igneous
Granite
Intrusive igneous rock primarily composed of quartz, alkali feldspar, and plagioclase
AI-generated identification · may be incorrectHardness of 6 on the Mohs scale, colors ranging from pink to gray, vitreous to dull luster, phaneritic texture with visible mineral crystals.
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Physical properties
Hardness of 6 on the Mohs scale, colors ranging from pink to gray, vitreous to dull luster, phaneritic texture with visible mineral crystals.
Formation & geological history
Formed from the slow crystallization of magma below the Earth's surface over millions of years.
Uses & applications
Widely used in construction, architectural monuments, countertops, and decorative stone flooring.
Geological facts
Granite is the most common rock of the Earth's continental crust and forms the core of many major mountain ranges.
Field identification & locations
Easily identified by its speckled, coarse-grained appearance and hardness that scratches glass; found globally in continental shields.
