There are many different types of opal in the world, including natural and man-made. Natural opal is also named solid opal. Man-made opal includes doublets, triplets and treated opal.
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DENDRITIC OPAL GEMS .925 STERLING SILVER PENDANT 1 1/2" US $12.00 (6 Bids) End Date: Saturday Mar-13-2010 16:29:18 PST Add to watch list |
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OPAL - RARE STRIPE PATTERN -- 1.55ct -- POLISHED GEM US $11.11 (2 Bids) End Date: Saturday Mar-13-2010 17:06:29 PST Add to watch list |
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8X12MM Blue Mexico Cat Eye Opal Rice Gem Loose Bead 15" US $2.33 (3 Bids) End Date: Saturday Mar-13-2010 17:28:06 PST Add to watch list |
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8-12mm Blue Cat's Eye Opal Gemstone Loose Bead Gem 15'' US $2.28 (4 Bids) End Date: Saturday Mar-13-2010 17:40:26 PST Add to watch list |
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8.40 cts. - AMAZING ETHIOPIAN WELO GEM OPAL SALE #Z-975 US $3.77 (4 Bids) End Date: Saturday Mar-13-2010 18:11:18 PST Add to watch list |
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8mm Wine Red Mexican Opal Gems Round Loose Beads 15'' US $2.14 (3 Bids) End Date: Saturday Mar-13-2010 18:13:46 PST Add to watch list |
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FLAWLESS & BIG 2.3" OPAL GEM AMMOLITE AMMONITE!!!!! US $9.99 (1 Bid) End Date: Saturday Mar-13-2010 18:19:53 PST Add to watch list |
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3.19 cts. - AMAZING ETHIOPIAN WELO GEM OPAL SALE #Z-981 US $1.25 (1 Bid) End Date: Saturday Mar-13-2010 18:52:00 PST Add to watch list |
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30x22mm BEST ROYAL BLUE " Black Base " GEM PAUA OPAL US $20.50 (2 Bids) End Date: Saturday Mar-13-2010 19:08:11 PST Add to watch list |
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1.84 cts. - AMAZING ETHIOPIAN WELO GEM OPAL SALE #Z-982 US $1.25 (1 Bid) End Date: Saturday Mar-13-2010 19:14:35 PST Add to watch list |
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Beautiful solid BLACK OPAL, blue flash, 1.3ct nice gem! US $9.99 (1 Bid) End Date: Saturday Mar-13-2010 19:16:41 PST Add to watch list |
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2.61 cts. - AMAZING ETHIOPIAN WELO GEM OPAL SALE #Z-983 US $1.25 (1 Bid) End Date: Saturday Mar-13-2010 19:25:31 PST Add to watch list |
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Gem Polished Mexican Fire Agate Mineral Cabachon Opal US $19.99 (1 Bid) End Date: Saturday Mar-13-2010 19:27:26 PST Add to watch list |
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FLAWLESS & BIG 1.7" OPAL GEM AMMOLITE AMMONITE!!!!! US $9.99 (1 Bid) End Date: Saturday Mar-13-2010 19:31:04 PST Add to watch list |
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FLAWLESS & BIG 3.7" OPAL GEM AMMOLITE AMMONITE!!!!! US $10.49 (2 Bids) End Date: Saturday Mar-13-2010 20:08:50 PST Add to watch list |
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58x10mm Created Opal Opalite Gem Pendulum Pendant 1pc US $2.99 (1 Bid) End Date: Saturday Mar-13-2010 20:24:40 PST Add to watch list |
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Opal Black Australia opals cabachone gemstone Gems US $5.00 (8 Bids) End Date: Saturday Mar-13-2010 20:51:54 PST Add to watch list |
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3.07 cts. - AMAZING ETHIOPIAN WELO GEM OPAL SALE #Z-990 US $1.25 (1 Bid) End Date: Saturday Mar-13-2010 21:29:36 PST Add to watch list |
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AFRICAN GEM YELLOW ROUGH OPAL - 55.97 cts. #172 US $1.25 (1 Bid) End Date: Saturday Mar-13-2010 22:04:23 PST Add to watch list |
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9.69 cts. - AMAZING ETHIOPIAN WELO GEM OPAL SALE #Z-993 US $2.75 (2 Bids) End Date: Saturday Mar-13-2010 23:45:30 PST Add to watch list |