Pink Granite Composition

Strictly speaking granite is an.

Pink granite composition. Pink granite like other granites is an intrusive igneous rock typically containing feldspar quartz mica amphibole minerals. Granite is the most common intrusive rock in earth s continental crust it is familiar as a mottled pink white gray and black ornamental stone it is coarse to medium grained. Granites can be predominantly white pink or gray in color depending on their mineralogy the word granite comes from the latin granum a grain in reference to the coarse grained structure of such a completely crystalline rock. Granite coarse or medium grained intrusive igneous rock that is rich in quartz and feldspar.

It is the most common plutonic rock of the earth s crust forming by the cooling of magma silicate melt at depth. From 1870 to 1940 the town of milford became famous for the pink variety of this stone prized as a building material. It forms from the slow crystallization of magma below earth s surface. Granite is composed mainly of quartz and feldspar with minor amounts of mica amphiboles and other minerals this mineral composition usually gives granite a red pink gray or white color with dark mineral.

Granite is a light colored igneous rock with grains large enough to be visible with the unaided eye. This variation contains potassium feldspar plagioclase that gives the granite a distinctive pink color as opposed to other variants even shap granite. Milford pink granite also known as milford granite or milford pink is a proterozoic igneous rock located in and around the town of milford massachusetts covering an area of approximately 39 square miles 100 km 2 as mapped by the usgs.