Quartz is one of world's most abundant minerals composed of silicon & oxygen w/hexagonal (trigonal) crystal system. Colorless in its pure state & can have wide range of colors due to impurity atoms (prisms) within. This is a tumble polished piece of it, perfect for carrying around in your pocket and many other uses!
Enhances memory, magnifies energy, said to be the "master healer" crystal
You will receive one similar to the ones pictured.