Rock Identifier
Granite (Intrusive Igneous Rock) — igneous
igneous

Granite

Intrusive Igneous Rock

AI-generated identification · may be incorrect

Hardness of 6-7 on Mohs scale, composed mainly of quartz, alkali feldspar, and plagioclase. Color varies from pink to gray with a phaneritic, coarse-grained crystal structure.

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Physical properties

Hardness of 6-7 on Mohs scale, composed mainly of quartz, alkali feldspar, and plagioclase. Color varies from pink to gray with a phaneritic, coarse-grained crystal structure.

Formation & geological history

Formed from the slow crystallization of magma far beneath the Earth's surface over millions of years.

Uses & applications

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

Geological facts

Granite is the most common rock in the Earth's continental crust and forms the core of many mountain ranges.

Field identification & locations

Easily identified by its visible interlocking mineral crystals and high durability; found worldwide in continental shields.