
Likely tumbled gray-green stone
Indeterminate; possibly serpentinite, quartzite, or weathered basalt
AI-generated identification · may be incorrectSmall rounded, opaque gray-green specimen with a dull to weakly waxy luster and no visible crystal faces or layering. Hardness cannot be determined reliably from this blurred image: serpentinite is commonly Mohs 2.5–4, basalt 5–6, and quartzite about 7.
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