Rachel S. Popelka-Filcoff

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Indigenous Australians use ochre to add colour and detail to items such as this shield at the South Australian Museum. Image courtesy of South Australian Museum

When bacteria tell a story: tracing Indigenous Australian ochre sources via microbial ‘fingerprinting’

Rachel S. Popelka-Filcoff, Flinders University

Ochre is more than just paint - it tells stories of culture and trade in Indigenous Australians. Using museum artefacts plus science can track ochre sources and untangle a lost history.

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