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Granite


Granite is a form of Igneous Rock, but many materials commercially known as "granites" are actually metamorphosed granites. Granite is composed primarily of quartz, alkali, and feldspar. It is a very dense stone, weighing from 18 -20 pounds per square foot of 3 cm slab. This density adds to its strength, which on the Mohs scale of hardness ranks at about 7-8. Most granite has a high compressive strength and abrasion resistance compared to other stones. Most granite has a low liquid absorption rate, though they are not completely impervious to liquid. It will not react or etch with most acids. As with all natural stones, sealing is recommended, 1-2 times a year.

The use of granite is diverse because of its strength and durability. Popular stone applications include kitchen countertops, vanity countertops, fireplace surrounds, flooring, interior cladding, and exterior cladding.

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