Crystal and Quartz
Quartz is the most abundant mineral in the world. Quartz is a large group of gemstones which includes pink rose quartz, purple amethyst, smoky quartz, green aventurine, tiger eye gold or crystal clear ... more about quartz
Crystal is the purest form of quartz. It has crystal clear color and often contains various inclusions, such as tourmaline, rutile or sagenit ... more about Crystal