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Rocks

Natural History Museum > Rocks > Darkened Calcite

5419: Natural History Museum > Rocks

submitted by Museum Administration on 03.11.2004

Darkened Calcite

Darkened Calcite
Copyright (2004) Robin Tzannes

The dark color of this piece of calcite is probably due to the presence of iron. 6 cm. Photograph by Peter B Tzannes, 2004

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