SOLD Custom jewelry item number 473 5.4 carats black crystal opal necklace.
Beautiful coal reef pattern gemstone color turquoise gold. Custom-made jewelry with silver back, dimensions 14 x 17. Custom design jeweler A+ goldsmith designed by Graham Black.
Custom jewelry but the stone is not permanently set in the jewelry for customers viewing prior purchasing. We can remove the stone for viewing the back of the gemstone as we only sell solid opals, and when set permanently in place this is very difficult for gemologist to certify the gemstone .
If customer needs to view the back and sides of the opal, then please do not hesitate to e-mail us . We can make a quick video showing the gemstone being removed, we can video the back side and front of stone prior placing the gemstone back in the original setting. We will simply e-mail you the video. If you decide you like this gemstone then please confirm by e-mail or telephone,our goldsmith will set the gemstone and polish the jewelry ready for free delivery along with free insurance to your address.
“Sale we will hand make 1 Custom ring free of charge.”
“Customers entitlement if purchase, 1 stones over $191”.
Investment gemstones appreciate quickly 1 reason is rare Heritage opals & another direct from the “mine at wholesale prices”.
Graham’s official Australian government national icons,“His famous opal mine 100% guarantee best opals ever discovered ,Heritage opal mine submission read”,“opal more rarely, specimens contain precious Australian opals” And these are surely among the most beautiful natural objects on earth. The Australian opal is of the highest quality, characterized by red/black gems of superlative brilliance.
Opal mine listed in the State of N.S.W Capital Sydney Australia, Graham Black guaranteed Certificate stating solid Australia heritage gemstones with no treatment with 30 days Returns Period and fine custom jewelry workmanship.
Sale will save you about $900 on custom design rings & jewelry in the USA.
Handcrafted rings equivalent quality in America LA or New York & most other country’s, custom goldsmith’s shops will have to add this $900 onto the customer final price.
Our Australian opal mine was also list as an item of environmental heritage in LEP National Trust of Australia Register. Do not forget the big sale Graham will handcraft free of charge 1 jewelry, customers purchasing 1 stones over $191” Rare Heritage investment gemstones appreciate quickly because direct from the”mine at wholesale prices”.
Graham’s jewelers will hand make professional goldsmith design jewelry to suit the gemstone purchased 100% guarantee,clients personal designs excepted, you only have to pay for the silver and gold & gemstones, postage & insurance free.
Australian opal contain precious gemstones among the most beautiful natural objects on earth, chemical composition SiO2.nH2O water around 3 l0% by weight sometimes higher 20o/o . The English name comes from the Ancient word Opalus witch is Latin, meaning to see play of colors and precious stones. Precious Australian opal has a refractive index 1.450 +. 020, -.080 . Hardness 6 average starts from 5.5 to 6.5 Opal’s consists of Hydrated amorphous Silica that makes for unique play of colors seen by the human eye “characteristics” Of most opal gemstones discovered around the world, caused by silica spheres cemented together silica, and depending on the amount silica spheres the arrangement tightness of the silica spheres, determents the grade either reaching commercial grade, semiprecious and Gem quality the most expensive.
Volcanic rocks in cavities and cracks sedimentary volcanic percolating water in the ground with timing factors dissolves silica that precipitates to make raw untreated silica spheres opal colors, can replace wood or fossils shells and animal bones that lived 100,000,000 years ago, that the original material had dissolved. If opal silica spheres arrangement form regular type groupings in or on the black material around the most famous mining location Lightning Ridge region of Australia,the specimens contain precious opal among the most beautiful natural objects on earth.
Geology of opal mining a very clean industry no chemicals are used in processing of the mineral, only water is used to clean the rock and solids. Geology Greek word for study about earth science minerals rocks composed processes by which they change. The insight into the history of the Earth and Geology is important for mining exploration but unfortunately most of the world water and air pollution comes from science and the academics, the science of chemistry and many type of commercial mining activities, these science are responsible for the change in our climates for the good & bad. Opal most famous Geology mineral deposits come from Australia and usually the most expensive things in life are the best quality, so we will start with the Lightning Ridge deposit only place in the world you will find true black opal N1 N2 deposits the most expensive, so many gemologist say the best grade and most beautiful. But when it comes to buying jewelry it is always in the eye of the beholder. Lots of beautiful crystal from Coober Pedi South Australia along with locations named Mintabie and Andamooka . Australia in the state of Queensland a place called Koroit in the south west of the State has boulder, Winton in the northwest of the State and Jundah and the town named Quilpie in the central western region produces boulder opals. Other countries that produce mostly common opal is Ethiopia with some very good crystal, United States, Mexico. South America Guatemala, Nicaragua, Brazil, Peru, Honduras, Eastern Europe the Baltic Slovakia, Czech, Southeast Asia Indonesia.