Altmann & Cherny - Australian Opal boutiques with duty-free shopping.
Aussie-Opal - offers unique jewelry at wholesale prices; we buy rough gem opal from the mine and do the work in-house.
Australian Opal and Jewellery World
Australian Opals & Outback Australia - opal mining, opal photos, and the Opal Festival at Yowah.
CertifieDiamonds, Inc. - specializing in diamonds and exotic colored Gemstones. Also Australian opals.
Cody Opal - cutters, wholesalers, and retailers of Australian opal and opal jewellery.
Coober Pedy Opals - sells jewelry, as well as rough and cut opals.
Direct Opal Traders - online opal ordering.
Evert Opals Australia - miners, cutters, and designers of all things opal.
Firebird Gems - Australian lightning ridge opal in cut stones, rough and rubs. Also offers other gemstones.
Gemstone Education: Opal - history of the stone that has a rainbow locked within.
Gemstone Opal, The - images and information on the many varieties of opals.
Gemstones: Opal - an essay from the U.S. Geological Survey.
Gold Rush Jewelry, Bead, and Art Company - selection of Australian, Mexican, Nevada, and Boulder rough and cabochons. Also includes information, instructions, and art jewelry.
Harlequin Opals - opals and Australian opal jewellery.
Idaho Opal Mines, Inc.
Keith Rigby Opals - suppling Lightning Ridge opals, both roughs and rubs.
Main Street Originals - opals at wholesale prices.
National Opal Symposium - meeting to bring miners together to provide the latest geological information, prospecting techniques, and industry marketing tools. Held annually in Coober Pedy, Australia.
Nebraska State Geological Survey: Opal - illustrated guide to the lore and many varieties of opal.
Olympic Opal
Opal (Hydrated Silica Glass) - offers detailed physical description, images of specimens, and more.
Opal Express - many different types of opals.
Opal Festival - features a parade, mine safety demonstrations, competitions, heritage celebrations, and heaps of opals. Held annually at Coober Pedy, Australia.
Opal Mine, The - includes searchable online catalogue, encyclopedia, and graphical tour of the outback mines.
Opal Mine: Opal Encyclopedia - illustrated guide to help you understand the different types of opals, how opals are graded, and the terms used to describe opal features
Opal Oasis - offers loose Australian opals and jewelry.
Opal Shed - retail outlet.
Opals
Opals International Jewelers - Australian black opals and crystal opals; offered loose or set in custom gold jewelry with Tanzanite and Diamonds.
Opals On Fire - offers Australian opals and opal jewelry.
Opals World Wide - includes black and boulder varieties.
Opalsmith, The - quality Australian rough and cut opals.
Rolfs Opals - explains the varieties and offers sales for dealers and enthusiasts.
Village Smithy Opals, The - provide rough and finished opals as well as cutting tips, and more.