mineral
Milky Quartz
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on Mohs scale, white to translucent color, vitreous to greasy luster, hexagonal crystal system, and conchoidal fracture with no true cleavage.
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Physical properties
Hardness of 7 on Mohs scale, white to translucent color, vitreous to greasy luster, hexagonal crystal system, and conchoidal fracture with no true cleavage.
Formation & geological history
Forms abundantly in hydrothermal veins, pegmatites, and igneous, metamorphic, and sedimentary rocks across diverse geological timeframes.
Uses & applications
Used widely in glassmaking, electronics, abrasive materials, and as a popular lapidary or crystal specimen for collectors.
Geological facts
Milky quartz is the most common variety of the quartz family, its cloudy appearance caused by microscopic fluid inclusions trapped during growth.
Field identification & locations
Identified easily by its lack of cleavage, high hardness that scratches glass, and distinctive milky-white coloration; found globally.
