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Alexandrite

Tsarstone collectors guide

alexandrite natural of photo stone

401. Causes of color change in malaia and color changing garnets at Alexandrite discussion forums | Alexandrite guide
Causes of color change in malaia and color changing garnets at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-04-09 08:55:00
/discussion/post/causes-of-color-change-in-malaia-and-color-changing-garnets-FRM-342-00003
402. Carat
A unit employed in weighing diamonds, pearls, and other gemstones, which formerly ranged from 185.5 to 205.3 milligrams. Now the International metric carat is equal to 0.2 gram, or 200 milligrams and this is the standard in a majority of countries. Abbrev
HTML, 25 Kb, 2008-07-20 13:03:29
/chapters/glossary/carat.html
403. Can you love something for the sake of rarity? at Alexandrite discussion forums | Alexandrite guide
Can you love something for the sake of rarity? at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-10-09 19:31:38
/discussion/post/can-you-love-something-for-the-sake-of-rarity-FRM-353-00001
404. Cabochon
An unfaceted, highly polished, cut gemstone, in which the top of the gem forms a dome-shaped or curved, convex surface. The base may be flat, convex or concave. The girdle outline may be round, oval, square, triangular, polygonal, or any other fancy shape
HTML, 25 Kb, 2008-07-20 13:03:27
/chapters/glossary/cabochon.html
405. Buying Alexandrite at Alexandrite discussion forums | Alexandrite guide
Buying Alexandrite at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2007-08-02 15:00:00
/discussion/topic/buying-alexandrite-FRM-134
406. Burmese alexandrite, Mogok
Information about Tanzanian alexandrite findings and mining in Tunduru, Tanzania.
HTML, 29 Kb, 2008-07-31 07:34:36
/localities/alexandrite-locality-myanmar-sagaing-division-mogok.html
407. Bright Alexandrite Oval 5.16cts Super Value!
Extremely rare Alexandrite (Chrysoberyl) Oval 5.16cts from Tanzania (Tunduru)
HTML, 15 Kb, -0001-11-30 00:00:00
/gemstones/natural-alexandrite-oval-5-16-faceted_AX1863a
408. Bright 13.6mm Chrysoberyl Trillion 8.25cts.
Rare Chrysoberyl (Chrysoberyl) Trillion 8.25cts from Tanzania (Tunduru)
HTML, 15 Kb, -0001-11-30 00:00:00
/gemstones/natural-chrysoberyl-trillion-8-25-faceted_CB1267ac
409. Brazilian cat's eye
Chrysoberyl cat's eye from various gem-bearing districts of Minas-Gerais, Brazil.
HTML, 23 Kb, 2008-07-20 13:03:22
/chapters/glossary/brazilian-cat-s-eye.html
410. Brazilian alexandrite, Teafilo Otoni
Information about Brazilian alexandrite findings and mining in Novo Cruzeiro, Brazil.
HTML, 30 Kb, 2008-07-31 07:34:05
/localities/alexandrite-locality-brazil-minas-gerais-teofilo-otoni.html
411. Brazilian alexandrite, Serra Dourada
Information about Brazilian alexandrite findings and mining in Serra Dourada, Brazil.
HTML, 32 Kb, 2008-07-31 07:33:18
/localities/alexandrite-locality-brazil-goias-minacu-serra-dourada.html
412. Brazilian alexandrite, Novo Cruzeiro
Information about Brazilian alexandite findings and mining in Novo Cruzeiro, Brazil.
HTML, 29 Kb, 2008-07-31 07:33:39
/localities/alexandrite-locality-brazil-minas-gerais-aracuai-novo-cruzeiro.html
413. Brazilian alexandrite, Itaitinga Mine
Information about Brazilian alexandrite findings and mining in Itabira, Brazil.
HTML, 29 Kb, 2008-07-31 07:33:56
/localities/alexandrite-locality-brazil-minas-gerais-itabira-itaitinga-mine.html
414. 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
415. Brazilian alexandrite, Esmeraldas de Ferros
Information about Brazilian alexandrite findings and mining in Esmeraldas de Ferros, Brazil.
HTML, 29 Kb, 2008-07-31 07:33:30
/localities/alexandrite-locality-brazil-minas-gerais-ferros-esmeraldas-de-ferros.html
416. Brazilian alexandrite, Carnaiba Mine
Information about Brazilian alexandrite findings and mining in Pindobacu, Brazil
HTML, 30 Kb, 2008-07-31 07:32:55
/localities/alexandrite-locality-brazil-bahia-curaca-river-valley-caraiba-mine.html
417. Brazilian alexandrite, Caraiba mine
Information about Brazilian alexandrite findings and mining in Pindobacu, Brazil.
HTML, 30 Kb, 2008-07-31 07:33:05
/localities/alexandrite-locality-brazil-bahia-pindobacu-carnaiba-mine.html
418. Brazilian alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide
Brazilian alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-09-16 05:50:41
/discussion/post/brazilian-alexandrite-engagement-ring-FRM-176-00007
419. 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
420. 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
421. 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
422. 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
423. 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
424. Blue Alexandrite
A misleading term for alexandrite-like sapphire.
HTML, 23 Kb, 2008-07-20 13:03:20
/chapters/glossary/blue-alexandrite.html
425. Birthstone
A gemstone that has been associated, by superstitions and religious tradition as appropriate to the time or month of one's birth. There are also birthstones for days, hours, signs of the zodiac, and seasons. Also called natal-stone.
HTML, 24 Kb, 2008-07-20 13:03:18
/chapters/glossary/birthstone.html
426. Beryllium
A steely, uncorrodible, white metallic element, in the group II of the Periodic System, with the chemical symbol Be. Used as an alloy.
HTML, 23 Kb, 2008-07-20 13:03:16
/chapters/glossary/beryllium.html
427. Beryl
A transparent to semitransparent, cyclo-silicate mineral species. Varieties of beryl are emerald, aquamarine, heliodor or golden beryl, bixbite, goshenite, maxixe, and morganite. Rare spelling: berylline. Sometimes showing chatoyancy and exhibiting star e
HTML, 24 Kb, 2008-07-20 13:03:14
/chapters/glossary/beryl.html
428. 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
429. Beautiful Sharp Eye Chrysoberyl Ov. 2.67cts.
Hard to find Cymophane (Chrysoberyl) Oval 2.67cts from Madagascar (Ilakaka)
HTML, 14 Kb, -0001-11-30 00:00:00
/gemstones/natural-cymophane-oval-2-67-traditional_ZACB1509aa
430. Beautiful Sharp Eye Chrysoberyl Ov. 2.01cts.
Hard to find Cymophane (Chrysoberyl) Oval 2.01cts from Madagascar (Ilakaka)
HTML, 14 Kb, -0001-11-30 00:00:00
/gemstones/natural-cymophane-oval-2-01-traditional_ZACB1508ab
431. Beautiful Color / Cut 13.6x9.75mm Chrysoberyl
Rare Chrysoberyl (Chrysoberyl) Oval 5.86cts from Tanzania (Tunduru)
HTML, 15 Kb, -0001-11-30 00:00:00
/gemstones/natural-chrysoberyl-oval-5-86-faceted_ycb146dh
432. Australian alexandrite, Dowerin
Information about Australian alexandrite findings and mining in Dowerin, Australia.
HTML, 30 Kb, 2008-07-31 07:32:43
/localities/alexandrite-locality-australia-western-australia-dowerin.html
433. Attractive Tanzanian Chrysoberyl Heart.
Hard to find Chrysoberyl (Chrysoberyl) Heart 2.49cts from Tanzania (Tunduru)
HTML, 15 Kb, -0001-11-30 00:00:00
/gemstones/natural-chrysoberyl-heart-2-49-faceted_ycb146hk
434. 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
435. Are there any other gemstones which change color? at Alexandrite discussion forums | Alexandrite guide
Are there any other gemstones which change color? at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-04-04 14:14:00
/discussion/topic/are-there-any-other-gemstones-which-change-color-FRM-341
436. 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
437. Appraisals at Alexandrite discussion forums | Alexandrite guide
Appraisals at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-03-15 02:49:00
/discussion/topic/appraisals-FRM-280
438. Angelica at Alexandrite discussion forums | Alexandrite guide
Angelica at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-09-07 08:23:09
/discussion/topic/angelica-FRM-351
439. 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
440. American Gem Trade Association
Founded in 1981, the American Gem Trade Association is a group of US and Canadian professionals dedicated to promoting the natural colored gemstone and cultured pearl trade while maintaining the highest ethical standards among its members and within the i
HTML, 63 Kb, 2009-03-30 11:45:10
/directory/organizations/american-gem-trade-association-wdd-003-00038.html
441. American Gem Society
A non-profit professional organization of jewelers funded by Robert Shipley in 1934.
HTML, 23 Kb, 2008-07-20 13:03:11
/chapters/glossary/american-gem-society.html
442. American alexandrite, La Madera Mountain Mine
Information about American alexandrite findings and mining in New Mexico, USA.
HTML, 29 Kb, 2008-07-31 07:35:42
/localities/alexandrite-locality-usa-petaca-district-la-madera.html
443. Alexandrium
An artificial gem comprised of lithium aluminum silicate and made in a variety of colors. Neodymium as a coloring agents yields pink lavender colors. A vivid, laser blue variety blue is colored by copper.
HTML, 24 Kb, 2008-07-20 13:03:07
/chapters/glossary/alexandrium.html
444. 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
445. Alexandrite-like synthetics
Suitably-colored, synthetic sapphire and spinel, used to imitate alexandrite.
HTML, 23 Kb, 2008-07-20 13:03:05
/chapters/glossary/alexandrite-like-synthetics.html
446. Alexandrite World Occurrences and Mining Localities
Directory of confirmed findings and current mining localities of alexandrite, cat´s eye and chrysoberyl gemstones
HTML, 34 Kb, 2008-07-31 07:32:37
/localities/index.html
447. Alexandrite World Occurrences at Alexandrite discussion forums | Alexandrite guide
Alexandrite World Occurrences at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-04-01 09:32:34
/discussion/topic/alexandrite-world-occurrences-FRM-335
448. 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
449. Alexandrite twinning
Commonly twinned pseudohexagonal, as trillings, cyclic twin or flowers exist in some Russian alexandrite.
HTML, 23 Kb, 2008-07-20 13:03:03
/chapters/glossary/alexandrite-twinning.html
450. Alexandrite Synthetics and Imitations at Alexandrite discussion forums | Alexandrite guide
Alexandrite Synthetics and Imitations at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-03-28 05:34:42
/discussion/topic/alexandrite-synthetics-and-imitations-FRM-324
451. 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
452. Alexandrite Specimens for collectors at Alexandrite discussion forums | Alexandrite guide
Alexandrite Specimens for collectors at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2010-10-07 12:53:46
/discussion/topic/alexandrite-specimens-for-collectors-FRM-372
453. Alexandrite Specimens at Alexandrite discussion forums | Alexandrite guide
Alexandrite Specimens at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2010-10-07 12:55:54
/discussion/topic/alexandrite-specimens-FRM-373
454. 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
455. Alexandrite Questions, Answers and a Quick Reference
The quick reference to how to select, buy and enjoy alexandrite gemstones and jewelry
HTML, 30 Kb, 2009-03-14 17:33:16
/alexandrite.html
456. Alexandrite Pear Shape 1.01cts.
Rare Alexandrite (Chrysoberyl) Pear 1.01cts from Tanzania (Tunduru)
HTML, 15 Kb, -0001-11-30 00:00:00
/gemstones/natural-alexandrite-pear-1-01-faceted_xax1513aa
457. 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
458. Alexandrite of Brésilia aproximatively 14 carats with another one half smaller of same crystal !!! at Alexandrite discussion forums | Alexandrite guide
Alexandrite of Brésilia aproximatively 14 carats with another one half smaller of same crystal !!! at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2011-01-16 09:44:24
/discussion/topic/alexandrite-of-brjsilia-aproximatively-14-carats-w-FRM-414
459. Alexandrite of Brésilia at Alexandrite discussion forums | Alexandrite guide
Alexandrite of Brésilia at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2011-01-17 20:25:00
/discussion/post/alexandrite-of-brjsilia-FRM-414-00001
460. Alexandrite Myths, Legends and Lore at Alexandrite discussion forums | Alexandrite guide
Alexandrite Myths, Legends and Lore at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-07-29 11:08:58
/discussion/post/alexandrite-myths-legends-and-lore-FRM-321-00001
461. Alexandrite Myths, Legends and Lore at Alexandrite discussion forums | Alexandrite guide
Alexandrite Myths, Legends and Lore at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-03-22 02:17:05
/discussion/topic/alexandrite-myths-legends-and-lore-FRM-321
462. Alexandrite Myths, Legends and Lore
Collection of myths, legends and lore surrounding the alexandrite gemstone
HTML, 50 Kb, 2008-07-20 13:01:57
/chapters/chapter8/index.html
463. Alexandrite mining in Ilakaka at Alexandrite discussion forums | Alexandrite guide
Alexandrite mining in Ilakaka at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-04-03 09:00:00
/discussion/post/alexandrite-mining-in-ilakaka-FRM-170-00001
464. Alexandrite Mine ( Zimbabwe) at Alexandrite discussion forums | Alexandrite guide
Alexandrite Mine ( Zimbabwe) at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2010-08-16 17:54:00
/discussion/topic/alexandrite-mine-zimbabwe-FRM-370
465. Alexandrite inclusions
Needles of actinolite and goethite, mica, apatite, quartz, displaying two or three phases of inclusions.
HTML, 23 Kb, 2008-07-20 13:03:02
/chapters/glossary/alexandrite-inclusions.html
466. Alexandrite Gemstone Encyclopedia Wins IMA Award. at Alexandrite discussion forums | Alexandrite guide
Alexandrite Gemstone Encyclopedia Wins IMA Award. at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-08-06 09:40:54
/discussion/topic/alexandrite-gemstone-encyclopedia-wins-ima-award-FRM-349
467. Alexandrite Gemstone Collectors Guide, Alexandrite gemstones gallery and Alexandrite mining information at Alexandrite discussion forums | Alexandrite guide
Alexandrite Gemstone Collectors Guide, Alexandrite gemstones gallery and Alexandrite mining information at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2007-01-18 07:20:33
/discussion/topic/alexandrite-gemstone-collectors-guide-alexandrite--FRM-158
468. Alexandrite Gemstone Buyer and Jewelry Collector Guide
Alexandrite gemstone buyer and jewelry collector guide is a comprehensive encyclopedia with articles, guides, glossary and bibliography covering all the major branches of alexandrite gemstone and jewelry knowledge.
HTML, 41 Kb, 1970-01-01 01:00:00
/index.html
469. Alexandrite Gemstone Buyer and Jewelry Collector Guide
Alexandrite gemstone buyer and jewelry collector guide holds information on history, lore, value and properties of the chrysoberyl varieties, including alexandrite and cymophane gemstones.
HTML, 29 Kb, 2008-07-20 13:00:39
/chapters/index.html
470. Alexandrite Garnet at Alexandrite discussion forums | Alexandrite guide
Alexandrite Garnet at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-04-04 14:26:00
/discussion/post/alexandrite-garnet-FRM-341-00001
471. Alexandrite garnet
A misleading term for a garnet, which display color change.
HTML, 23 Kb, 2008-07-20 13:03:00
/chapters/glossary/alexandrite-garnet.html
472. 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
473. Alexandrite Forum Rules at Alexandrite discussion forums | Alexandrite guide
Alexandrite Forum Rules at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2006-09-02 18:16:22
/discussion/topic/alexandrite-forum-rules-FRM-153
474. Alexandrite for sale at Alexandrite discussion forums | Alexandrite guide
Alexandrite for sale at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2007-09-19 04:32:00
/discussion/post/alexandrite-for-sale-FRM-134-00003
475. alexandrite for sale at Alexandrite discussion forums | Alexandrite guide
alexandrite for sale at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2010-12-09 01:51:41
/discussion/topic/alexandrite-for-sale-FRM-402
476. Alexandrite engagement ring? at Alexandrite discussion forums | Alexandrite guide
Alexandrite engagement ring? at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2007-11-17 17:43:00
/discussion/topic/alexandrite-engagement-ring-FRM-176
477. 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
478. Alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide
Alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2013-01-02 08:16:05
/discussion/post/alexandrite-engagement-ring-FRM-176-00008
479. Alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide
Alexandrite engagement ring at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2013-01-02 08:18:02
/discussion/post/alexandrite-engagement-ring-FRM-176-00011
480. Alexandrite Effect vs Usambara Effect at Alexandrite discussion forums | Alexandrite guide
Alexandrite Effect vs Usambara Effect at Alexandrite discussion forums | Alexandrite guide
HTML, 25 Kb, 2009-03-28 06:04:00
/discussion/post/alexandrite-effect-vs-usambara-effect-FRM-323-00001
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