metamorphic
Quartzite
Metamorphic Quartz Rock (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, vitreous to greasy luster, white to light brown color, and conchoidal fracture.
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Physical properties
Hardness of 7 on the Mohs scale, vitreous to greasy luster, white to light brown color, and conchoidal fracture.
Formation & geological history
Formed through the metamorphism of quartz-rich sandstone under intense heat and pressure.
Uses & applications
Used in construction, as a decorative stone, and in the manufacturing of glass and ceramics.
Geological facts
Quartzite is exceptionally durable and weather-resistant, often forming prominent mountain ridges.
Field identification & locations
Identified by its inability to be scratched by steel and lack of reaction to acid; found globally.
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