Clear calcite crystal group standing on metallic gray arsenopyrite from Kosovo.
Metallic gray arsenopyrite crystals from Kosovo showing striated prismatic faces.
Granular quartz and calcite aggregates on metallic gray arsenopyrite, Kosovo.
Reverse view of an arsenopyrite cluster covered in sugary quartz, Kosovo.
Full mineral specimen of metallic arsenopyrite with calcite from Kosovo.
Complete arsenopyrite cluster capped by white calcite crystals from Kosovo.

Arsenopyrite with Calcite and Quartz

Arsenopyrite – FeAsS
Elements: Iron, Arsenic, Sulfur
Class: Sulfides
Crystal System: Monoclinic
Hardness: 5.5-6
Orthoclase
Talc (1)Diamond (10)
Scratches glass. Harder than a steel knife.
Calcite – Ca(CO3)
Elements: Calcium, Carbon, Oxygen
Class: Carbonates
Crystal System: Hexagonal
Hardness: 3
Calcite
Talc (1)Diamond (10)
A copper coin can scratch it.
Quartz – SiO2
Elements: Silicon, Oxygen
Class: Silicates – Tectosilicates
Crystal System: Hexagonal
Hardness: 7
Quartz
Talc (1)Diamond (10)
Very hard. Scratches glass and steel.
Cabinet: Small Cabinet (4.5 - 7 cm) – Size: 5.2 x 4 x 8 cm Origin: Trepca complex, Kosovska Mitrovica, Mitrovica

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