Green, Yellow, Red, Gray / Brown
Maximum stone with cat-like reflections. If cut low it can be backlit
It is a feldspar, which is formed in pegmatites or basic magmas. Its bright colors on a gray-green basis are due to the refraction effect of light on the lamellar structure, or to loabradorescence. It lends itself well to even tretroilluminata coverings, furnishing accessories and jewelery.