Mineral: Chalcanthite
Locality: Beihilfe Mine, Halsbrücke, Freiberg District, Erzgebirgskreis, Saxony/Sachsen, Germany
Dimensions: 8 x 5,5 cm

Description: Crystallized chalcanthite is a rarity from Beihilfe mine. These specimens were found in the late 1960s i think. in fact it´s a mixture with melanterite, called pisanite in the old days.

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