Sphalerite,Quartz,Chalcopyrite, Calcite

Size: 9x6x71 cms

Weight: 524 grams

Location: Trepca Mines, Kosovo

Product Description:

A remarkable mineral specimen featuring a combination of sphalerite, quartz, chalcopyrite, and calcite, showcasing a unique association of sulfide and carbonate minerals.

Geological Information:

- Location: Trepca Mines, Kosovo
- Type:
    - Sphalerite (Zinc Sulfide, ZnS)
    - Quartz (Silicon Dioxide, SiO₂)
    - Chalcopyrite (Copper Iron Sulfide, CuFeS₂)
    - Calcite (Calcium Carbonate, CaCO₃)
- Formation: Hydrothermal veins in carbonate rocks, specifically in the Trepca lead-zinc deposit
- Color:
    - Sphalerite: Brown to black
    - Quartz: Colorless
    - Chalcopyrite: Brass-yellow
    - Calcite: White to colorless
- Hardness:
    - Sphalerite: 3.5-4
    - Quartz: 7
    - Chalcopyrite: 3.5-4
    - Calcite: 3
- Crystal System:
    - Sphalerite: Cubic
    - Quartz: Hexagonal
    - Chalcopyrite: Tetragonal
    - Calcite: Trigonal
- Formation Process: Low-temperature hydrothermal activity and precipitation of zinc, copper, iron, and sulfur ions resulted in the formation of this unique mineral association.
- Age: Cenozoic Era, approximately 25-0.01 million years old
- Occurrence: Found in limited quantities, primarily in the Trepca Mines, Kosovo.

This detailed description highlights the natural beauty, unique features, and geological significance of this mineral specimen from Trepca Mines, showcasing its rarity and mineralogical importance.