Red Garnet 3x4mm Faceted Rondelle Beads - 15-16 Inch Tumbled Nugget Terahertz is a spectacular man

Terahertz is a spectacular man made ore

however it does not exhibit the play of color seen in precious Opal

It is typically white or light gray with gray

Blue Apatite ranges in color from light teal to blue to bright blue to dark blue to green

Obsidian is produced when lava erupts from a volcano and cools rapidly with minimal crystal growth

Red Garnet 3x4mm Faceted Rondelle Beads - 15-16 Inch Tumbled Nugget Terahertz is a spectacular manRed Garnet is the most commonly known type of Garnet, which occurs in many colors. Garnet has been used for adornment and spirituality by myriad cultures and civilizations throughout history, its oldest known use being in Egypt more than five thousand years ago. Garnet is used today not only as an ornamental gem, but also for industrial purposes from watch gears and scientific instruments to sandpaper and other abrasives.