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 primarily of quartz, feldspar, and mica. Displays a phaneritic, coarse-grained crystal structure with pink, white, or gray colors and vitreous to dull luster.

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Physical properties

Hardness of 6-7 on Mohs scale, composed primarily of quartz, feldspar, and mica. Displays a phaneritic, coarse-grained crystal structure with pink, white, or gray colors and vitreous to dull luster.

Formation & geological history

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

Uses & applications

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

Geological facts

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

Field identification & locations

Easily identified by its speckled, interlocking mineral crystals visible to the naked eye. Found globally in major continental mountain ranges and shields.