56.5ct. Australian Boulder Opal Cabochon

This is a collection of Australian Boulder Opal cabochons. The opal was mined in the Outback of Queensland in Australia. Each one shows fantastic flash and colors of blue, green, red, purple and pink.

This is a collection of Australian Boulder Opal cabochons. The opal was mined in the Outback of Queensland in Australia. Each one shows fantastic flash and colors of blue, green, red, purple and pink.

This is an antique Art Nouveau 14K gold stickpin featuring a fine Yowah Australian boulder opal cabochon and two Old European cut diamonds. The diamonds are I clarity and HI color. It is 2 1/2" long a

28x17x4mm Weight: 19 Carat

22x17x7mm Weight: 14.9Ct

20x8mm Weight: 70 Carat (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style a

Dimension: 23.8x16.6mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australi

23x9mm Weight: 50 Ct (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style auct

23x15mm Weight: 78 Ct (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style auc

20x19mm Weight: 55 Carat (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style

20x8mm Weight: 35 Carat (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style a

21x13mm Weight: 31 Ct (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style auc

20x13mm Weight: 33 carats (Before Packing) Thousand Planet Auction House Season 4: Ten2Go August Collection Auction. A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "ware

22x15mm Weight: 50 Ct (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style auc

15x10mm Weight: 59 Ct (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style auc

19x9mm Weight: 59 Ct (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style auct

14x12x4mm Weight: 7 Carat

19x10x4mm Weight: 8Ct

15x17mm Weight: 52 Ct (Before Packing) A bargain hunter's, fixer-upper's, and pack-rat's dream come true! Our Ten2Go "warehouse" style auction presents over thousand lots in a fast-paced old-style auc

Dimension: 21.8x15.1mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australi

Dimension: 19.2x12.9mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australi

Dimension: 21x16.8mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australian

Dimension: 43x14.5mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australian

Dimension: 25x18mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australian L