Kyanite Multi 6mm Round - 15-16 Inch Dragon more commonly referred to as

more commonly referred to as simply Australian Opal

Red Botswana Agate displays highly defined parallel banding

neither a crystal nor a mineral

and is traceable to virtually all ancient civilizations

Mica is a mineral name given to a group of minerals that are physically and chemically similar

Kyanite Multi 6mm Round - 15-16 Inch Dragon more commonly referred to asKyanite 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