mineral

Tiny pale-green mineral fragment

Likely chrysoprase or green quartz; identification is uncertain from the photograph

AI-generated identification · may be incorrect

Translucent pale green, dull to weakly vitreous luster, irregular granular surface, and no visible crystal faces or cleavage. Quartz-group material would have Mohs hardness about 7 and specific gravity near 2.65.

Identified September 22, 2026More mineral →

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Physical properties

Formation & geological history

If chrysoprase, the green color comes from nickel-bearing chalcedony formed in weathered ultramafic rocks; if another green mineral, its origin may differ substantially. Geological age cannot be determined from the image.

Uses & applications

Small fragments are mainly collectors’ specimens; quality chrysoprase is cut for cabochons and beads, while ordinary material has little industrial use.

Geological facts

The specimen’s tiny size and rounded, rough shape make visual identification unreliable; color alone cannot distinguish chrysoprase from glass, fluorite, prehnite, or other green minerals.

Field identification & locations

Check hardness with a steel file or quartz, inspect translucency and fracture under magnification, and use streak, specific gravity, or Raman/XRF testing for confirmation. Chrysoprase commonly occurs in Australia, Brazil, Poland, and the United States.