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, colors range from pink to gray, dull to sub-vitreous luster, and a phaneritic crystal structure.

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Physical properties

Hardness of 6 on the Mohs scale, colors range from pink to gray, dull to sub-vitreous luster, and a phaneritic crystal structure.

Formation & geological history

Formed from the slow cooling of magma rich in silica and alkali feldspar deep beneath the Earth's crust over millions of years.

Uses & applications

Widely used in commercial construction, kitchen countertops, monuments, and decorative architectural stone.

Geological facts

Granite is the most common igneous rock in the Earth's continental crust and is exceptionally durable against weathering.

Field identification & locations

Easily identified by its visible interlocking mineral grains of quartz, feldspar, and mica; found globally in mountainous regions and shield areas.