mineral
Quartz
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale. Color is typically white or transparent, with a vitreous luster and trigonal crystal structure.
Identified More mineral →
Explore Quartz in the encyclopedia →Identify your own rocks.
Get a report just like this from any photo, free.
Physical properties
Hardness of 7 on the Mohs scale. Color is typically white or transparent, with a vitreous luster and trigonal crystal structure.
Formation & geological history
Forms in igneous, metamorphic, and sedimentary environments through cooling magma or precipitation from silica-rich solutions.
Uses & applications
Used in electronics, glassmaking, abrasives, and as a popular gemstone or collector specimen.
Geological facts
Quartz is one of the most abundant minerals in the Earth's continental crust and exhibits strong piezoelectric properties.
Field identification & locations
Identified by its conchoidal fracture, lack of cleavage, and ability to scratch glass easily.
