Obsidian - 100 pounds* Blue Color: Cheetah Agate is a

Color: Cheetah Agate is a type of agate known for its striking appearance resembling the spots of a cheetah

Clear quartz and Naturally white

Color: Silicon in its pure form is typically dark gray

but it generally ranges from 2

Obsidian - 100 pounds* Blue Color: Cheetah Agate is aNatural Obsidian from Mexico 100 pounds* Mostly large pieces *Requires 150lbs of shipping space Obsidian is a naturally occurring volcanic glass that typically forms when lava cools rapidly without sufficient time for crystal growth. Color: Obsidian comes in various colors, including black, brown, gray, and green. The most common is black obsidian, which is often referred to simply as "obsidian." Hardness: Obsidian has a hardness of approximately 5 to