Mineral: Calcite on dioptase
Locality: Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
Dimensions: Specimen height 2,5 cm, large calcite 1 cm

Description: Small calcite rhombohedrons on a bed of vivid green dioptase. From Tsumeb in Namibia, specimen height 2,5 cm.

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