Rock Identifier
Granite (Felsic intrusive igneous rock) — igneous
igneous

Granite

Felsic intrusive igneous rock

AI-generated identification · may be incorrect

Hardness of 6 on the Mohs scale, visible interlocking crystals of quartz, feldspar, and micas, with a phaneritic texture and dull to glassy luster.

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Physical properties

Hardness of 6 on the Mohs scale, visible interlocking crystals of quartz, feldspar, and micas, with a phaneritic texture and dull to glassy luster.

Formation & geological history

Formed through the slow cooling and crystallization of magma beneath the Earth's crust over millions of years.

Uses & applications

Widely used in construction for countertops, flooring, monuments, and as architectural dimension stone.

Geological facts

Granite makes up a major portion of Earth's continental crust and is exceptionally durable against weathering.

Field identification & locations

Identified by its coarse-grained, speckled pink, white, and black mineral assemblage. Commonly found in continental mountain ranges and shields.