Both can be different colors, like black, brown, red, blue or green ... minerals to create what they call "engineered quartz" or "engineered stone" before turning it into a quartz countertop.

Smokey Quartz, Midnight Sapphire, Salamanca Blue, Madeira Red, Stone Grey, Black, Ensign Red and Sea Green. Q ) Is Smokey Quartz colour is available in all Rolls-Royce Ghost Versions? A ) Yes ...