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Ralph Clark

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Ettringite, Manganite

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Inesite

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Shigaite, Barite, Rhodochrosite

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Hausmannite

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Mimetite

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Kämmererite (Chromium-rich Clinochlore)

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Adamite

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Copper-in-Calcite crystal on Copper

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Rhodonite

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Afghanite

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Cronstedtite, Marcasite

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Pyrosmalite-(Mn), Bustamite

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Silver (Spinel-law twin)

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Sillimanite

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Phenakite

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Azurite, Calcite

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Cronstedtite, Marcasite

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Dioptase

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Spessartine, Fluorite, Feldspar, Smoky Quartz

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Topaz

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Babingtonite with Prehnite - Connecticut

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Updated 2d ago

Proustite from Chanarcillo ex. Ralph Clark

Unknown size

Willemite - Tsumeb

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Shigaite with Rhodochrosite and Barite

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Cerussite

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Dioptase

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Veszelyite

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