Pleochroism

Results: 91



#Item
1Crystallography / Chrysoberyl / Synthetic alexandrite / Garnet / Ruby / Pleochroism / Chatoyancy / Corundum / Vanadium / Chemistry / Gemstones / Matter

See Alexandrite Tsarstone collectors guide, Glossary of Terms for Alexandrite Gemstone Buyer and Collector’s Guide, http://www.alexandrite.net/viewpage.h

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Source URL: www.alexandrite.net

Language: English
2Gemstones / Beryllium minerals / Chrysoberyl / Pleochroism / Vanadium / Crystal twinning / Emerald / Crystal / Phlogopite / Chemistry / Matter / Crystallography

73 Book Reviews Russian Alexandrites By Karl Schmetzer

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Source URL: www.gem.org.au

Language: English - Date: 2012-08-29 04:18:39
3Beryllium minerals / Crystallography / Chrysoberyl / Ruvuma Region / Mineralogy / Tunduru / Pleochroism / Vanadium / Chemistry / Gemstones / Matter

See Alexandrite Tsarstone collectors guide, Natural Chrysoberyl Oval 4.53 cts, http://www.alexandrite.net/viewpage.html?id=ALX[removed]Hard to fi

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Source URL: www.alexandrite.net

Language: English
4Crystallography / Chrysoberyl / Deobhog / Chemical elements / Pleochroism / Vanadium / Synthetic alexandrite / Chemistry / Gemstones / Matter

Fine Strong Color Change Alexandrite Oval A fine stone, well cut, good clarity, excellent proportions and a strong color change with attractive colors in any kind of light conditions. Grade Score[removed]Color Good (3/5)

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Source URL: www.alexandrite.net

Language: English
5Crystallography / Chrysoberyl / Ruvuma Region / Pleochroism / Tunduru / Vanadium / Synthetic alexandrite / Chemistry / Gemstones / Matter

See Alexandrite Tsarstone collectors guide, Natural Alexandrite Oval 1.63 cts, http://www.alexandrite.net/viewpage.html?id=ALX[removed]Rare Alexa

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Source URL: www.alexandrite.net

Language: English
6Chrysoberyl / Crystallography / Ruvuma Region / Pleochroism / Tunduru / Vanadium / Synthetic alexandrite / Chemistry / Gemstones / Matter

Certified Strong Color Change Alexandrite Ov. Strong color change, quality cutting, and good clarity at a very reasonable price. Grade Score[removed]Color Good[removed]Cut Exceptional[removed]Carat Large[removed]Clarity Excepti

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Source URL: www.alexandrite.net

Language: English
7Crystallography / Chrysoberyl / Pleochroism / Tunduru / Ruvuma Region / Vanadium / Synthetic alexandrite / Chemistry / Gemstones / Matter

See Alexandrite Tsarstone collectors guide, Natural Alexandrite Oval 8.94 cts, http://www.alexandrite.net/viewpage.html?id=ALX[removed]Extremely

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Source URL: www.alexandrite.net

Language: English
8Chrysoberyl / Crystallography / Ruvuma Region / Pleochroism / Tunduru / Vanadium / Synthetic alexandrite / Chemistry / Gemstones / Matter

Certified Natural Alexandrite Cushion 4.12cts Yellowish green in daylight and grayish violet under incandescent light, the color change is strong. The stone is bright and quite clean and the cut and polish are good. Grad

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Source URL: www.alexandrite.net

Language: English
9Chrysoberyl / Crystallography / Pleochroism / Tunduru / Vanadium / Ruvuma Region / Synthetic alexandrite / Chemistry / Gemstones / Matter

Cettified Strong Change Alexandrite Oval 2.15cts. The color change of this alexandrite is quite good and the stone is pinkish-red under incandescent light. For an alexandrite, this piece is fairly well cut. Grade Score 7

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Source URL: www.alexandrite.net

Language: English
10Crystallography / Chrysoberyl / Ruvuma Region / Pleochroism / Tunduru / Vanadium / Synthetic alexandrite / Chemistry / Gemstones / Matter

See Alexandrite Tsarstone collectors guide, Natural Alexandrite Cushion 4.12 cts, http://www.alexandrite.net/viewpage.html?id=ALX[removed]Extreme

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Source URL: www.alexandrite.net

Language: English
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