The Pigment Earth / Ochre
extracted from a talk entitled - The Mineralogy of Art (Dr Chris Duffin, Natural History Museum, London) by Dr Chris Duffin, Earth Sciences Department The Natural History Museum, London Presented to the Mole Valley Geological Society, Dorking, Surrey, UK on 13th February 2025 Mole Valley Geological Society web site https://www.mvgs.org.uk YouTube channel / @mvlctv channel subscription / @mvlctv
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Pigment gold and sliver in art
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