Australian Opal rings at wholesale prices direct from the miner and Goldsmith to the customer.

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Black Opal Rings With Australian Black Opals.

Posted by opals on Jun 7, 2014 in about opals, Australian opal ring, Black opal jewellery, Black opal jewelry, Black opal rings, Care for opal jewelry, Handmade opal jewelry, How to price opals, Jewelry October, october birthstones, opal jewellery, Opal jewelry, opal ring, opal ring, opal ring handmade, Opal ring, Articles Jewelry. |

Black opal rings and jewelry for Australia. Black opal rings handmade lot cheaper hear because you have gone direct to the primary producer goldsmith handmade ring designer, that open cut his own Australian opal mine. Here you are going direct wholesale prices to Mr Graham Black site and shopping cart, with the best deposit of Australian opals ever discovered from the only official government Heritage listed opal mine in the country of Australia, Heritage listed because the quality is the best deposit of opal gemstones ever discovered anywhere in the world. Sale 75% Savings Off your own free personal custom design, if you purchase one of our wholesale opals over $199 US, goldsmith make free your choice in design pendant or Australian opal ring, you pay International going price for gold or silver, delivery insurance free to your address. Black opal rings tour at the town of lightning Ridge the most spectacular gemstones to see, in the state of New South Wales in the far north-west just under the Queensland State border. Touring black opal country where the best gemstones are discovered because the rarest opal and most beautiful come from this town at Lightning Ridge, on a hot day cool of in the Olympic swimming pool and children’s water theme park spectacular A class, and on a very cold day warm up at the free artesian mingle hot water that has therapeutic properties. All maybe a hot cup of tea in one of many restaurants, or cold wine or beer at the Newtown hotel or the bowling club. Opals Australian National Women’s basketball team name Opals, Head coach Jan has one Australian black opal from Graham’s famous black opal mine, which is next door to where the famous black opal named Halley’s comet, the Guinness book of world records largest uncut black opal gemstone that was discovered in modern time, and was discovered also in the same year 1986, the year when Halley’s comet could be seen from Earth. About Graham Black Opal official Government Heritage site in Australia more information at www.grahamblackopal.com black opal jewellery. The head coach stated Graham’s black opal jewellery will remain Jan’s preferred lucky black opal jewellery to wear with pride . The coach has carried and worn a piece of lucky black opal during all the major campaigns whilst coaching the Australian Basketball team, throughout Jan’s world Championships of 2002, the Athens Olympics of 2004, medal 2006 World Championships and Silver in Beijing Olympics. Black opal rings you will buy the best and cheapest black opal available if you know what you are doing at lightning Ridge, unfortunately your selection of black opal rings jewelry is very limited but do not worry as I custom-made jewelry with Lightning Ridge black opals. Most of the jewelry these days is manufactured in China with very low quality control where the middle men...

Posted by opals on May 31, 2014 in `Australian opal rings American, about opals, Australian National gemstone., Australian opal centre, Australian opal diamond ring, Australian opal jewelry, Australian opal ring, Black opal jewellery, Black opal jewelry, Black opal rings, Care for opal jewelry, Custom opal diamond ring, Handmade opal jewelry, Jewelry October, National symbols Australia, october birthstones, October gemstone, Opal engagement rings, opal jewellery, Opal jewelry, opal ring, opal ring, opal ring handmade, Opal ring, Articles Jewelry. |

Opal tours Lightning Ridge beautiful gemstone amazing town. Opal tours lot cheaper hear then tours because you have gone direct to the primary producer goldsmith designer that open cut his own Australian opal mine. Here you are going direct wholesale prices to Mr Graham Black site and shopping cart, with the best deposit of Australian opals ever discovered from the only official government Heritage listed opal mine in the country of Australia, Heritage listed because the quality is the best deposit of opal gemstones ever discovered anywhere in the world. Opal tours in the state of NSW singing the capital in the very far north-western of the state, Australian black opal amazing and the most famous mines, just down from the black hand opal tours down the 3 mile road also the biggest open cut black opal mine in the world is down the 3 mile road. The opal story goes discovered about 134 years ago at Lightning Ridge in the 1880s – 1902, the first shaft sunk and the stories goes one very famous Australian was born in the mining town of lightning Ridge and his name was Paul Horgan known internationally in his Hollywood block buster Crocodile Dundee. Australian Opal Rings. Australian official State Museum under construction about 100 meter long 2 story underground Australian opal centre lot 1,Lightning Ridge Australia. Under construction next door to Graham’s famous opal mine 3 mile. Walk around Graham’s free tour,view the most famous opal location in the world, safe viewing platform and very safe walk about 1 km behind cyclone fence to see all the famous mines. Opal tours at Lightning Ridge. Opal tours Lightning Ridge have plenty of art galleries and even aboriginal art or a little bit of gambling on the slot machines at the bowling club, Lightning Ridge free hot bore baths, lots of accommodation, and private opal tours, Opal gemstone galleries with some jewelry also, the Newtown hotel for a cold drink and of course just driving around the landscape that resembles a moon plain the old opal fields, you can feel the Opal fever or around you but a lot worked in vain, all blood sweat and tears but there was always some that found the gold at the bottom of the rainbow the most colorful and very rare gemstone, today known as the National Australian gemstone. The very rare opal fossils are over 100-million-year-old from the time of early cretaceous times, are not found close to the surface under a rock or tree but places like the bottom of the first level 8m down, in the Opal clay which can vary from location to location around 7m – 9 m underground, the landscape has changed a lot where once there was a water source wetlands 7m – 9 m down was the surface of Australia. Now semi Bush Land before Australia was part of an...

Black Opal Jeweler.

Posted by opals on May 22, 2014 in about opals, Australian opal jewelry, Australian opal ring, Black opal earrings, Black opal jewellery, Black opal jewelry, Black opal rings, buy sell custom opal rings, Care for opal jewelry, Custom opal diamond ring, Handmade opal jewelry, Handmade opal necklace, How to price opals, Jewelry October, october birthstones, opal jewellery, Opal jewelry, opal ring, opal ring, opal ring handmade, Opal ring, Articles Jewelry. |

Black opal jeweler custom Australian jewelry. Black opal jeweler lot cheaper hear because you have gone direct to the primary producer goldsmith designer that open cut his own Australian opal mine. Here you are going direct wholesale prices to graham’s site and shopping cart, with the best deposit of Australian opals ever discovered from the only official government Heritage listed opal mine in the country of Australia, Heritage listed because the quality is the best deposit of opal gemstones ever discovered anywhere in the world, about opal rings more information at YouTube Channel black opal jewelry. Black opal jeweler can match and better your last price because graham found the last deposit of the best opals, so guys graham can sell at wholesale prices for all his customers, best price on opal jewelry also because graham is a goldsmith. Opal jeweler and open cut miner Australia opals but graham’s true passions is making handmade jewelry, he have nearly 40 years experience Master jeweler this is why he can guarantee you are getting the best price on opal jewelry. Also appreciate your investments as the supply of black opal maybe soon exhausted. Certificate of authenticity opals at wholesale prices direct from the only official Government heritage mine, this type of gemstone 100% exhausted so do not miss out, do you need crystal multi color or single colors-black stone-grey opal-semi-black. Graham can custom make jewelry for you in all the colors of the rainbow. His work is all handmade as his goldsmith has lots of experience in unique one-of-a-kind designs . Offer for clients when purchasing one gemstones in the single opal category above $199, one free hand made ring or pendant from black opal jeweler, your own design or we can design, special guarantee the type of opal purchased and free delivery, don’t think you can beat this best jewelry offer custom opal engagement rings also. Black opal jeweler. A National museum is being developed next door to where I mined and found a deposit of gemstones, this 3 mile location in lightning Ridge is now heritage listed in the premier State New South Wales the capital being Sydney in Australia . Because my mines scientific value and as its part of the largest opal open cut mine ever and the reason why is because the stones are of such brilliant quality gemstones, this is why i persevered with this location. The people developing this National museum has chosen this location next door to where I first started working nearly 40 years ago, now a construct a underground100 meter long two-store Australian opal centre” wow times have changed from what I knew the 3 mile as only hard work and lot of blood sweat and tears as the area was heavily work underground and very dangerous and this is why we gambled and open cut which very expensive mining operation. Black...

Posted by opals on May 19, 2014 in Australian National gemstone., Australian opal centre, How to price opals, Jewelry October, october birthstones, October gemstone, Opal certificates, opal jewellery, Opal jewelry, Opal ring, Articles Jewelry. |

Opal gemstones Australian National Museum. Opal gemstones October birthstone Museum is being developed next door to where Graham found the last deposit of the best opal gemstones in the world. Opal gemstones certificate of authenticity best opal gemstones at wholesale prices, direct from the only Government official Heritage mine. Australian opal gemstones from 3 mile are the best opal gemstones this is why I can guarantee you are buying the best gemstones and quality jewelry also at wholesale prices nearly 40 years experience master jeweler, appreciate your investments as the supply of black opal maybe exhausted soon, but I have certificate of authenticity black opal at wholesale prices direct from my heritage mine and this type of gemstone is exhausted . Master custom jewellers with best opal gemstone birthstone for october. Quality structure comprises spheres nanometers in diameter the 3 mile mines have this you need lots to reach noticeable sizes 3 mile mines have this impurities give the stones dazzling gem colors that make very good stones 3 mile mines have this also. The last prospector alive to mine the best quality opal gemstones deposit in the world, this 3 mile location in Lightning Ridge is now heritage listed in the premier State New South Wales the capital being Sydney in Australia . Opal gemstones. Gemstone October Birth Stone. Because Graham’s mines scientific value and as its part of the largest opal open cut mine ever and the reason why is because of such brilliant quality gemstones is why we persevered with this location. The people developing this National museum has chosen this location next door to where I first started working nearly 40 years ago, “now a construct a underground 100 meter long two store Australian opal centre” wow times have changed from what I knew the 3 mile as only hard work and lot of blood sweat and tears as the area was heavily work under ground and very dangerous and this is why we gambled and open cut which is a very expensive mining operation, I am very hopefully that the museum will mention some of my old mining mates and characters I knew and worked with. Unfortunately none of these guys are unlike any more and no longer around to see this finish Museum. I was mining for many years around this town of Lightning Ridge and mining in the state of Queensland prospecting for boulder opal also of course opal cutting was part of the trade, today I am mainly concentrating my time which is my trade and true passion goldsmith custom-made jewelry unique one-of-a-kind designs with limited heritage quality opals certified with certificates of no treatment 100% guaranteed at wholesale prices direct from the only heritage miner alive. Opal gemstones. In nearly 40 years of mining in Australia I only had one friend who found a deposit of good quality opal that actually...

Posted by opals on May 16, 2014 in Australian opal jewelry, Australian opal ring, Black opal earrings, Black opal jewellery, Black opal jewelry, Black opal rings, Handmade opal jewelry, Handmade opal necklace, Jewelry October, october birthstones, opal jewellery, Opal jewelry, opal ring, opal ring, opal ring handmade, Opal ring, Articles Jewelry. |

Custom jewelry Australian opal jeweler. Custom jeweler at new National museum 100 meter long 2 story underground museum being built next to Graham’s heritage listed 3 mile open cut mine, where today Graham is the only producer claim holder alive that found a deposit of gems in recent years at this location, also a custom jeweler working with 3 mile opals. Specializing in Australian opal gemstones Graham does not work in Ethiopian stones as he is the primary producer with Australian mining leases. Provide wholesale prices direct from the only opal mine leased listed as an item of environmental heritage in LEP National Trust of Australia also listed on State Heritage Register but it is the beauty of this heritage gem that makes it appreciate . Custom jeweler opal specialist mine is situated at the 3 mile which is nearly exhausted of such magnificent mineral the Heritage site was listed because it was known as the best quality and rarest opal gemstone in the world and this is why the jewelry is a great investment appreciating your investments, as the supply of black opal is exhausted in town then a heritage gemstone incorporate into custom jewelry if the customer desires this will be an excellent choice of gemstones to add to your jewelry inbox. Maybe they will be no custom jeweler at the Australian opal centre, but if not the new centre will increase your awareness about this gemstone, increasing your awareness about mining and tourism education, the centre is being built towards the northern side of my mine, the 3 mile is the largest open cut mine in the world where in modern times over the last 50 years men like big Bill Williams that open cut the Scots clam witch is either the riches or second riches mine every, Graham remember back filling the very eastern part of this very rich claim as Bill’s wife wanted it refilled as we all had government mining contracts that we had to rehabilitate our open cuts to the natural condition prior mining in the old days. The location is not far from the ramp that I’d built in the open cut mine on the North west side that was next to the Scots claim, I have never seen such a blow it reached from the second level to the surface of the claim and was half the width of a cricket pitch. Terry the wrecker Barclay and Lance have opened cut which was known as lunatic Hill in their time today its recognized as the only heritage listed opal mining area in Australia. I hope the collection of 110-million-year-old fossils from the time of early cretaceous do not dwarf the stories of the legends and pioneers that will be on display in the museum because I personally knew the Barclays brothers will and I can vouch for their honesty and...

Posted by opals on May 9, 2014 in Australian opal diamond ring, Australian opal jewelry, Australian opal ring, Australian-opal-gemstone-rings, Black opal earrings, Black opal jewellery, Black opal jewelry, Black opal rings, Care for opal jewelry, Custom opal diamond ring, Handmade opal jewelry, Handmade opal necklace, How to price opals, Jewelry October, october birthstones, October gemstone, Opal engagement rings, opal jewellery, Opal jewelry, opal ring, opal ring, Opal ring, Articles Jewelry. |

Australian opal jewelry crystal opal black and white gemstone. Australian opal jewelry custom made Sale about 75% Savings Off your own free personal handcrafted opal jewelry design, if you purchase one of our wholesale opals over $199 US, the goldsmith will make free your choice in design pendant or Australian handcrafted opal ring free , you pay International going price for gold or silver, delivery insurance free to your address. Australian opal jewelry lot cheaper hear because you have gone direct to the primary opal producer goldsmith designer that open cut his own Australian opal mine. Here you are going direct wholesale prices to Mr Graham Black site and shopping cart, with the best deposit of Australian opals ever discovered from the only official government Heritage listed opal mine in the country of Australia, Heritage listed because the quality is the best deposit of opal gemstones ever discovered anywhere in the world, about Australian opal jewelry more information at YouTube Channel Opal jewelry. Australian opal jewelry is the best but crystal from Ethiopia is also on the market, about 75% of all opal on the market from 2014 comes from Ethiopia the majority is C grade and lower. Which is the best opal gemstone, the answer is your investment needs protection and black opal is 6.5 hardness out of 10 were diamonds have the strength of 10 so black opal stones strong the best, Graham mined around the town of Lightning Ridge NSW Australia, the most beautiful stones with all the colors and fire . Australia opal jewelry specialist Graham has the best prices for unique opal rings, and the best quality opals ever discovered, direct from Goldsmith Master Artisan that did not major in British English, but you will not find more honest affordable custom jeweler, excuse the graphic web designer also because the guy’s from India. Sale wholesale prices opal rings and Australian opal jewelry from Graham Black handmade Goldsmith jeweler. Australia opal jewelry stores at wholesale price direct & Graham provide you with a certificate, we are Australian opal gemstone specialist in the Industry . Graham the only opal experts with Government official Heritage listed opal mine, because the stones are known as the best quality, listed as item of environmental heritage in LEP National Trust of Australia. From the capital of the black opals Industry in the Premier State Capital Sydney Australia. Over 40 years experience in the industry prices in $U S dollars for custom Australia opal jewelry , Australian opal rings and black opal rings, handmade jewelry, black opal jewelry and necklace online opal necklace,handmade opal necklace also opal earrings. Australian opal jewelry. Australian opal jewelry thanks to the customers and goldsmiths and the blood sweat and tears of the men prospectors and mining, they would be no industry. Pioneers that travelled and open up the country which started an industry, and revealed...

Posted by opals on May 5, 2014 in Australian National gemstone., Famous opals, Opal ring, Articles Jewelry., opals |

Famous Opals Halley’s Comet Opal, Guinness Book Of Record Gemstone. Opals from Graham’s official Government Heritage opal mine location, next to famous opal discovery that produces Australia’s official federal symbol the gemstone opal. Graham’s place is in the same area as the Guinness book of record opal about 50m away, location at 3 mile rd Lightning Ridge and now with official government Heritage listing, because the quality of 3 mile opal mine’s, is the best quality opals ever discovered. HALLEY’S COMET OPAL ON YOUTUBE. Video Given To Me From Claim Holder Terry Barklay, But Terry Was Not Working That Day The Team Discovered This Famous Halley’s Comet Opal. Terry passed away at the very start of this millennium and his brother Lantz that work with him and live with him in the Main Street not far from the Newtown hotel or Nobby’s in Lightning Ridge Australian passed away not long after. Halley’s comet opal discovered about 50 meters from Graham opal hunter claim at 3 mile Lightning Ridge Australia. The famous gemstone discovered in 1986 at three mile Lightning Ridge in the State of N.S.W Australia,the Halley’s Comet Opal is one of the largest uncut black opal discovered in modern times with few flaws 13.99 ounces 396.50 grams 1982.5 carats mostly green color on dark black blue. 0.63 in 1.6 cm thick color bar natural shaped color bar has been faced polished a little bit. Barclay brothers who held the least to the mine and Gary who provided the earth moving equipment wanted $1.2 million once optioned in Japan for $6,000,000,000 but never made the price and was handed in. Measures 66 x 63 millimeters or 4 x 2 5/8 x 2 1/2 in.1986 Halley’s Comet could be seen from Earth as the opal resembled the comet it was simply named. Famous opal Halley’s comet opal location. Video viewing the uncut black opal for the first time after 110 million year’s underground, the gemstone was retrieved from beneath a very old workout mine, Old Terry used to walk passed it for many years unto he decided to gamble and open cut. YouTube video below shows the last famous opal mine being open cut at Graham’s mine a stones throw from where the famous Halley’s comet Guinness book of record opal gemstone was discovered at the three mile lunatic hill mines. Famous opals 3 mile Heritage mines in Australia at Lightning Ridge, Halleys Comet opal and the Opal hunter mine”List as an item of environmental heritage in LEP National Trust of Australia Register”. Photograph of Halley’s Comet Opal and the mine at Lightning Ridge Australia. About Graham jewelry designers specializing in limited heritage certificate of authenticity Australian opals,Graham Black opal mine and leaning tree claim Heritage Register Submission read “Opal more rarely, specimens contain precious opal”And these are surely among the most beautiful natural objects on earth. The opal is of...

Posted by opals on May 4, 2014 in Australian opal jewelry, Black opal jewellery, Black opal jewelry, Care for opal jewelry, Handmade opal jewelry, Handmade opal necklace, Jewelry October, october birthstones, opal jewellery, Opal jewelry, Opal ring, Articles Jewelry., selling opal jewelry |

Opal necklace online how to find opal jewelry United States of America. Opal necklace handmade opal jewelry custom made Sale about 75% Savings Off your own free personal handcrafted opal jewellery design, if you purchase one of our wholesale opals over $199 US, the goldsmith will make free your choice in design pendant free or Australian handcrafted opal ring free , you pay International going price for gold or silver, delivery insurance free to your address. Custom crafted specialist opal jewelry is a lot cheaper at this site because the owner is the primary opal producer mining in Australia, plus you have gone direct to the goldsmith graham handcrafts jewelry and designs and has open cut his own Australian opal mine which is famous. Also wholesale prices and the best opals ever discovered in Australia at official government Heritage listed opal mine, Heritage listed NSW because the gemstone quality is know internationally as the best deposit of opal gemstones ever discovered at 3 mile opal mines. Opal necklace no other gemstone can display all the colors of the spectrum in the United States of America USA like opal, no two are identical the gem is unique. About us jewelry designer cutting specializing mining in Australia ,we have limited heritage stones with certificate of authenticity, Australian gemstones wholesale prices only at Graham Black Opal necklaces . Opal necklace specialist Graham has the best prices for unique handmade opal necklace, and the best quality opals ever discovered, direct from Goldsmith Master Artisan that did not major in British English, but you will not find more honest affordable custom jeweler, excuse the graphic web designer also because the guy’s from India. Sale Wholesale prices Australian opal rings,black opal rings and handmade jewelry,black opal jewelry and Australian opal jewelry. Custom Opal Jeweller & Handmade Opal Rings. Opal necklace jewelry stores at wholesale price direct & Graham provide you with a certificate, we are Australian opal gemstone specialist in the Industry . Over 40 years experience in the industry prices in $U S dollars for custom Australia opal jewelry , Australian opal rings and black opal rings, handmade jewelry, black opal jewelry and necklace online. Opal necklace online. This industry could collapse the miners operation about 100 kilometers around Lightning Ridge are receding,at Lightning Ridge the industry mining costs have skyrocket. The mining town is on the border of NSW-QLD Australian Only deposits of N1 N2 body tone gem A+ grade black opals in the world. I went there 37 years ago there was a little town in Australia and people that had no money could go opal mining that day, it was straight forward $12 Australian dollars to work a claim, 20 years later a big town 10 years ago about 5,000 mining titles, ever year mine’s now down changes are affecting Lightning Ridge 10 years ago mining $50 you could peg a claim. People that are not...

Posted by opals on Apr 27, 2014 in about opals, Australian opal centre, Australian opal jewelry, Australian opal ring, Black opal jewellery, Black opal jewelry, Black opal rings, Care for opal jewelry, Lightning Ridge opal miners, National symbols Australia, Opal ring, Articles Jewelry., Polished opals |

Opal Information black opal gemstone also. Opal Information 75 per cent of all opal on the market in 2008 2014 comes from the country of Ethiopia, and the majority is C grade and lower grades crystal. This opal lacks play of color Ethiopia stones simply are named common stones, the country supply come from the dry and remote deserts of Ethiopia Wello. Prior year 2008 crystal came from Australia with all fine stones along with A+ grade group of fine gems includes all number of wonderful red/black gems of superlative brilliance gemstone . Characteristic fantasy Australian gemstone, “sparkle in a continually fire or play of colors”, in every conceivable pattern – including harlequin, picture stones and Chinese writing,play of colors describe opals. Australian opal rings. The first British and European prospectors pioneers explores that heard about the rare multicolor that sparkled dazzling red fire from rocks and stones, travelled to these locations and started the first opal mining fields. Hard men it was all blood sweat and tears in the semi-arid deserts no fresh water most of the year, stinking hot summers and cold winters, all backbreaking work by hand. No machinery, candle lighting shovels and picks and a hand held windless to wind up a bucket of clay from the bottom of the shaft. A cable was connected to the bucket back to the handheld windless that have to be rotated 360° many times by manpower to allow the bucket to come to the surface under intense heat. The history of Australian Opal began about 75 million years ago,the country was covered by an inland sea, sediment deposited on the shoreline,water flooded back and flushed water silica niches into the rocks also the remains of animals trees . Water silica stone transformed into this gemstone. In 1960s a team of scientists analyzed this stone with an electron microscope the phenomenon play-of-colors was discovered spheres interference and refraction responsible for turning colors of the rainbow new and always different in every Australian gemstone. Australian opal Information . Information about us jewelry designer specializing in limited heritage certificate of authenticity Australian opals , Graham Black Opal mine only leased listed on State Heritage Register List as an item of environmental heritage in LEP National Trust of Australia Register. Wholesale prices direct from our Australian opal mine, free of charge when purchasing stones over $199 Custom jewelry design made free, but it is the beauty of this gem that makes it appreciate and there never is two opals the same. Master jeweler 40 years specializing in opal cutting and open cut mining. More Opal Information can be found at www.grahamblackopal.com Pprice of dollars stones value per carat- 1 grams = 5 carot to a gram, based on criteria number of colors, pattern type, color brilliance, the cut, the size , perfection of the stone, black N1 N2 N3 to N9...

Buying Guide Opals Gemstones.

Posted by opals on Apr 24, 2014 in about opals, Australian opal jewelry, Australian opal ring, Black opal earrings, Black opal jewellery, Black opal jewelry, Black opal rings, Black opals, buy sell custom opal rings, How to price opals, Opal mining, Opal ring, Articles Jewelry., opals, Polished opals, selling opal jewelry, Tucson Gem Show, Wholesale opals |

Buying guide opals and Black opal . Buying guide opals precious opal from Australia that shows fire a play of color, buying guide for opal gemstones the stone is a mineraloid with internal structure. Australian precious stones composed of spheres of silica ,diffraction light at micro measurements 150 to 300nm diameter that make play of colors, this determines how much money you pay for precious gem from Lightning Ridge Australia. Buying guide opals guys forget about the scientific stuff, if you’re buying a gemstone you need to get down to grassroots the basic how much is opal in dollars? Buy the opal that appeals to you first off and do your homework on the Internet before purchasing. The best and most precious black opal predominantly red multicolor, high cabochon perfect dimensions for a lady ring two carat symmetrical oblong or-round cut stone, a classic pattern Harlequin,Chinese writing ,cats eye pattern. Five out of five fire in dark conditions and light conditions meaning outside and inside, the stone must be extremely bright good Clarity no flaws cracks sand or grey color, or lines on the face of the Opal. The back of the stone must be very black allowing light to come through the face colors, come through and touch the back of the colors, that are visual from the front of the gemstone and reflect back off the black back of the stone. And when rotating the stone you must see colors at every angle and the fire must reflect strongly for every angle when rotating the gem. Australian opal rings. Graham custom jewelry designer specializing in limited heritage opals with certificate of authenticity master jeweler, 40 years specializing in custom-design jewelry and opal cutting, wholesale prices direct from our Australian mines. Graham Black Opal Jewelry promotion free of charge when purchasing stones over $199,one custom jewelry design made free, but its the beauty of this gem that makes it appreciate and there never is two opals the same. We have the only mine leased listed on State Heritage Register List as an item of environmental heritage in LEP National Trust of Australia Register . Buying Guide for opal gemstones. Buying guide opals the next most precious opal is crystal have similar characteristics as precious, red multicolor a classic pattern Harlequin,Chinese writing ,cats eye pattern. High cabochon good Clarity perfect dimensions for a lady ring, two carat symmetrical round cut or oblong stone. Five out of five fire in dark conditions and light conditions meaning, outside and inside the crystal must be extremely bright. And when rotating the stone you must see colors at every angle the fire must reflect strongly also every angle when rotating the gem. No flaws grey color lines on the face of the opal,cracks sand in the face of the colors.The back of the stone must be transparent through to the top of...