mineral

Small gray translucent stone, possibly quartz or glassy mineral

Uncertain; likely microcrystalline quartz (SiO₂), but the image is insufficient for definitive identification

AI-generated identification · may be incorrect

Tiny gray-brown, partly translucent fragment with a vitreous luster and irregular fracture; estimated Mohs hardness 6–7 if quartz. Crystal structure and cleavage cannot be determined visually at this scale.

Identified September 20, 2026More mineral →

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At a glance

Common name: Small gray translucent stone, possibly quartz or glassy mineral
Scientific name: Uncertain; likely microcrystalline quartz (SiO₂), but the image is insufficient for definitive identification
Category: mineral
Identified: September 20, 2026
Method: Standard

AI Estimated Value

Typically under $1 as an unidentified fragment; perhaps $1–$10 if confirmed as an attractive collectible mineral.

Not an official valuation

AI estimate for general interest only — not an appraisal. Actual value depends on condition, provenance, and market demand. Verify with a professional before buying, selling, or insuring.

This identification was generated by AI and may contain errors. Verify important details before relying on them — and never use an AI result to judge whether a specimen is safe to handle. Read the full disclaimer

Physical properties

Formation & geological history

If quartz, it formed from silica-rich hydrothermal fluids or igneous processes and may be geologically ancient; its exact age and source are unknown.

Uses & applications

A fragment this small has negligible industrial or jewelry value, though clear, attractive quartz specimens are collected and used in electronics, abrasives, and ornamentation.

Geological facts

The apparent reflective surface may be a natural fracture, polish, coating, or simply lighting; a hardness test and close examination are needed to distinguish quartz from feldspar, slag, or manufactured glass.

Field identification & locations

Check for bubbles or perfectly conchoidal fracture (possible glass), test whether it scratches window glass, and inspect with magnification for crystal faces; common quartz occurs worldwide in veins, pegmatites, and sedimentary deposits.