Hunter-Gatherers Harvested and Heated Microbial Biogenic Iron Oxides to Produce Rock Art Pigment.

Sci Rep · 2019 · PMC6864057 · PMID 31745164

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a clear trendno p-value reported

Molecular analysis of FeOB controls Powder XRD analysis of the furnace heated FeOB control samples showed a clear trend of Fe-oxide phase transitions consistent with observations from electron microscopic methods (SI Table 1 , SI Data 2 , SI Text 4 ).

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