Rock Identifier
Granite (Felsic intrusive igneous rock) — igneous
igneous

Granite

Felsic intrusive igneous rock

AI-generated identification · may be incorrect

Hardness of 6-7 on Mohs scale, coarse-grained texture, composed primarily of quartz, alkali feldspar, and plagioclase with dull to vitreous luster.

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Physical properties

Hardness of 6-7 on Mohs scale, coarse-grained texture, composed primarily of quartz, alkali feldspar, and plagioclase with dull to vitreous luster.

Formation & geological history

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

Uses & applications

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

Geological facts

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

Field identification & locations

Easily identified by its speckled pink, white, and gray interlocking mineral crystals; common globally in continental shields.