mineral

Likely quartz-bearing rock fragment

Quartz (SiO₂), possibly with calcite or feldspar

AI-generated identification · may be incorrect

Small, irregular pale gray-white specimen with a sparkly granular surface; likely vitreous to dull luster and hardness around 6–7 Mohs if quartz-rich. Crystal structure cannot be confirmed from the image; cleavage appears absent or poorly developed.

Identified August 18, 2026More mineral →

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Physical properties

Formation & geological history

Probably a weathered fragment of quartz vein or quartz-rich igneous/metamorphic rock, formed when silica-bearing fluids crystallized in fractures. Geological age and exact origin cannot be determined visually.

Uses & applications

Quartz is used in glass, electronics, abrasives, engineered stone, and as a collector mineral; this tiny fragment has negligible commercial value.

Geological facts

The specimen appears natural rather than manufactured, but its small size and limited visible detail prevent reliable species-level identification.

Field identification & locations

Look for glassy luster, translucent edges, conchoidal fracture, and hardness sufficient to scratch ordinary glass. Common sources include quartz veins worldwide; estimated value is generally $0–$2 unless confirmed as an unusual mineral or attractive crystal.