igneous
Red Granite
Intrusive igneous rock composed of quartz, potassium feldspar, and plagioclase
AI-generated identification · may be incorrectHardness of 6 on the Mohs scale, reddish-pink color due to potassium feldspar, dull to vitreous luster, phaneritic texture, and specific gravity around 2.65.
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Physical properties
Hardness of 6 on the Mohs scale, reddish-pink color due to potassium feldspar, dull to vitreous luster, phaneritic texture, and specific gravity around 2.65.
Formation & geological history
Formed from the slow cooling of magma rich in silica and alkali elements deep beneath the Earth's surface over millions of years.
Uses & applications
Widely used in construction for dimension stone, architectural facings, monuments, countertops, and decorative aggregate.
Geological facts
Red granite is extremely durable and weather-resistant, making it a preferred material for ancient Egyptian structures and modern monuments.
Field identification & locations
Easily identified by its prominent pinkish-red feldspar grains intermixed with clear quartz and dark minerals; found globally in continental shields.
