Research Article
Preliminary Compositional Evidence of Provenance of Ceramics from Hatahara Archaeological Site, Central Amazonia
Table 1
Mean, standard deviation, and range for the ceramic samples,
, and clay,
, in µg/g unless otherwise indicated.
| Element | Mean ± SD | Range | Clay 1 | Clay 2 | Clay 3 | Clay 4 | Clay 5 | Clay 6 |
| Na, % | | 0.1–0.7 | 0.8 | 0.1 | 0.7 | 1.2 | 1.2 | 0.6 | K, % | | 0.4–2.6 | 1.6 | 0.9 | 1.5 | 2.3 | 2.3 | 2.5 | La | | 20.1–93.9 | 43.6 | 24.4 | 36.8 | 36.4 | 39.7 | 56.8 | Yb | | 1.6–7.7 | 4.1 | 3.3 | 2.8 | 3.3 | 3.1 | 3.6 | Lu | | 0.3–1.2 | 0.5 | 0.5 | 0.4 | 0.4 | 0.5 | 0.6 | U | | 0.5–7.5 | 3.6 | 3.9 | 3.3 | 3.2 | 3.2 | 3.5 | Ce | | 39.5–96.8 | 107.9 | 40.9 | 73.0 | 76.3 | 81.3 | 105.7 | Cr | | 40.8–89.0 | 60.1 | 91.5 | 59.1 | 60.6 | 63.0 | 92.7 | Cs | | 2.6–10.6 | 7.3 | 8.3 | 7.1 | 4.6 | 5.3 | 13.7 | Eu | | 0.7–1.9 | 1.7 | 0.5 | 1.3 | 1.5 | 1.7 | 1.8 | Fe, % | | 1.5–4.7 | 4.0 | 6.3 | 3.0 | 4.1 | 4.4 | 3.9 | Hf | | 3.1–17.6 | 8.1 | 11.4 | 9.4 | 8.9 | 9.5 | 4.7 | Sc | | 9.1–19.3 | 14.7 | 14.6 | 13.6 | 14.8 | 15.6 | 21.4 | Tb | | 0.3–1.4 | 1.2 | 0.8 | 1.2 | 0.8 | 0.8 | 0.6 | Th | | 8.7–20.0 | 12.0 | 17.6 | 11.7 | 12.0 | 12.9 | 17.2 |
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