Tourmaline Slice Specimen Russian Stone Gemstone Mineral

TOURMALINE SLICE This is the polished on the both sides green-pink tourmaline slice. Dimensions: 2.1 x 1.6 x 0.4" (5.3 x 4 x 0.9cm). Weight - 1.3oz (36 grams). Origin: Russia, Transbaikalia. Some information about tourmaline: In 1703, Dutch sailors first brought into Europe elongated crystals of purple-pink color. Following the inhabitants of Ceylon, they called these rocks «turemali» that are meaning is mineral, jewel. Thus arose the modern term tourmaline, which called a variety of silicate, which includes compounds of aluminum, boron, manganese and magnesium. Tourmaline stone features a large variety of colors. Ruby-red stones called rubellite, purple-red stones found in the Urals - siberite. Verdelite is green tourmaline, indigolite - blue. Yellowish-brown stones on the deposit Drava in Austria called dravite. Rare colorless crystals called ahroite. A very common black variety of tourmaline calls schorl (More information about tourmaline). Here you will find other tourmaline slices >>>