Key Features:
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Main Mineral: Clear to milky white quartz crystals
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Inclusions: Golden pyrite inclusions scattered throughout
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Origin: China
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Size: See photos for size
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Matrix: Quartz or calcite base with well-defined crystal formations
- Composition: Pyrite (FeS₂): Iron disulfide, composed of iron (Fe) and sulfur (S) (sulphur). Quartz (SiO₂): silicon (Si) and oxygen (O).
Quartz with Pyrite Composition and Formation
This specimen features quartz, a silicon dioxide mineral (SiO₂), which forms in well-defined, prismatic crystals. The quartz crystals present here range from clear to milky white, giving the piece a unique natural look. Accompanying the quartz are inclusions of pyrite, an iron sulfide mineral (FeS₂), known for its metallic luster and gold-like appearance.
These crystals formed over millions of years in hydrothermal veins where mineral-rich water slowly deposited silica and iron. The result is this stunning combination of quartz and pyrite. The matrix holding the crystals is likely fine-grained quartz or calcite, providing a stable base from which the crystals have grown.
Geological Significance
The unique combination of quartz and pyrite speaks to the geological processes that shaped this specimen. Quartz, as one of the most abundant minerals on Earth, forms in various conditions, including volcanic and sedimentary environments. The presence of pyrite adds another layer of interest, as it indicates hydrothermal activity where iron and sulfur-rich fluids interacted with quartz deposits.
Great for Crystal and Mineral Collectors
This quartz and pyrite specimen offers a visually striking contrast between the milky white quartz crystals and the small, golden pyrite flecks that dot the surface. The natural brilliance of the quartz combined with the metallic shimmer of the pyrite makes these specimens perfect for display, whether for collectors or as decorative pieces.
This unique combination of quartz and pyrite provides a beautiful glimpse into the geological forces that create such stunning natural formations.