mineral
Milky Quartz
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, white to translucent color with a vitreous to greasy luster, and trigonal crystal system with conchoidal fracture.
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Physical properties
Hardness of 7 on the Mohs scale, white to translucent color with a vitreous to greasy luster, and trigonal crystal system with conchoidal fracture.
Formation & geological history
Forms primarily from hydrothermal veins and cooling magma chambers rich in silica, occurring globally in various geological settings.
Uses & applications
Used in glassmaking, abrasives, electronics, and as decorative specimen or gemstone.
Geological facts
It is the most common variety of crystalline quartz on Earth, often clouded by microscopic fluid inclusions.
Field identification & locations
Easily identified by its lack of cleavage, white milky appearance, and hardness that scratches glass; found worldwide.
