Quartz with Coated Calcite

Size: 11x4x8 cms

Weight: 273 grams

Location: Trepca Mines, Kosovo

Product Description:

A fascinating mineral specimen featuring quartz crystals coated with calcite, showcasing a unique combination of transparent quartz and white calcite.

Geological Information:

- Location: Trepca Mines, Kosovo
- Type:
    - Quartz (Silicon Dioxide, SiO₂)
    - Calcite (Calcium Carbonate, CaCO₃)
- Formation: Hydrothermal veins in carbonate rocks, specifically in the Trepca lead-zinc deposit
- Color:
    - Quartz: Colorless
    - Calcite: White
- Hardness:
    - Quartz: 7
    - Calcite: 3
- Crystal System:
    - Quartz: Hexagonal
    - Calcite: Trigonal
- Formation Process: Low-temperature hydrothermal activity and precipitation of silicon, calcium, and carbonate ions resulted in the formation of quartz crystals coated with calcite.
- 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 Quartz with Coated Calcite from Trepca Mines, showcasing its rarity and mineralogical importance.