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The composition of granite
Feb 10, 2018

Granite formed from igneous rock, is a steel-hard lens stone, originally formed by feldspar, quartz and mixed with one or more kinds of black minerals, in the structure are flat arrangement.

Granite with quartz, feldspar and mica as the main ingredient, one of the feldspar content of 40%-60%, quartz content of 20%-40%, its color depends on the type and number of components, granite for the whole crystalline structure of rock, high-quality granite grains fine and uniform, compact structure, quartz content, feldspar luster Bright.

Granite silica content is high, belong to acidic rock, some granite contains trace radioactive elements, this type of granite should be avoided for indoor, granite structure is dense, hard, acid and alkali resistance, good climate, can be used in the outdoors for a long time.








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