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 with a phaneritic, granular crystal structure and vitreous to dull luster. Composed primarily of quartz, alkali feldspar, and plagioclase, showing pink, white, and grey coloration.

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Physical properties

Hardness of 6 on the Mohs scale with a phaneritic, granular crystal structure and vitreous to dull luster. Composed primarily of quartz, alkali feldspar, and plagioclase, showing pink, white, and grey coloration.

Formation & geological history

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

Uses & applications

Widely used in dimensional stone, architectural construction, countertops, and monuments.

Geological facts

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

Field identification & locations

Easily identified by its distinct interlocking mineral crystals visible to the naked eye. Found globally in continental shields and intrusive plutons.