and forms within a host rock such as ironstone or sandstone
Its color ranges from pink through lilac to a rich purple color
Topaz is a rare silicate mineral and obtains much of its popularity from its beautiful colors and its status as a birthstone
Opalite is known by several other names
Legend has it that it came to the world
Green Kyanite 9x13-12x16mm Top Drill Irregular Flat Drop - 15-16 Inch Stone Type_Dendritic Opal and forms within a hostKyanite 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