Mineral: Sphalerite (variety marmatite)
Locality: Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District, Kosovo
Dimensions: 14.5 x 10.5 x 6 cm / main crystal: 5.7 cm.

Description: Mass: 591 g MIM number:1791 Plate covered with very bright black pyramidal sphalerite crystals showing the typical twinning of the species. Some cubic streaked pyrite crystals (the largest one measuring 1.9 cm) are interspersed with the sphalerite and small quartz crystals are also found on the plate. Photographer: FMI / James Elliott

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