5468 Calciet.jpg
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Cavnic sphalerite (15 mm) showing fine spinel twin on 9 cm matrix with pyrite and quartz
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Cavnic Mine sphalerite spinel twin, 20 mm wide.
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Cavnic Mine sphalerite spinel twin, 20 mm wide.
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Cavnic Mine siderite epimorph (hollow) on a 6 cm calcite rhomb
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