Multicolour Red Granite Granite Igneous Rock Forest Green Granite Granite Product Details Granite is the best-known igneous rock�with grains large enough to be visible with the unaided eye.It is the most common igneous rock found at 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 grains visible throughout the rock. We have a branch company which is professional in granite -