Amethyst Plates, C Grade, per lb Designer 1 lb lot consists of

1 lb lot consists of approximately 15 pieces

1 lb lot contains approximately 20 pieces of 1" fully tumbled stone

A "Made in the U

The slab is approximately 5 mm thick

Amethyst Plates, C Grade, per lb Designer 1 lb lot consists ofSmall Amethyst Plates from Uruguay. These flats are "C" grade Amethyst with color ranging in light purples. 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 preferences are not