This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...
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This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...
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This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...
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This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...
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This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...
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This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...
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This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...
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This natural Black Tourmaline crystal from China features a striking double termination, with points at both ends that create a beautifully balance...
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Our president’s collection is profiled in the Mineralogical Record, Vol. 47 No. 4.1 — alongside the Smithsonian, the American Museum of Natural History and Yale Peabody.
Every specimen is one of one — the exact piece pictured.
