposited on the site by hunter-gatherers before it was occupied by the farming community represented by the Gumanye ceramics in occupation D. Stone artefacts from the subsequent occupations in the excavation are few and could either represent interaction with local hunter-gatherers or could have been included in dhaka building material brought to the site from elsewhere. Proving direct association between stone artefacts and other excavated material on farming settlements is difficult, and requires recovery of stone artefacts which may be directly associated with in situ features (e.g. Hall 2000; Maggs 1980b). CHRONOLOGY OF HUNTER-GATHERER/FARMER INTERACTION AT INDUNA CAVE The excavated assemblages from Induna Cave can be separated into four broad chronological periods. Firstly, the most recent assemblage from the surface and dung levels probably reflects modern use of the site since the 1950s. The second assemblage 134 Southern AFRICAN humanities, vol. 22, 2010 from Level 3CC is likely to have accumulated during the final hunter-gatherer occupation of the site, although it includes ceramics from various periods, which show that this deposit is disturbed. The presence of a Zimbabwe Period 3 sherd and the date from the top of the preceding occupation suggest a twelfth to thirteenth-century AD date for this occupation. The lack of any diagnostic Zimbabwe Period 4 ceramics from the site also supports the conclusion that the final hunter-gatherer occupation of the cave dates to the thirteenth century AD when communities with Zimbabwe Period 3 ceramics were present in the area. The third assemblage from Level 4 comprises stone artefacts with some ceramics in the top four spits (ED1–ED4) (Table 6). This assemblage is dated at the top to between AD 1160 and 1270. The vertical distribution of the ceramics suggests that they could to a large degree be in situ in the top spit of Level 4 (ED1). The small number of sherds in the deeper spits of Level 4 (ED2–ED4) are more problematic. There are two possible interpretations that could account for the cultural material in Level 4 spits (ED2–ED4). First, the small number of sherds from these spits may well indicate that some downward displacement occurred (Table 6). In this case the cultural material from these spits would be best explained as a pre-contact occupation. Secondly, if the sherds are in situ, they could represent an early phase of contact with farmers. If this is the case, Early Farming Community Gokomere and Happy Rest pottery from the surface collection (Fig. 14) suggest that these deepest spits with ceramics could date to the sixth or seventh century AD. No ceramics were recovered from the fourth assemblage in the bottom four spits of Level 4 (ED5–ED8) (Table 6). This pre-ceramic occupation of Induna Cave by stone tool-using hunter-gatherers is undated. The formal tool sample from these spits comprises two small end scrapers and a backed bladelet (Table 1, Fig. 8). Assemblages dating to the last 5000 years in southern Zimbabwe and the Limpopo valley tend to have relatively high percentages of small scrapers compared to backed tools (van Doornum 2007: 39; Walker 1995: 205, table 120). This suggests that the pre-contact occupation at Induna falls within the last 5000 years. DISCUSSION I deal first with the contact-period levels. The greater formality of the stone artefact assemblages together with the decreasing density of all materials, excluding ceramics, in the two contact-period levels (Level 3CC and Level 4 (ED1); Table 1, Fig. 6) in comparison with the preceding levels suggests two possible interpretations. Either decreasing stone artefact density together with the presence of ceramic sherds may indicate a decline in the intensity of use of this site by stone tool-using huntergatherers, perhaps in conjunction with use of the site by farmers. Alternatively it points to occupation of the site by smaller numbers of hunter-gatherers who were increasingly interacting with and using the material culture of contemporary farming communities nearby. Both of these explanations are in keeping with the evidence for the spread of Zimbabwe Period 3 farming settlement into the hills which may have been contemporary with the occupation in Level 3CC (Fig. 1). The formal stone tools from these levels were probably knapped in the cave, since they also contain the largest quantities of opal and quartz debris. High proportions of formal tools in stone artefact assemblages is one of the features that elsewhere THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 135 in southern Africa has been linked to seasonal aggregation like that practised by ethnographically documented hunter-gatherer bands (Wadley 1987, 1989, 1996). Aggregation sites are thought to be characterized by production of large quantities of items used in gift exchange between hunter-gatherer bands, including formal stone tools, ostrich eggshell beads and worked bone (Wadley 1989: 43–4). However, Induna Cave itself is too small to have been used as an aggregation camp unless the area of the talus slope outside the cave is included, and the decreasing density of all materials except ceramics during the younger hunter-gatherer occupations does not support an aggregation interpretation of these more recent assemblages. A different interpretation is therefore needed to explain their more formal character. Scrapers are the most frequent type of formal tool recovered from the contact levels (Table 4: Level 3CC and Level 4 (ED1)). An increase in scraper frequency is a common feature of stone tool assemblages dated to the contact period. These tools are thought to have been used for hide preparation (Binneman 1984) and they are often interpreted as evidence for barter exchange of hides with farmers in contact contexts (Hall & Smith 2000: 36; Van der Ryst 1998: 41–2; Wadley 1996: 210–14; Walker 1995: 255). Their presence in larger numbers in the contact Levels 3CC and 4 (ED1) (see Table 1) in comparison with preceding levels may therefore reflect the preparation of hides at the site for exchange with farmers. The compositions of the formal tool assemblages from the two contact-period levels vary. There is a higher percentage of backed tools in comparison to scrapers in the earlier contact occupation (Level 4 (ED1)) than in the final contact period (Level 3CC) (Table 4, Fig. 8). There is also a larger and more varied sample of hunted fauna in the earlier contact level (Level 4 (ED1) in Table 5), so the higher proportion of backed tools, which were probably used as hunting equipment, may reflect the greater importance of hunting at this time. The slight decline in density of OES beads and shell fragments in the contact levels compared to the preceding levels could be due to declining numbers of hunter-gatherers occupying the shelter, and farmers may have had an impact on this resource by exploiting it themselves (Thorp 2009: 213, 215). Alternatively, declining bead production may reflect disruption of social mechanisms such as hxaro-like gift exchange between or within hunter-gatherer bands (Wiessner 1982), possibly linked to the encroachment of farming settlement into the hills. The final hunter-gatherer occupation in Level 3CC is probably contemporary with the spread of farming settlement into the sandstone hills. In fact, there is a Zimbabwe Period 3 site (Fig. 1: site 81) only 1 km from Induna Cave. Assuming that at least some of Level 3CC, with its ceramic assemblage, results from hunter-gatherer use of the cave, it is the best evidence for interaction with contemporary farmers, as it includes a diagnostic Zimbabwe Period 3 sherd. Although there is only a slight decrease in the density of most types of artefacts in this level compared with the earlier contact level (Level 4 (ED1)), there is a marked decrease in the density of faunal remains and in the variety of species represented (Level 3CC in Table 5). This could reflect a general decline in the availability of game, possibly linked with an increase in farming settlements in the area. Evidence to support this suggestion comes from the farming settlement of Hlamba Mlonga, where a gradual decline in the quantity and variety of game species occurred between the eleventh and thirteenth centuries AD, followed by a marked decline during the fourteenth-century Zimbabwe Period 4 occupation 136 Southern AFRICAN humanities, vol. 22, 2010 (Thorp 2009: 209). The impact of the decreasing availability of game appears to have been felt slightly earlier by hunter-gatherers than by farmers, and this could be an indication of their increasing subordination as Zimbabwe Period 3 farmers occupied more of the landscape. It is likely that the Zimbabwe Period 3 farmers grazed cattle in the hills which are not suitable for crop production. This may have given huntergatherers an alternative food source. They may have established client relationships with Zimbabwe Period 3 farmers, herding the cattle for them and taking payment for this work in the form of grain and milk. Evidence of these foods is less likely to be found archaeologically, although it could be argued that the ceramics from this context may have been used to contain these foods. I now turn to the spits within Level 4 with few ceramic sherds (ED2–ED4). This context may represent either contact or pre-contact occupation of the cave. The stone artefact assemblage is less formal than the younger assemblages from Level 3CC and Level 4 (ED1) above, and there are higher densities of all other materials, excluding ceramics. This suggests that the site was either occupied by more people or occupied over a longer time. There are considerable changes in the stone artefact assemblage in Level 4 below spit ED1 (spits ED2–ED8). Not only does the percentage of formal tools in these spits drop significantly compared to the more recent assemblages above, but also raw material preference changes. Opal debris density drops as basalt debris density increases. This is linked to the less formal character of the stone artefact assemblage, which has considerably higher densities of small basalt flakes and higher ratios of small basalt flakes compared to small opal flakes than the preceding assemblages in Level 3CC and Level 4 (ED1). These changes could simply result from chronological shifts in preferences or they may relate to changes in the activities carried out inside the cave. If the changes are activity-related, they may indicate that the cycle of aggregation and dispersal still functioned during this period. The site could have been used as a camp during the dispersal phase of the cycle, focusing on processing hunted, trapped and gathered foods. If on the other hand these changes relate to chronology, they could be seen as support for the argument that all of the deposit from Level 4 (ED2) downwards represents a different occupation of the cave, pre-dating the arrival of farmers. However, if the pottery in Level 4 (ED2–ED4) is in situ, and the assemblage represents an earlier contact-period occupation, some of the attributes of the assemblage could result from contact with farmers. In this case, for example, the high densities of OES beads may result either from their use in barter exchange with farmers or from more intensive gift exchange amongst hunter-gatherers themselves in order to maintain traditional social relationships threatened by the presence of farmers. Similarly, some of the animals traditionally hunted for their skins, including mongooses and various carnivores, could have been used for barter exchange with farmers. On the other hand, if the assemblage largely represents pre-contact occupation, these resources may simply have been more plentiful due to lower levels of exploitation by people. The iron resources of the Malilangwe area have been important in the development of trading links with surrounding regions since pre-colonial times (Bannerman 1981: 21; McCosh 1979: 161). Groundstone fragments stained with ochre from the excavation show that hunter-gatherers processed ochre there (Table 1), and probably used it to produce rock art and for cosmetic purposes. They are likely to have exchanged the THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 137 specular magnetite (specularite) and other forms of iron ore with other hunter-gatherer bands in the region. So hunter-gatherers near pioneering farmer settlements in the region could subsequently have traded magnetite ore from the Malilangwe area with these farming communities, thereby alerting them to the existence of the resource and possibly motivating them to settle nearby. Fragments of slag, probably from iron smelting, were found only in the contact and possible contact levels of the excavation (Table 2). They may have been brought to the site by hunter-gatherers, although it is also possible that they relate to use of the cave by farmers. Very little can be deduced from the small pre-contact assemblage in the bottom four spits of Level 4 (ED5–ED8) because the quantities of artefacts recovered are so small. Once more pre-contact assemblages from the area have been documented it may be possible to make a better assessment of the likely date of this occupation. Walker (1995: 255) proposed that hunter-gatherers may have dispersed into the lowveld from areas like the Matopo Hills approximately 2000 years ago, attracted by early farming communities. The evidence of a pre-contact-period stone artefact assemblage from Induna Cave together with evidence of a sequence of intermittent occupations at Chinzwini rock shelter (Fig. 1: site 3; Thorp unpublished data) dated between c. 9250 BC and AD 1000 demonstrate that this proposal is no longer wholly tenable. The final contact-period level at Induna Cave dates to around the twelfth to thirteenth centuries AD. The occupation in this level reflects continuity in the hunter-gatherer material-cultural ‘signature’. Evidence for this includes their continuing occupation of the shelter, continued use of stone artefacts, and faunal evidence for continued hunting and gathering on a much reduced scale as a means of subsistence, while increasing quantities of farmer ceramics may signify more use of resources such as grain and milk produced by farmers. It is not yet clear whether this hunter-gatherer ‘signature’ continued in the Malilangwe hills beyond the thirteenth century AD, once the more stratified social organization associated with Zimbabwe Period 4 stonewalled settlements developed in the area. The twelfth to thirteenth-century AD date from Induna is the most recent radiocarbon date associated with a stone-tool industry yet reported from Zimbabwe and therefore lends support to Walker’s proposal that hunter-gatherers survived as a distinct entity until later in more marginal environments. In fact, historical sources hint at the possible survival of culturally distinct hunter-gatherers until the early twentieth century in this region. Dornan (1917: 37) wrote that “There are certainly Bushmen in these countries [eastern Zimbabwe and adjoining areas of Mozambique], a few are left in the Victoria and Sabi districts, but whether they are Masarawas or other Bushmen I cannot say. I could get no information from Europeans or natives who had seen them beyond the fact that they were Bushmen”. ACKNOWLEDGEMENTS This research was undertaken as part of my work as a curator at the Zimbabwe Museum of Human Sciences, Harare. National Museums and Monuments of Zimbabwe provided equipment and personnel for the excavation. I thank Malilangwe Trust for inviting me to undertake this study, for hospitality at Kwali Camp, and for financial support both for the fieldwork and for the radiocarbon dates. Thanks to Bruce and Sarah Clegg, for access to and assistance with Malilangwe’s GIS data. Thanks to Malilangwe’s scouts for assistance in the field. Tim Broderick kindly identified the rock 138 Southern AFRICAN humanities, vol. 22, 2010 types used for manufacturing stone artefacts from Induna Cave and commented on the geology of the cave. Lorraine Swan drew the initial site plan and assisted with the excavation. Josiah Moyo, Blessed Magadzike and Godfrey Nyaruwanga also assisted with the excavation and Blessed Magadzike assisted with sorting and analyzing the finds. 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Current Anthropology 31: 489–524. 25 1 1 N % 2.2 2.2 Level 3 (CC) 2 1 1 N 5.4 2.7 2.7 % 33.3 25 2 Subtotal scrapers 4 4 2 Subtotal small scrapers 33.3 1 1 broken tool (scraper) 100 27 26 1 backed by retouch 60 57.8 2.2 2.2 11.1 2.2 4.4 2.2 4.4 2.2 26.7 17 15 4 2 9 45.9 40.5 10.8 5.4 24.3 5 9 7 1 1 64.3 50 7.1 7.1 35.7 14.3 7.1 7.1 % 2 N 16.7 % N 4 4 1 1 33.3 33.3 8.3 8.3 3 2 1 1 60 40 20 20 20 20 % 1 1 1 100 100 100 % Level 4 (ED5) N % Level 4 (ED6) N 1 1 1 100 100 100 % Level 4 (ED7) N % Level 4 (ED8) N 68 62 6 3 5 3 3 1 1 5 2 32 1 6 1 1 1 1 2 N Total 54.0 49.2 4.8 2.4 4.0 2.4 2.4 0.8 0.8 4.0 1.6 25.4 0.8 4.8 0.8 0.8 0.8 0.8 1.6 % THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 100 5 naturally backed 25 1 2 1 end & 2 sides small backed 1 end & side (broken) end and side 16.7 2 1 12 side 25 1 1 end (broken) end elongated end SMALL SCRAPERS (< 20 mm) 2 1 1 N 1 1 (DNG) % Level 4 (ED1) Subtotal medium scrapers 16.7 Level 2 N Level 4 (ED2) 1 1 % Level 1 (SF) N Level 4 (ED3) naturally backed end & 2 sides end & side side end MEDIUM SCRAPERS (20–30 mm) Stone tools Level 4 (ED4) TABLE 1 Induna Cave: vertical distribution of formal tools. 141 % N 50 7 3 Subtotal backed tools 1 2 2 awl borer triangular point broken tool 2 adze OTHER TOOLS 1 1 broken backed tool double backed point backed point 4.4 4.4 2.2 4.4 15.6 2.2 2.2 3 % 8.1 37.8 2.7 2.7 2.7 10.8 5.4 2.7 8.1 2.7 Level 4 (ED1) 14 1 1 1 2.2 1 2.2 2 1 2.2 triangular backed point 1 4 16.7 16.7 1 miscellaneous backed piece 1 1 4.4 % backed flake obliquely backed bladelet broken segment 2 N 3 segment (deep) 16.7 N segment 1 Level 1 (SF) % Level 2 (DNG) 1 N Level 3 (CC) backed bladelet BACKED TOOLS (< 25 mm) Stone tools 1 1 2 2 N Level 4 (ED2) 7.1 7.1 14.3 14.3 % 1 4 1 1 2 N Level 4 (ED3) 8.3 33.3 8.3 8.3 16.7 % 1 1 1 N 20 20 20 % Level 4 (ED4) TABLE 1 (continued) Induna Cave: vertical distribution of formal tools. % Level 4 (ED5) N % Level 4 (ED6) N Level 4 (ED7) N % 1 1 100 100 % Level 4 (ED8) N 2 2 5 1 4 32 2 1 1 3 2 4 3 1 2 9 4 N Total 1.6 1.6 4.0 0.8 3.2 25.4 1.6 0.8 0.8 2.4 1.6 3.2 2.4 0.8 1.6 7.1 3.2 % 142 Southern AFRICAN humanities, vol. 22, 2010 4 100 14 0.4 buckets of deposit formal tools per bucket upper grinder (broken) 0.6 7 2.7 16.75 1 4 9.25 1 1.2 11.7 2 1 1.2 10.25 2 0.6 7.85 1 groundstone fragment (with ochre) 0.9 1 100 groundstone fragment 3.3 1306 5 2.6 1444 100 20 % 0.6 1.5 1133 12 1.1 1721 100 814 265 14 1 544 100 33.3 N % of formal tools 37 21.4 8.3 16.7 % Total stone 100 3 2 N 45 16.2 7.1 % Level 4 (ED3) 100 6 1 N 6 24.4 8.1 % TOTAL 11 3 N 4 16.7 8.9 % 1 4 N Level 3 (CC) Subtotal other tools 16.7 % Level 2 (DNG) N Level 4 (ED1) 1 1 % Level 1 (SF) N Level 4 (ED2) MSA endstruck flake from prepared core miscellaneous retouch Stone tools Level 4 (ED4) TABLE 1 (continued) Induna Cave: vertical distribution of formal tools. 1 0.2 5 0.2 490 100 % Level 4 (ED5) N - 2.2 1 1 112 % Level 4 (ED6) N 0.4 2.25 0.4 238 1 100 % Level 4 (ED7) N 1 2 0.5 3 33 100 % Level 4 (ED8) N 1 3 6 1.5 0.8 8.7 % 100 20.6 Total 8100 126 26 1 11 N THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 143 irregular thick triangular pointed parallel sided 1 0.2 1 0.4 0.4 1 1 4 1 core reduced (2 platforms) 0.4 4 BLADE 3 0.4 5 4 35 9 120 47 1 0.4 1.1 1.1 0.4 6.1 0.4 4.2 N % 0.1 0.1 0.2 0.2 0.2 0.3 0.2 2.1 0.5 7.2 2.8 65.2 Level 3 (CC) 1093 core reduced (1 platform) 2 % 64.8 blade 1 3 bladelet (2 platforms) 2.4 3 13 bladelet (1 platform) irregular CORE 1 16 0.4 2 16.2 87 quartz crystal 11 chip 2.8 N Level 2 (DNG) 169 1 15 % 59.5 pebble pitted hammer stone) pebble N 320 Level 1 (SF) chunk Stone debris N 4 3 8 1 5 25 4 84 29 0.4 0.3 0.7 0.1 0.5 2.3 0.4 7.7 2.6 65.4 % Level 4 (ED1) 717 N 1 1 1 3 6 17 4 118 22 % 0.1 0.1 0.1 0.2 0.4 1.2 0.3 8.3 1.5 61.7 Level 4 (ED2) 882 N 1 1 1 2 1 2 10 3 250 22 0.1 0.1 0.1 0.2 0.1 0.2 0.8 0.2 19.3 1.7 58.9 % Level 4 (ED3) 762 N 1 1 5 8 1 75 9 542 0.1 0.1 0.6 1.0 0.1 9.3 1.1 67.0 % Level 4 (ED4) 1 4 2 70 3 0.2 0.8 0.4 14.3 0.6 64.2 % Level 4 (ED5) 314 N TABLE 2 Induna Cave: vertical distribution of stone debris. N 1 1 3 3 9 6 68 % Level 4 (ED6) 0.9 0.9 2.7 2.7 8.0 5.4 60.7 N 1 2 71 5 0.4 0.8 30.0 2.1 59.5 % Level 4 (ED7) 141 N 1 3 24 % Level 4 (ED8) 3.1 9.4 75.0 N 6 3 3 1 13 17 7 7 29 120 28 903 1 169 5032 % 0.1 0.0 0.0 0.0 0.2 0.2 0.1 0.1 0.4 1.5 0.4 11.3 0.0 2.1 63.1 144 Southern AFRICAN humanities, vol. 22, 2010 Total 0.6 1 0.4 0.4 0.4 2 6 2 3 sidestruck (30+ mm) sidestruck (< 30 mm) cortical flake 0.6 4 4 16 1 1 endstruck (< 30 mm) 0.4 0.2 0.2 6 1 1 endstruck (30+ mm) cortical flake core rejuvenation flake FLAKES proximal medial distal 6 1 BROKEN BLADELET 1 12 proximal 3 0.8 distal BROKEN BLADE 2 4 0.6 3 0.2 1 irregular N thick triangular % 1 N 1 % Level 1 (SF) pointed N Level 2 (DNG) parallel sided BLADELET (< 26 mm) Stone debris Level 3 (CC) 0.2 0.2 1.0 0.4 0.1 0.4 0.4 0.1 0.1 0.7 0.2 0.1 0.1 % 3 2 7 3 3 3 2 1 8 1 1 N Level 4 (ED1) 0.3 0.2 0.6 0.3 0.3 0.3 0.2 0.1 0.7 0.1 0.1 % 4 4 8 7 10 19 2 2 13 1 4 3 N Level 4 (ED2) 0.3 0.3 0.6 0.5 0.7 1.3 0.1 0.1 0.9 0.1 0.3 0.2 % 2 1 3 6 7 1 2 1 6 2 1 N Level 4 (ED3) 0.2 0.1 0.2 0.5 0.5 0.1 0.2 0.1 0.5 0.2 0.1 % 1 9 3 2 2 1 2 N 0.1 1.1 0.4 0.2 0.2 0.1 0.2 % Level 4 (ED4) 4 2 1 4 N TABLE 2 (continued) Induna Cave: vertical distribution of stone debris. Level 4 (ED5) 0.8 0.4 0.2 0.8 % 1 1 1 N Level 4 (ED6) 0.9 0.9 0.9 % 2 1 1 2 1 N Level 4 (ED7) 0.8 0.4 0.4 0.8 0.4 % 1 N Level 4 (ED8) 3.1 % 18 26 39 25 6 34 4 34 4 4 49 7 12 6 N 0.2 0.3 0.5 0.3 0.1 0.4 0.1 0.4 0.1 0.1 0.6 0.1 0.2 0.1 % THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 145 Total 28 3 35 endstruck flake (< 30 mm) sidestruck flake (30+ mm) sidestruck flake (< 30 mm) 6 3 538 proximal lateral TOTAL coal 1 mica 6 1 1676 23 32 1 22 1 100 1.1 1.9 0.8 59 18 % 100 1.4 1.9 0.1 1.3 3.5 1.1 6.2 1.6 Level 3 (CC) 104 27 N 2 1 261 3 5 2 3.4 0.4 9.6 1.1 % specularite 100 0.6 1.1 0.2 0.4 9 1 25 3 N Level 2 (DNG) slag ochre 2 1 haematite 2 medial 6.5 0.6 5.2 1.1 % Level 1 (SF) distal BROKEN FLAKE 6 N endstruck flake (30+ mm) Stone debris 1 1 - 2 1 100 1.0 1.0 0.4 1.4 4.2 1.6 5.1 2.0 % Level 4 (ED1) 1096 11 11 4 15 46 17 56 22 N 2 1 3 12 % 100 2.0 1.6 0.4 2.8 5.5 1.3 4.8 2.5 Level 4 (ED2) 1430 28 23 6 40 78 19 68 36 N 1 6 2 100 1.7 1.7 0.3 1.5 3.1 1.5 4.4 1.7 % Level 4 (ED3) 1294 22 22 4 20 40 20 57 22 N 1 4 1 809 20 8 4 12 38 14 29 22 N 100 2.5 1.0 0.5 1.5 4.7 1.7 3.6 2.7 % Level 4 (ED4) 1 100 1.0 2.2 0.2 0.6 3.7 1.6 5.5 2.2 % Level 4 (ED5) 489 5 11 1 3 18 8 27 11 N TABLE 2 (continued) Induna Cave: vertical distribution of stone debris. 100 0.9 4.5 4.5 4.5 1.8 % Level 4 (ED6) 112 1 5 5 5 2 N 100 1.7 2.5 % Level 4 (ED7) 237 4 6 N 32 1 1 1 N Level 4 (ED8) 100 3.1 3.1 3.1 % 1 1 5 5 33 8 7974 116 119 21 116 333 105 406 151 N 100 1.5 1.5 0.3 1.5 4.2 1.3 5.1 1.9 % 146 Southern AFRICAN humanities, vol. 22, 2010 Total 18 22 68 10 12 15 hornfels sandstone basalt jaspilite quartzite dolerite 3 opal % % N 1721 544 TOTAL 265 45 3 28 13 1676 43 32 17 256 44 45 244 995 6 100 25.0 75.0 100 2.7 2.7 1.9 13.0 1.1 3.1 18.4 57.1 Subtotal 4 1 3 261 7 7 5 34 3 8 48 149 N Level 2 (DNG) 1 100 50.0 50.0 100 2.8 2.2 1.9 12.6 4.1 3.3 17.1 55.9 % 100 2.2 6.7 62.2 28.9 100 2.6 1.9 1.0 15.3 2.6 2.7 14.6 59.4 Level 3 (CC) jaspilite sandstone hornfels 3 quartz FORMAL Subtotal 538 92 opal other N 301 quartz Level 1 (SF) DEBRIS Stone tools N 1133 37 2 21 14 1096 4 38 22 170 26 16 199 100 5.4 56.8 37.8 100 0.4 3.5 2.0 15.5 2.4 1.5 18.2 56.7 % Level 4 (ED1) 621 N 1444 14 2 10 2 1430 1 14 46 19 284 42 19 123 100 14.3 71.4 14.3 100 0.1 1.0 3.2 1.3 19.9 2.9 1.3 8.6 61.7 % Level 4 (ED2) 882 N 1306 12 1 2 4 5 1294 9 51 20 228 42 9 90 100 8.3 16.7 33.3 41.7 100 0.7 3.9 1.5 17.6 3.2 0.7 7.0 65.3 % Level 4 (ED3) 845 814 5 1 2 2 809 1 3 26 10 220 45 9 34 461 N 100 20.0 40.0 40.0 100 0.1 0.4 3.2 1.2 27.2 5.6 1.1 4.2 57.0 % Level 4 (ED4) TABLE 3 Induna Cave: vertical distribution of stone raw materials. 490 1 1 489 22 14 125 9 6 23 290 N 100 100 100 4.5 2.9 25.6 1.8 1.2 4.7 59.3 % Level 4 (ED5) N 112 112 3 36 4 2 8 100 2.7 32.1 3.6 1.8 7.1 52.7 % Level 4 (ED6) 59 N 238 1 1 237 4 1 35 7 8 100 100 100 1.7 0.4 14.8 3.0 3.4 76.8 % Level 4 (ED7) 182 N 33 1 1 32 5 3 1 2 100 100 100 15.6 9.4 3.1 6.3 65.6 % Level 4 (ED8) 21 N TOTAL 8100 126 1 2 10 71 42 7974 2 95 246 118 1459 245 132 871 4806 % 100 0.8 1.6 7.9 56.3 33.3 100 0.0 1.2 3.1 1.5 18.3 3.1 1.7 10.9 60.3 THORP: INDUNA CAVE, SOUTHEASTERN ZIMBABWE 147
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