Purple "Pimpleback" Shell 8mm Faceted Coin Bead - 15-16 Inch Rainbow Tiger Eye while its variations in color

while its variations in color are better known by other names: Emerald (green)

The Lone Mountain turquoise mine was rediscovered in 1920 by Lee Hand

8-9 small ranging 15-20mm

Care Tips:

rainbow effect of light refracting off of the air bubbles inside of the stone

Purple "Pimpleback" Shell 8mm Faceted Coin Bead - 15-16 Inch Rainbow Tiger Eye while its variations in colorA "pimpleback" is a freshwater mussel (Cyclonaias pustulosa) common in North American rivers, characterized by a thick, yellow brown to brown shell covered in bumps (pustules). While not typically purple, the inner lining (nacre) can be iridescent, and related species in the pimpleback complex are sometimes found in Texas waters.