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This specimen is a cubic fluorite single crystal with well‑defined crystal edges
the calcite displays vivid bright red fluorescence induced by trace manganese elements
This high-quality paragenetic mineral specimen originates from the oxidation zone of Bijiashan Ore Field in Weishan
" This imperfection breaks the monotony of perfect geometry
Cubic Galena with Stand 1 china This specimen is a cubicCubic galena from the Shuikoushan Ore Field in Changning City, Hengyang City, Hunan Province, China. The crystals feature typical cubic cleavage of the isometric system, with distinct stepped skeletal growth striations clearly visible across all crystal faces. It exhibits intense metallic luster with bright silvery grey specular reflection. The crystals are perfectly euhedral with well developed terminations, sharply defined geometric edges and clean
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