Red Garnet 7x8mm Faceted Round Nugget - 15-16 Inch Mexican Fire Opal Mica is a mineral name

Mica is a mineral name given to a group of minerals that are physically and chemically similar

and the green color is caused by a reaction in the stone when the chrome is introduced to water

It was first found in the Unaka Mountains in Tennessee and North Carolina

The addition of the rhodium plating not only protects these from oxidation but also highlights the Widmanstätten pattern

Red Garnet 7x8mm Faceted Round Nugget - 15-16 Inch Mexican Fire Opal Mica is a mineral nameRed 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.