alexandrites

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51. Certified Strong Change Alexandrite 26.75cts: Extremely rare Alexandrite (Chrysoberyl) Cushion 26.75cts from Tanzania (Tunduru); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-cushion-26-75-faceted_AX1159aa
52. Certified Strong Change Alexandrite 21.23cts: Extremely rare Alexandrite (Chrysoberyl) Cushion 21.23cts from Tanzania (Tunduru); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-cushion-21-23-faceted_AX1161aa
53. Certified Natural Alexandrite Oval 1.34cts.: Rare Alexandrite (Chrysoberyl) Oval 1.34cts from India (Deobhog area); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-oval-1-34-faceted_yax469af
54. Certified Natural Alexandrite Oval 1.01cts.: Rare Alexandrite (Chrysoberyl) Oval 1.01cts from India (Deobhog area); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-oval-1-01-faceted_yax361aa
55. Certified Natural 7.0mm Alexandrite 2.16cts.: Extremely rare Alexandrite (Chrysoberyl) Round 2.16cts from India (Deobhog area); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-round-2-16-faceted_yax409aa
56. Certified Fine Natural Alexandrite 1.41cts.: Rare Alexandrite (Chrysoberyl) Oval 1.41cts from India (Deobhog area); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-oval-1-41-faceted_yax434aa
57. Certified Fine Natural Alexandrite .2.60cts.: Extremely rare Alexandrite (Chrysoberyl) Oval 2.6cts from India (Deobhog area); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-oval-2-6-faceted_YAX407aa
58. Brazilian alexandrite, Hematita: Information about Brazilian alexandrite findings and mining in Hematita, Brazil.; HTML, 29 Kb, 2008-07-31 07:33:47; /localities/alexandrite-locality-brazil-minas-gerais-hematita.html
59. Book review: Russian Alexandrites at Alexandrite discussion forums | Alexandrite guide: Book review: Russian Alexandrites at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-11-27 21:21:00; /discussion/post/book-review-russian-alexandrites-FRM-362-00001
60. Book review: Russian Alexandrites at Alexandrite discussion forums | Alexandrite guide: Book review: Russian Alexandrites at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-11-27 21:21:00; /discussion/post/book-review-russian-alexandrites-FRM-362-00003
61. Book review: Russian Alexandrites at Alexandrite discussion forums | Alexandrite guide: Book review: Russian Alexandrites at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-11-27 21:21:00; /discussion/post/book-review-russian-alexandrites-FRM-362-00002
62. Book Announcement: Russian Alexandrites by Karl Schmetzer at Alexandrite discussion forums | Alexandrite guide: Book Announcement: Russian Alexandrites by Karl Schmetzer at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-08-11 04:12:00; /discussion/topic/book-announcement-russian-alexandrites-by-karl-sch-FRM-362
63. Book Announcement: Russian Alexandrites by Karl Schmetzer at Alexandrite discussion forums | Alexandrite guide: Book Announcement: Russian Alexandrites by Karl Schmetzer at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-08-11 04:12:00; /discussion/topic/book-announcement-russian-alexandrites-by-karl-sch-FRM-361
64. Beautuful Color Change Alexandrite 3.38cts.: Extremely rare Alexandrite (Chrysoberyl) Trillion 3.38cts from Tanzania (Tunduru); HTML, 15 Kb, -0001-11-30 00:00:00; /gemstones/natural-alexandrite-trillion-3-38-faceted_XAX335ac
65. Are there any ways to improve alexandrite colors by any special treatment like heating?: Alexandrite cannot be improved by any kind of thermal treatment. Although some have tried, heat treatment does not seem to affect alexandrite at all. Some lower quality cracked alexandrites are oiled to hide the cracks but beyond that, alexandrite is not; HTML, 24 Kb, 2008-07-29 08:11:21; /chapters/faq/are-there-any-ways-to-improve-alexandrite-colors-by-any-special-treatment-like-heating.html
66. Are there any other gemstones which change color?: Several other well known gemstones, including diaspore, sapphire, garnet and spinel may also change color as a function of the light source but the color change of top alexandrites is distinctive and attractive under any light conditions.; HTML, 26 Kb, 2008-07-29 08:10:37; /chapters/faq/are-there-any-other-gemstones-which-change-color.html
67. American Gemological Laboratories: American Gemological Laboratories is a unit of Collectors Universe, the leading provider of value-added authentication and grading services for high-value collectibles and gemstones, which was founded in 1986 and publicly traded since 1999. In 1977, Ameri; HTML, 65 Kb, 2009-03-15 03:14:21; /directory/laboratories/american-gemological-laboratories-wdd-003-00020.html
68. Alexandrites From the Novello Claims in Zim at Alexandrite discussion forums | Alexandrite guide: Alexandrites From the Novello Claims in Zim at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-10-07 13:01:33; /discussion/topic/alexandrites-from-the-novello-claims-in-zim-FRM-374
69. Alexandrite World Occurrences: Study of all the known historical and confirmed alexandrite deposits and mining operations; HTML, 56 Kb, 2008-07-20 13:01:37; /chapters/chapter6/index.html
70. Alexandrite Synthetics and Imitations: Guide to synthetic alexandrite production, alexandrite imitations and the differences between natural and synthetic alexandrite; HTML, 60 Kb, 2008-07-20 13:01:43; /chapters/chapter7/index.html
71. Alexandrite Ring at Alexandrite discussion forums | Alexandrite guide: Alexandrite Ring at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-05-12 02:11:14; /discussion/topic/alexandrite-ring-FRM-357
72. Alexandrite or Diaphanite?: An important study of alexandrite origin and the people involved in the discovery and the naming of alexandrite gemstone; HTML, 56 Kb, 2008-07-20 13:01:20; /chapters/chapter2/index.html
73. Alexandrite Frequently Asked Questions: Answers to frequently asked questions about alexandrite gemstone identification and value.; HTML, 46 Kb, 2008-07-20 12:02:11; /chapters/faq/index.html
74. Alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide: Alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2007-11-18 03:07:00; /discussion/post/alexandrite-engagement-ring-FRM-176-00001
75. Alexandrite buyer's guide. Chapter 9, Alexandrite gemstone buyer and collectors guide. at Alexandrite discussion forums | Alexandrite guide: Alexandrite buyer's guide. Chapter 9, Alexandrite gemstone buyer and collectors guide. at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2007-02-18 16:04:57; /discussion/topic/alexandrite-buyer-s-guide-chapter-9-alexandrite-ge-FRM-162
76. Alexandrite Buyer's Guide: Comprehensive guide for buying and evaluating alexandrite gemstones; HTML, 77 Kb, 2008-07-20 13:02:02; /chapters/chapter9/index.html
77. Alexandrite - perfect engagement ring at Alexandrite discussion forums | Alexandrite guide: Alexandrite - perfect engagement ring at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2009-04-02 05:09:00; /discussion/post/alexandrite-perfect-engagement-ring-FRM-176-00006
78. Alexandrite: Named after Russian Tsar Alexander II. A highly dichroic, rare variety of chrysoberyl. Emerald green in natural daylight, reddish in violet by artificial light, due to its unusual absorption properties. One of the hardest and most important gemstones. A f; HTML, 25 Kb, 2008-07-20 13:02:54; /chapters/glossary/alexandrite.html
79. AGTA Gemological Testing Center: The AGTA Gemological Testing Center is the natural coloured gemstone industry’s premier independent laboratory providing the industry and the public with a complete range of services, including gemstone identification, origin determination and pearl ide; HTML, 65 Kb, 2009-03-15 03:11:40; /directory/laboratories/agta-gemological-testing-center-wdd-003-00019.html
80. "Tatiana" alexandrite ring at Alexandrite discussion forums | Alexandrite guide: "Tatiana" alexandrite ring at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2010-08-12 05:06:00; /discussion/post/-tatiana-alexandrite-ring-FRM-287-00010
81. what is my alexandrite worth at Alexandrite discussion forums | Alexandrite guide: what is my alexandrite worth at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2006-12-24 21:10:17; /discussion/post/-what-is-my-alexandrite-worth-FRM-161-00013
82. Round alexandrite prices at Alexandrite discussion forums | Alexandrite guide: Round alexandrite prices at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2007-03-31 22:32:04; /discussion/post/-round-alexandrite-prices-FRM-162-00007
83. price discussion at Alexandrite discussion forums | Alexandrite guide: price discussion at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2006-09-23 16:32:56; /discussion/post/-price-discussion-FRM-165-00003
84. Old Russian Alexandrite Ring at Alexandrite discussion forums | Alexandrite guide: Old Russian Alexandrite Ring at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2011-08-26 12:37:00; /discussion/post/-old-russian-alexandrite-ring-FRM-368-00001
85. colors and hardness of alexandrite at Alexandrite discussion forums | Alexandrite guide: colors and hardness of alexandrite at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2006-12-24 21:19:21; /discussion/post/-colors-and-hardness-of-alexandrite-FRM-161-00014
86. Buy loose alexandrite and ask jeweler to set it for you. at Alexandrite discussion forums | Alexandrite guide: Buy loose alexandrite and ask jeweler to set it for you. at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2007-02-18 18:23:00; /discussion/post/buy-loose-alexandrite-and-ask-jeweler-to-set-it-for-you-FRM-162-00004
87. Alexandrite retail markup at Alexandrite discussion forums | Alexandrite guide: Alexandrite retail markup at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2007-02-18 18:10:13; /discussion/post/-alexandrite-retail-markup-FRM-162-00002
88. alexandrite prices at Alexandrite discussion forums | Alexandrite guide: alexandrite prices at Alexandrite discussion forums | Alexandrite guide; HTML, 25 Kb, 2006-10-25 13:31:55; /discussion/post/-alexandrite-prices-FRM-166-00003
89. A Bibliography of Alexandrite Gemstone Buyer and Collector's Guide: An annotated bibliography of Alexandrite Gemstone Buyer and Collector's Guide; HTML, 59 Kb, 2008-07-20 13:08:19; /chapters/bibliography.html

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