igneous
Granite
Phaneritic Igneous Rock
Hardness of 6 on the Mohs scale; primarily pink, white, gray, or black coloration; vitreous to dull luster; coarse-grained (phaneritic) crystal structure with visible interlocking crystals of quartz, feldspar, and mica; specific gravity around 2.65 to 2.75.
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Physical properties
Hardness of 6 on the Mohs scale; primarily pink, white, gray, or black coloration; vitreous to dull luster; coarse-grained (phaneritic) crystal structure with visible interlocking crystals of quartz, feldspar, and mica; specific gravity around 2.65 to 2.75.
Formation & geological history
Formed from the slow cooling and crystallization of molten magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in construction, monument building, countertops, tiles, and as a decorative stone due to its durability and aesthetic appeal.
Geological facts
Granite is the most common rock of the Earth's continental crust and is frequently found in major mountain ranges around the world.
Field identification & locations
Easily identified by its distinctive speckled appearance with visible interlocking mineral grains of quartz and feldspar; commonly found in continental shields and intrusive plutons.
