igneous
Granite
Felsic intrusive igneous rock
AI-generated identification · may be incorrectMohs hardness of 6-7, pink to gray color, vitreous to dull luster, coarse-grained phaneritic crystal structure, lacks prominent cleavage with specific gravity of 2.65-2.75.
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Physical properties
Mohs hardness of 6-7, pink to gray color, vitreous to dull luster, coarse-grained phaneritic crystal structure, lacks prominent cleavage with specific gravity of 2.65-2.75.
Formation & geological history
Formed from the slow crystallization of magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in commercial construction, kitchen countertops, monuments, and as a decorative building stone.
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 visible interlocking quartz, feldspar, and mica crystals. Found globally in ancient shield areas and mountain roots.
