mineral
Quartz pebble
Silicon dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, typically white or translucent, vitreous luster, trigonal crystal system, and conchoidal fracture with no true cleavage.
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Physical properties
Hardness of 7 on the Mohs scale, typically white or translucent, vitreous luster, trigonal crystal system, and conchoidal fracture with no true cleavage.
Formation & geological history
Formed through crystallization in igneous, metamorphic, and sedimentary environments, highly resistant to weathering and erosion.
Uses & applications
Used in glassmaking, electronics, abrasives, and as decorative gravel or gemstone specimens.
Geological facts
Quartz is one of the most abundant and durable minerals in Earth's continental crust.
Field identification & locations
Easily identified by its high hardness (scratches glass) and conchoidal fracture, commonly found in riverbeds and beaches worldwide.
