Rock Identifier
White Quartz (Silicon Dioxide (SiO2)) — mineral
mineral

White Quartz

Silicon Dioxide (SiO2)

AI-generated identification · may be incorrect

Hardness of 7 on the Mohs scale, white or milky color, vitreous to greasy luster, trigonal crystal system, and conchoidal fracture.

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Physical properties

Hardness of 7 on the Mohs scale, white or milky color, vitreous to greasy luster, trigonal crystal system, and conchoidal fracture.

Formation & geological history

Forms primarily from cooling magma in hydrothermal veins and igneous pegmatites, spanning all geological ages.

Uses & applications

Used widely in electronics, glass manufacturing, abrasives, and as a popular gemstone or collector mineral.

Geological facts

Quartz is the second most abundant mineral in Earth's continental crust and exhibits strong piezoelectric properties.

Field identification & locations

Identified easily by its high hardness, lack of cleavage, and distinct conchoidal fracture; found globally.