" Our Beryl strands include a number of examples of the varieties
Iron Zebra Jasper displays streaks or stripes of colors ranging from dark
The different colored zones in the stone result from different oxidation states of iron
The inclusions can be so dense as to make the clear Quartz nearly opaque
Blood Quartz is a clear to milky-white silicon dioxide mineral
Kyanite 3-5mm Graduated Faceted Rondelle - 15-16 Inch Color_Yellow " Our Beryl strands includeKyanite 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