Rock around the Clock

Mineral Information

Chemical Formula-SiO2, Mineral Group-Silicate,Hardness-7, Specific Gravity-2.65gm/cc

Transparent-Yes Colors-many colors, Streak- White,golden yellow,brown,green purple, and colorless,Luster-Vitreous,Cleavage- indiscernible,Fracture-Conchoidal

About Quartz

Where It Is Found

Quartz is the second most common mineral found in the Earth's crust. It is commonly found in all environments major producers of quartz are the United States particularity Arkansas, and Brazil.

About Quartz

There are two entirely different major uses for quartz crystal. One of these is as a gemstone. The varieties known as rock crystal, amethyst, smoky quartz, rose quartz, and citrine are in demand as low-priced but attractive gemstone or display specimens. For gem applications, the quartz is usually cut and faceted for jewelry, or is carved into various shapes by hand or by laser.