mineral
Quartz Sand
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, clear to whitish color, vitreous luster, hexagonal crystal system, and no cleavage.
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Physical properties
Hardness of 7 on the Mohs scale, clear to whitish color, vitreous luster, hexagonal crystal system, and no cleavage.
Formation & geological history
Formed through the weathering and breakdown of silicate-rich rocks like granite over millions of years.
Uses & applications
Used extensively in glassmaking, construction, electronics, and abrasives.
Geological facts
Quartz is the second most abundant mineral in Earth's continental crust and resists weathering exceptionally well.
Field identification & locations
Found worldwide in beaches, deserts, and riverbeds; identified by its high hardness and lack of reaction to acid.
