Amethyst Plates, B Grade, per lb Merkabahs Pieces in the lot range

Pieces in the lot range from 1"- 3"

43mm x 40mm

It contains a bright mint green coloring similar to varisite

This material has not been heat treated

The chemical formula for pyrite is FeS2

Amethyst Plates, B Grade, per lb Merkabahs Pieces in the lot rangeSmall Amethyst Plates from Uruguay. These flats are "B" grade Amethyst with coloring ranging from light to deep purple. The shapes and sizes vary, and pieces range from about 0. 10 1 pound. Its chemical formula is SiO2 and owes its purple coloration to irradiation of ferrous iron: Fe3+. This listing is for a one pound lot, which will consist of varying sized pieces. If you prefer larger or smaller pieces, please leave a note in your order, but