Blue Kyanite 6x12-10x20mm Free Form Pear A Grade - 15-16 Inch Size_12-17x14-21mm as well as some occurrences

as well as some occurrences of dark gray

These needle to like black inclusions of Tourmaline are quite striking within the clear

Yellow Jasper is a golden brown stone with patterns that appear strikingly similar to wood grain

who was a great admirer and collector of gemstones

light tans and earthtones

Blue Kyanite 6x12-10x20mm Free Form Pear A Grade - 15-16 Inch Size_12-17x14-21mm as well as some occurrencesKyanite 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