Kyanite 2-3x3-5mm Graduated Irregular Rondelle Beads - 15-16 Inch MISSING IMAGES It may also be called

It may also be called Rocky Butte Picture Jasper

or in the vesicles and intergranular spaces of rhyolite

The gemstones included in this banded strand are: Amethyst

black with snowflake patterns

clear to milky white to dark green

Kyanite 2-3x3-5mm Graduated Irregular Rondelle Beads - 15-16 Inch MISSING IMAGES It may also be calledKyanite 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