Granite is a common and widely occurring type of.Granite has a medium to coarse texture, occasionally with some individual crystals larger than the forming a rock known as . Granites can be pink to dark gray or even black, depending on their chemistry and mineralogy. of granite tend to form , and rounded . Granites sometimes occur in circular surrounded by a range of hills, formed by the or .
Granite is nearly always massive (lacking internal structures), hard and tough, and therefore it has gained widespread use as a construction stone. The average of granite is 2.75 g/cm3 and its viscosity at standard temperature and pressure is ~4.5 1019 Pa·s
The word granite comes from the granum, a grain, in reference to the coarse-grained structure of such a rock.