Rock Identifier
Granite (Intrusive Igneous Rock) — igneous
igneous

Granite

Intrusive Igneous Rock

AI-generated identification · may be incorrect

Hardness of 6 on the Mohs scale, composed mainly of quartz, alkali feldspar, and plagioclase. Displays a phaneritic texture with visible interlocking mineral crystals.

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Physical properties

Hardness of 6 on the Mohs scale, composed mainly of quartz, alkali feldspar, and plagioclase. Displays a phaneritic texture with visible interlocking mineral crystals.

Formation & geological history

Formed from the slow cooling of silica-rich magma deep beneath the Earth's surface over millions of years.

Uses & applications

Widely used in construction for countertops, flooring, curbing, and monuments due to its extreme durability.

Geological facts

Granite is the most common rock in the Earth's continental crust and is exceptionally resistant to weathering.

Field identification & locations

Easily identified by its speckled pink, white, and black mineral grains; found abundantly in continental shield regions worldwide.