The Top Quartz Manufacturers and Suppliers in the USA
Image credit: Sebastian Janicki/Shutterstock.com. Quartz is a class of igneous minerals composed of a silicon-dioxide crystalline structure and is commonly found alongside igneous, sedimentary, and metamorphic substrates. Quartz is one of the most abundant minerals on Earth and is found in a huge array of morphologies; for example, Herkimer diamonds, amethysts, …