Pyrargyrite with NATIVE Arsenic and ARGENTOPYRITE

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An excellent specimen of botryoidal shell-like developments of metallic grey Native Arsenic forming the host matrix for several other species. Including abundant well-formed crystals of Pyrargyrite in groups and scattered over the specimen, measuring to 5 mm, rare metallic grey striated crystals of Argentopyrite to 1 mm are in association.with Marcasite, on a white Calcite matrix. From the Samson Mine, St. Andreasberg, Germany.