gemstone

Tumbled honey-colored stone, possibly citrine or yellow chalcedony

Uncertain from the photograph; possible quartz (SiO₂), either citrine or chalcedony

AI-generated identification · may be incorrect

Small, rounded, translucent amber-brown piece with a smooth, polished surface and vitreous-to-waxy luster. Quartz varieties have hardness 7 and trigonal crystal structure; chalcedony is microcrystalline quartz. Cleavage is absent, with conchoidal fracture; specific gravity is about 2.6.

Identified October 5, 2026More gemstone →

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At a glance

Common name: Tumbled honey-colored stone, possibly citrine or yellow chalcedony
Scientific name: Uncertain from the photograph; possible quartz (SiO₂), either citrine or chalcedony
Category: gemstone
Identified: October 5, 2026
Method: Standard

AI Estimated Value

About $1–$10 if a common tumbled stone; substantially more only if testing confirms a valuable gem-quality material.

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

The image does not show diagnostic features to determine the material or its age. If quartz, it formed in silica-rich fluids or cavities; natural citrine is relatively uncommon, and heat-treated amethyst is often sold as citrine.

Uses & applications

Likely a tumbled decorative or jewelry stone; identification is needed before assigning industrial or gem uses.

Geological facts

The even rounded shape and polish indicate tumbling or other processing, not a natural crystal form.

Field identification & locations

Color and appearance alone cannot distinguish quartz, chalcedony, amber, glass, or other materials. A hardness, refractive-index, or specific-gravity test would help; the reported Tamil Nadu location is not enough to establish provenance.