mineral
Quartz pebble
Silicon dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, translucent to transparent, vitreous luster, trigonal crystal system, and conchoidal fracture.
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Physical properties
Hardness of 7 on the Mohs scale, translucent to transparent, vitreous luster, trigonal crystal system, and conchoidal fracture.
Formation & geological history
Forms in diverse geological environments, commonly concentrated in sedimentary deposits through weathering and water transport of parent rocks.
Uses & applications
Used in glassmaking, electronics, abrasives, and as a decorative or tumbled gemstone.
Geological facts
Quartz is one of the most abundant and durable minerals in Earth's continental crust, highly resistant to chemical and physical weathering.
Field identification & locations
Identified by its high hardness, lack of cleavage, and glassy appearance; commonly found in riverbeds, beaches, and sedimentary soils worldwide.
