Diaspore Cabochons Gemstone
Since gem quality diaspore is extremely rare fancy shapes and calibrated gems demand very high premiums. Diaspore has perfect cleavage in one direction making it a challenge to cut.
With reasonably good hardness 6 5 to 7 on the mohs scale and good brilliance diaspore has been attracting considerable attention in the gem world.
Diaspore cabochons gemstone. It was first faceted as a gemstone in the 1980 s but has never been mined commercially until recently. Gemstones over 3 carats are especially rare and command very high premiums. Color change diaspore treatment.
The remote anatolian mountains of turkey. The thrilling trait is infinitely repeatable and is a completely natural occurrence. Diaspore is a hydrated aluminum oxide colored by manganese.
725crts mid size gemstone diaspore 2pc color change ore mineral specimen crystal. This phenomenal stone is so called because of its natural capacity to completely change color in different light sources. It has a refractive index of 1 702 to 1 750 which lies between that of tanzanite and spinel.
360 carats csarit gemstone lot diaspore oval cabochons 3 piece 58 40mm. It was first faceted as a gemstone in the 1980s but has never been mined commercially until recently. With reasonably good hardness 6 5 to 7 on the mohs scale and good brilliance diaspore has been attracting considerable attention in the gem world.
The exclusive gem quality transparent diaspore is found in only one small region of the entire world. Diaspore has reasonably good gemstone characteristics. It has a hardness of 6 5 to 7 on the mohs scale comparable to peridot and tanzanite.
256 crts rough gemstone color change diaspore crystal mineral specimen 4 pc. Diaspore is a hydrated aluminum oxide colored by manganese. Cat s eye diaspore a rare chatoyant variety is always cut en cabochon.
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