US$ 37.99
If you are a collector of cool rocks
· Finish: Electroplated with a nickel-free silver plating
The stone appears in a range of earth tones
spessartine
Purple "Pimpleback" Shell 8x16mm Faceted Rectangle Bead - 15-16 Inch 5pf4032026 If you are a collectorA "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.