Fancy Jasper
especially Tsavorite Garnet
all organic parts are replaced by minerals
it occurs in a wide variety of patterns
sometimes referred to as Crocodile Jasper for its deep green color and deep brown or black oval rings reminiscent of crocodile skin
Green Kyanite 6-8x12-25mm Drop - 15-16 Inch latest-chips Fancy JasperKyanite often occurs as long, bladed, striated crystals, transparent or translucent with a pearly luster. An aluminum silicate mineral, it may appear in white, pink, yellow, orange, green, blue, gray and black. In addition to its value as a gemstone, Kyanite is also extremely useful in industrial applications due to its high heat resistance. It is often used in kiln furniture and foundry molds, as well as for brake shoes, grinding wheels and cutting