| Amy O'Connell Unique hand cut gemstones and jewelry art. http://www.lapidaryart.com/ |
| Arrowhead Gemcraft Designer & freeform cabochons, specializing in Montana Agate. http://www.arrowgem.com/ |
| Australian Opal Jewelry and Solid Opals Rolfs Opals offers high quality opal jewelry and solid Australian opals, black, white and crystal opals. Specializing in Australian opals, opal jewelry, opal ring, earring and pendant. http://www.opalsaustralianopals.com/ |
| Boulder Opals Queensland boulder opals and boulder opal rough in limited quantities. http://www.boulder-opals.com/ |
| Opal Oasis Australian opal sales, history and information. http://www.opaloasis.com/ |
| OpalDirect.com Offers stones produced from black or crystal opal rough mined from Lightning Ridge, Australia. http://www.opaldirect.com/ |
| Otteson's A family owned and operated mining company that specializes in White Buffalo turquoise. http://www.whiteturquoise.com/ |
| The Stonecutter's Source of interesting and unusual cabochon gem stones. http://www.dkbent.com/ |
| Worldwide Quality stones for jewelry designers including jasper, agate, and drusy. http://www.worldwidegemstones.net/ |