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

White Quartz

Silicon Dioxide (SiO2)

AI-generated identification · may be incorrect

Hardness of 7 on Mohs scale, milky white color, vitreous to greasy luster, trigonal crystal system, conchoidal fracture with no true cleavage.

Identified More mineral →
Explore White Quartz in the encyclopedia →

Identify your own rocks.

Get a report just like this from any photo, free.

Physical properties

Hardness of 7 on Mohs scale, milky white color, vitreous to greasy luster, trigonal crystal system, conchoidal fracture with no true cleavage.

Formation & geological history

Forms via crystallization from silica-rich hydrothermal solutions in veins, pegmatites, and igneous or metamorphic rocks.

Uses & applications

Used in glassmaking, electronics, abrasives, gemstones, and ornamental carvings.

Geological facts

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

Field identification & locations

Identified easily by its high hardness (scratches glass), lack of cleavage, and conchoidal fracture; found worldwide.