igneous
Granite
Felsic intrusive igneous rock
AI-generated identification · may be incorrectMohs hardness of 6-7, typically pink, white, or gray with dark mineral flecks, dull to sub-glossy luster, and a phaneritic crystal structure.
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Physical properties
Mohs hardness of 6-7, typically pink, white, or gray with dark mineral flecks, dull to sub-glossy luster, and a phaneritic crystal structure.
Formation & geological history
Formed from the slow cooling of silica-rich magma beneath Earth's crust over millions of years.
Uses & applications
Widely used in construction, monument building, countertops, and architectural facing.
Geological facts
Granite is the principal component of Earth's continental crust and is exceptionally durable against weathering.
Field identification & locations
Easily identified in the field by its interlocking, visible quartz and feldspar crystals. Commonly found in continental shield areas worldwide.
