Marbeled or Mosaic Quartz is a composite stone made with a combination of dyed quartz and bronzite stone remnants from the cutting process mixed with resin to create a new
Porcelain Agate is a natural agate that is dyed and heated to give it the unique blue/black color and pattern that resembles porcelain
iron or manganese imperfections
red and magenta hues
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Blue Kyanite 6x12-10x20mm Free Form Pear A Grade - 15-16 Inch Color_ Marbeled or Mosaic Quartz isKyanite 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