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Book Announcement: Russian Alexandrites by Karl Schmetzer Russian Alexandrites is illustrated with more than 200 colour figures and photographs, addresses mineralogists, gemmologists, historians, mineral and gem collectors as well as all members of the gem trade. by Andrei Vesselovski on Aug 11 2010,5:08 AM |
Nov 27 2010,10:11 PM by Andrei Vesselovski | 14592/3 |
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Book Announcement: Russian Alexandrites by Karl Schmetzer Russian Alexandrites is illustrated with more than 200 colour figures and photographs, addresses mineralogists, gemmologists, historians, mineral and gem collectors as well as all members of the gem trade. by Andrei Vesselovski on Aug 11 2010,5:08 AM |
Aug 11 2010,5:08 AM by Andrei Vesselovski | 11024/1 |
Topics (23) |
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Deciding Between Natural and Synthetic Alexandrite by Jocelyn on Feb 18 2011,2:02 AM |
Feb 18 2011,2:02 AM by Jocelyn | 5916/1 |
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re: advice by kathygg on Nov 30 2010,6:11 PM |
Nov 30 2010,6:11 PM by kathygg | 4433/1 |
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need advice as quickly as possible by kathygg on Nov 30 2010,6:11 PM |
Nov 30 2010,6:11 PM by kathygg | 5140/1 |
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New Book: Russian Alexandrites by Dr. Karl Schmetzer by Gemwise on Oct 10 2010,4:10 PM |
Nov 27 2010,10:11 PM by Alan Javore | 6807/2 |
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Alexandrite World Occurrences Study of all the known historical and confirmed alexandrite deposits and mining operations on Apr 1 2009,10:04 AM |
Jul 3 2010,8:07 PM by dinesh_golechha | 11066/3 |
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Chronological History of Alexandrite Chronological history timeline, depicting the history of the alexandrite gemstone and it’s roots on Jun 14 2010,7:06 AM |
Jun 14 2010,7:06 AM | 6245/1 |
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Definition of Alexandrite cat's eye A chatoyant variety of alexandrite, with parallel inclusions. Cut en cabochon, it has a light cat's-eye effects. on Apr 14 2010,7:04 AM |
Apr 14 2010,7:04 AM | 10145/1 |
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Chrysoberyl Species and Variety Information about the chrysoberyl mineral, it's properties, varieties and history on Jul 3 2009,4:07 AM |
Aug 6 2009,11:08 AM by Marisa Spano | 12045/2 |
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Alexandrite Myths, Legends and Lore Collection of myths, legends and lore surrounding the alexandrite gemstone by Alan Javore on Mar 22 2009,3:03 AM |
Jul 29 2009,12:07 PM | 17511/2 |
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The Alexandrite Laser http://www.alexandrite.net/viewpage.html?id=ALXS-002-00013 by Anonymous on Sep 2 2006,2:09 AM |
Jun 10 2009,6:06 PM | 11184/3 |
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Alexandrite Synthetics and Imitations Guide to synthetic alexandrite production, alexandrite imitations and the differences between natural and synthetic alexandrite on Mar 28 2009,6:03 AM |
May 1 2009,2:05 PM by Michael Vanevski | 20619/4 |
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Are there any other gemstones which change color? How do alexandrite and color change garnet differ in appearance? by liska397 on Apr 4 2009,3:04 PM |
Apr 5 2009,1:04 AM by David Weinberg | 21192/3 |
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The Alexandrite Effect Discussion about the alexandrite effect as a non-color-constancy phenomenon from the color theory perspective on Mar 27 2009,1:03 PM |
Apr 4 2009,4:04 PM by Michael Vanevski | 10352/4 |
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What is the june gemstone? What is the june gemstone - alexandrite, pearl or moonstone? by Dominica Lachance on Apr 2 2009,4:04 PM |
Apr 2 2009,4:04 PM by Dominica Lachance | 21307/1 |
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Zimbabwe Alexandrite by Anonymous on Apr 30 2007,11:04 AM |
Apr 1 2009,9:04 AM by Michael Vanevski | 10022/3 |
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Synthetic alexandrite identification Some modern synthetic gemstones look more natural and are more difficult to identify, but an experienced jeweler or gemologist can usually classify them by Marisa Spano on Mar 28 2009,7:03 AM |
Mar 28 2009,7:03 AM by Marisa Spano | 8175/1 |
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Definition of Alexandrine A misleading term for synthetic alexandrite-like sapphire, which changes color. Also called synthetic alexandrite. by Paulo Cruz on Mar 20 2009,12:03 AM |
Mar 20 2009,1:03 AM by liska397 | 19314/2 |
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Is there a difference between Russian and Brazilian Alexandrite gemstones? The mining of alexandrite in Russia lasted less than 100 years from the time it was discovered in 1833 to the early 1900’s. It was George Kunz, the gemologist/gemstone buyer for Tiffany & Co that probably did the most to popularize this unique gemst by Alan Javore on Mar 19 2009,11:03 PM |
Mar 19 2009,11:03 PM by Alan Javore | 8551/1 |
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What is the difference between chrysoberyl and alexandrite? Chrysoberyl is the species name and Alexandrite is the variety name. Alexandrite is that variety of chrysoberyl that changes color as a function of the light source; green in daylight and red under incandescent light. by Alan Javore on Mar 19 2009,11:03 PM |
Mar 19 2009,11:03 PM by Alan Javore | 7028/1 |
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My grandmothers alexandrite favorite ring My Grandmother left me her favorite by imp on Oct 17 2007,11:10 PM |
Nov 9 2007,9:11 PM by Marisa Spano | 11958/3 |
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Methods of Producing Synthetic Alexandrite Manufacturer found a way to synthetically create Alexandrite by Anonymous on Sep 2 2006,2:09 AM |
Jun 2 2007,4:06 PM by Dominica Lachance | 20431/2 |
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Alexandrite buyer's guide. Chapter 9, Alexandrite gemstone buyer and collectors guide. http://www.alexandrite.net/viewpage.html?id=ALXS-002-00015 by Anonymous on Feb 18 2007,5:02 PM |
Apr 24 2007,4:04 AM by Anonymous | 9700/8 |
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Alexandite Questions and Answers Alexandrite Frequently Asked Questions by David Weinberg on Sep 14 2006,1:09 AM |
Dec 24 2006,10:12 PM by David Weinberg | 13252/15 |