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, pink to gray color, dull to vitreous luster, phaneritic crystal structure, and a specific gravity around 2.65.

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Physical properties

Hardness of 6 on the Mohs scale, pink to gray color, dull to vitreous luster, phaneritic crystal structure, and a specific gravity around 2.65.

Formation & geological history

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

Uses & applications

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

Geological facts

Granite is the most common plutonic rock on Earth and forms the principal basement of many continental shields.

Field identification & locations

Easily identified by its visibly interlocked mineral crystals of quartz, feldspar, and mica; commonly found globally in mountainous regions.