Catseye gems are generally in the same size range up to 10 carats may be black yellow or grayish green. Price usd colors. Sillimanite cats eye. Clarity i clarity if clarity si clarity vs clarity vvs no. Sillimanite gems may show a cat s eye and be cut en cabochon or they may be faceted transparent gemstones.
The rates offered are ex assam. Sillimanite ultra rare gemstone 1 37ct mf4771. The colors of sillimanite include colorless grayish white green bluish and brownish. British museum natural history london england. Smithsonian institution washington d c.
Some sillimanite gemstones show pleochroism which means that several colors may be. 5 out of 5 stars. A fibrous variety of sillimanite is traded as fibrolite. 92 all sillimanite 47 sillimanite cabochons 14 sillimanite gemstones 6 sillimanite pairs 10 sillimanite parcels. 084 medium light green.
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Sillimanite also known as fibrolite is. Sillimanite is an extremely rare and lesser known collector s gem sillimanite is composed of aluminum silicate which is a polymorph. For each gemstone we provide a detailed and comprehensive value chart which will help you evaluate its price based on the following criteria. 6 50 cts natural green sillimanite oval cut gem gemex. 5 9 black catseye south carolina.Rs 9 500 ton get latest price we are a mining organisation in assam having our registered office in ranchi. Faceted gems are usually small under 5 carats and quite rare. Alternative name occurrence category. Our value charts are based on accurate and up to date information on average retail prices. Average retail prices dec 2020.
We sell high sillimanite gemstone in reasonable price we have various types of colors sizes shapes weight cut and various origins. Our sillimanite is widely used in the refractories in jharkhand and west bengal. Color carat weight clarity cut. We sell high sillimanite gemstone in reasonable price we have various types of colors sizes shapes weight cut and various origins. Rs 9 500 ton get latest price we are a mining organisation in assam having our registered office in ranchi.
Color carat weight clarity cut. Sillimanite also known as fibrolite is. Some sillimanite gemstones show pleochroism which means that several colors may be. The rates offered are ex assam. Catseye gems are generally in the same size range up to 10 carats may be black yellow or grayish green.
