mineral

Tumbled purple stone, possibly lepidolite-bearing rock or dyed quartzite

Uncertain from image; possible quartz (SiO₂) with purple mica, or artificially dyed silicate

AI-generated identification · may be incorrect

Rounded and polished, bluish-purple color with mottled gray areas and subdued luster; apparent hardness roughly 6–7 if quartz-rich, but cannot be measured visually. No reliable cleavage or crystal structure is visible.

Identified August 19, 2026More mineral →

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At a glance

Common name: Tumbled purple stone, possibly lepidolite-bearing rock or dyed quartzite
Scientific name: Uncertain from image; possible quartz (SiO₂) with purple mica, or artificially dyed silicate
Category: mineral
Identified: August 19, 2026
Method: Standard

AI Estimated Value

About $2–$15 as a common tumbled stone; $20–$75 if laboratory-confirmed as an attractive natural mineral specimen.

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 natural, it may be quartz-rich metamorphic rock or lepidolite-bearing pegmatite formed in an igneous environment; geological age depends on locality. The uniform purple coloration could also result from human dyeing or coating.

Uses & applications

Likely sold as a decorative tumbled stone, worry stone, or collector specimen; not suitable for major construction use. Value is generally modest unless confirmed as a rare mineral.

Geological facts

The image does not show diagnostic crystals, banding, or texture sufficient for confident species identification. A streak test, hardness test, magnification, and locality information would help distinguish quartz, mica-rich rock, fluorite, or dyed material.

Field identification & locations

Check whether it scratches glass (quartz), leaves a white streak, shows flaky mica, or has dye concentrated in cracks and pits. Common possibilities occur in pegmatites and metamorphic terrains worldwide.