Chromamesite is a mineral, a chromium variety of amesite. Contains 1.5% chromium. As a rule, it forms lamellar or columnar crystals. Formed in rocks poor in silica. Chromamesite crystals have a pseudohexagonal shape.
You can see chromamesite stone for sale and buy it in the Minerals of Russia online store.
Formula: Mg2(Al,Cr)(AlSiO5)(OH)4