Amethyst Plates, A Grade, per lb Grape Agate and maroon colors

and maroon colors

If you prefer larger or smaller pieces

Cabbing grade material or single specimens

It is a very unique piece of The Gem Shop history

See Jafar Jasper

Amethyst Plates, A Grade, per lb Grape Agate and maroon colorsSmall Amethyst Plates from Uruguay. These flats are "A" grade Amethyst with the deepest purple coloring. 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