due to exposure to different temperatures during its formation
with bands of white Onyx running through it
Rutilated Quartz is a silicon dioxide mineral with unique needle-like inclusions of Rutile
This Lapis has been treated to enhance the blue color
This assortment pack contains the following:
Kyanite 2-3x3-5mm Graduated Irregular Rondelle Beads - 15-16 Inch Size_7-8x12-15mm due to exposure to differentKyanite 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