igneous
Granite
Intrusive Igneous Rock
AI-generated identification · may be incorrectMohs hardness of 6-7; colors vary from pink to gray; phaneritic, coarse-grained crystal structure; high specific gravity around 2.65.
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Physical properties
Mohs hardness of 6-7; colors vary from pink to gray; phaneritic, coarse-grained crystal structure; high specific gravity around 2.65.
Formation & geological history
Formed by the slow cooling of magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in construction, monuments, countertops, and architectural facing.
Geological facts
Granite is a major component of the Earth's continental crust and is exceptionally resistant to weathering.
Field identification & locations
Identify by visible interlocking crystals of quartz, feldspar, and mica. Found globally in major mountain ranges and shield areas.
