Mother of Pearl
green and yellow with white and gray inclusions
red and white -- as well as for its opacity and patterns
” taking its name from the stone
black or brown veins running through it in web-like patterns
Green Kyanite 6-8x12-25mm Drop - 15-16 Inch latest-chips Mother of PearlKyanite 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