Table 5 Number of artefacts with plant and/or animal residues, by stone raw material.

From: Combined organic biomarker and use-wear analyses of stone artefacts from Liang Bua, Flores, Indonesia

Stone raw material

Number of artefacts with residuesa

Total number of analysed stonesb

Artefacts with residues compared to the total (%)

Chalcedony

4

7

57

Chert

12

29

41

Silicified tuff

10

27

37

Jasper

1

2

50

Otherc

0

4

0

  1. aAs determined by GC-MS organic biomarker analysis.
  2. bWithin the sub-sample selected for this study.
  3. cAndesite (n = 2) and quartz (n = 2).
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