It is one of the most questions we receive on a daily basis. How did this granite colors has been made? Granite is an igneous rock, having been formed as lava or molten rock cooled and shape about thousand even more years. During this cooling time period minerals grow very slowly into the crystals that give it its distinctive patterns. Granite comes in hundred of hundreds different colors. You can visit one of our Troy Granite location to take a look at hundreds of different granite colors.