Pyrite with Calcite

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specimen
Details
ColorsWhite
Origin
Trepca Stari Trg Mine, Mitrovica, Kosovo
SizeLarge
Dimensions11.0 x 6.0 x 4.0 cm
Species
Description
Golden semi lustrous crystals of pyrite measuring to 1.8 cm in size in a cluster with crystallized calcite. Some damage present as seen. There are disc-shaped crystals of what were once pyrrhotite, these now replaced by crystallized pyrite, present as well. The calcite crystals are brilliantly fluorescent red under longwave ultraviolet light.