Description
This Amazonite crystal is 3 x 1.75 x 1 inches. It comes from the Pikes Peak region of Colorado. This piece is about 4 x 1.5 x 2 inches. Amazonite is a beautiful green variety of microcline feldspar. Its chemical formula is KAlSi3 O8 , potassium aluminum silicate. It is popular in jewelry and decorative objects as well as specimens for mineral collectors.