mineral

Unidentified light-colored stone

Likely quartz-rich rock; exact identification is impossible from the blurred image

AI-generated identification · may be incorrect

Small rounded beige-gray specimen with a dull to slightly vitreous luster; likely Mohs hardness about 6–7 if quartz-bearing, with indistinct cleavage and granular texture.

Identified September 15, 2026More mineral →

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Physical properties

Small rounded beige-gray specimen with a dull to slightly vitreous luster; likely Mohs hardness about 6–7 if quartz-bearing, with indistinct cleavage and granular texture.

Formation & geological history

Could be a weathered quartz-rich pebble, such as quartzite, granite fragment, or chert, formed in Earth’s crust and later transported and rounded by erosion; age cannot be determined visually.

Uses & applications

Primarily a curiosity or teaching specimen; quartz-rich stones may be used as aggregate or decorative material, but this example has no apparent commercial value.

Geological facts

The visible pale color and irregular granular appearance are consistent with abundant quartz, but the strong blur prevents reliable mineral diagnosis.

Field identification & locations

Test a fresh surface for hardness: quartz-rich material scratches glass and does not fizz in dilute acid; inspect grain size, cleavage, and streak under good lighting. Common sources include streambeds, glacial deposits, and weathered outcrops.