orthorhombic crystals or in massive form
Brazilian Amazonite is an opaque blue-green to light green stone
Hematite is black to steel-gray or silver-gray
Red Agate purportedly enhances mental function
New Burma Jade is the trade name for a semi-translucent serpentine stone available in a variety of green shades including olive
Green Kyanite 5x10-20mm Top Drill Teeth - 15-16 Inch 48hr_04292025 orthorhombic crystals or in massiveKyanite 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