Explore The Diverse World Of Quartz! Quartz is found in most parts of the world, it has an amazing range of colours, textures, and varieties. As a gem, it is used in jewels from the most prestigious ornaments of royalty to utilitarian of jewels for regular people. Once thought to be deeply and permanently frozen water crystals, quartz has a long history of ornamental use. People have enhanced quartz for thousands of years. and synthesized quartz for more than a century. We will explore a few of the factors that make quartz so central to our world.