
mineral
White Quartz
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on Mohs scale, milky white color, vitreous to greasy luster, trigonal crystal system, conchoidal fracture, specific gravity of 2.65.
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Physical properties
Hardness of 7 on Mohs scale, milky white color, vitreous to greasy luster, trigonal crystal system, conchoidal fracture, specific gravity of 2.65.
Formation & geological history
Formed from hydrothermal veins, igneous pegmatites, and metamorphic quartzites over various geological eras.
Uses & applications
Used in glassmaking, electronics, abrasives, and decorative items or lapidary work.
Geological facts
Quartz is the second most abundant mineral in Earth's continental crust and exhibits piezoelectric properties.
Field identification & locations
Identified by its high hardness (scratches glass), lack of cleavage, and white or transparent appearance; found globally.