Australian Boulder Opal Solids from Opals-On-Black

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All of our photographs are taken in natural light (unless otherwise stated) to give the closest colour comparisons.

	SBD063 - Price: SOLD Koroit Matrix Boulder Opal Solid A beautiful & uniquely patterned Koroit Matrix Gem with a play of reds and brilliant gem greens! Shape: Triangle, Size: 19.5 mm x 16.8 mm Thickness: 4.7 mm, Weight: 10.45 carats.
More Photos...	SBD057 - Price: $18.00 Koroit Matrix Boulder A bright & sparkly Koroit Matrix opalstone playing bright emerald greens & blues, that sparkle and twinkle against a dark and interesting patterned backdrop. Finished with a lovely high polish. Shape: Freeform, Size: 16.8mm x 10.2mm, Thickness: 3.0 mm, Weight: 5.3 carats.
	SBD074 - Price: SOLD Gem Matrix Yowah Boulder Opal Solid A beautiful & captivating large Yowah Solid Opal, covered in a myriad of small lines/squiggles of brilliant Gem colour, featuring every hue of the rainbow and more! Reds,oranges, lemon golds, lemon greens, emerald greens, bright blues and electric purples dance & play at every angle over this fascinating Gem. This Yowah Gem would be perfect for someone with a gift for creative wire wrapping. The video for this stone is a "must see" as the photos cannot capture the magic of all of the scintillating coloured lights when the stone is moved & rolled. (Opens In New Browser Window) Length: 55.8 mm, Width: 18.8 mm, Thickness: 5.2 mm, Weight:46.2 carats.
More Photos...	SBD056 - Price: $28.00 Koroit Matrix Boulder Opal Solid A pretty Koroit Matrix Opalstone with bright fiery lines of color with one of these features being a "forked lightning" pattern of red fire. Other colors play orange, brilliant green & blue with the stone displaying a high polish & finish. Shape: Oval, Size: 14.0mm x 11.5mm Thickness: 4.0mm, Weight: 6.7 carats

	SBD058 - Price: SOLD! Quilpie Queensland Boulder Opal Solid A nice piece of Queensland Boulder from the Quilpie Mining Fields playing bright emerald greens against a patterned dark brown backdrop of boulderstone. This Gem would make into a lively and very bright ringstone ! Shape: Freeform, Size: 11.2mm x 7.5mm Thickness: 3.5 mm, Weight: 2.7 carats
	SBD076 - Price: SOLD Gem Matrix Koroit Boulder Opal Solid A gorgeous Boulder Opal Gemstone playing brilliant emerald greens, deep blues & veins of bright multi-coloured fire; set against beautiful tones and patterns of Koroit Boulder Opal. A beautiful eye-catching Gem ! Length: 38.3 mm, Width: 25.7mm to 17.0,mm Thickness: 4.7mm, Weight:47.45 carats Shape: Freeform
	SBD060 - Price: SOLD! Koroit Matrix Boulder Opal Solid Deep rich browns complimented with Gem Opal veins of green & smaller ones of orange make this a lovely matrix boulderstone. Shape: Freeform, Size:23 mm x 15.0mm Thickness: 4.4 mm, Weight:12.8 carats
	SBD061 - Price: SOLD Koroit Gem Matrix Boulder Opal Solid A Koroit Matrix Boulder Opal showing bright Gem greens against dark-browns. Shape: Pear-shaped, Size:15.0mm x 9.7mm Thickness: 3.3 mm, Weight:4.95 carats

More Photos...	SBD078 - Price: $38.00 Queensland Boulder Matrix Opal Solid An attractive & interestingly patterned Boulder Opal from the Koroit mining fields, showing loveoly greens through the patterns of the stone. Prettier in reality as the photos do not catch the full play of color here. Length:29.2 mm, Width: 16.0 mm Thickness: 3.3 mm, Weight:15.75 carats Shape:Oval
	SBD064 - Price: SOLD Koroit Matrix Boulder Opal Solid A very attractive Koroit Matrix with lovely colourings, patterns & gem matrix greens & blues. Shape: Oval Size:19.4 mm x 14.4 mm Thickness: 3.5 mm, Weight:10.3 carats
More Photos...	SBD065 - Price: $32.00 Koroit Dark Boulder Matrix Solid A lovely piece of Dark Boulder ironstone with a fiery line of green-blue Gem Matrix running the full length of this Gem, surrounded by bright blue & purple sparkles of matrix fire! Shape: Oval Size:19.6 mm x 16.4 mm Thickness: 4.4 mm, Weight:12.9 carats
More Photos...	SBD066 - Price: $78.00 Koroit Matrix Boulder Opal Solid A beautiful Koroit Boulder Matrix stone with bright greens playing against very dark browns, deep reddish browns & patterned lighter browns. A very pretty ironstone matrix gemstone... Shape:Freeform Size:22.3 mm x 16.7 mm Thickness: 5.0 mm, Weight:23.5 carats

	SBD067 - Price: SOLD! Koroit Matrix Opal Solid This Gem Matrix Boulder opal displays lovely patterning, with Gem coloured veins of orange-green, green, blue & mauve. Shape: Freeform Size:25.5 mm x 10.5 mm Thickness: 3.8 mm, Weight:10.4 carats
	SBD070 - Price: SOLD Koroit Matrix Patterned Boulder Opal Solid A beautifully richly patterned coloured stone, with Gem green-blue matrix opal showing in boulder opal ironstone. Shape: Oval Size: 40.0 mm x 29.7 mm Thickness: 3.5 mm, Weight: 26.3 carats

More Photos...	SBD071 - $120.00 Koroit Matrix Boulder Opal Solid A beautiful patterned stone with Gem Opal Matrix colours of red,orange, green & bright blue. Shape: Freeform Size: 21.5mm x 20.2 mm Thickness: 2.6 mm, Weight: 12.4 carats
	SBD072 - SOLD! Quilpie Gem Matrix Boulder Opal Solid A very pretty Boulder Opal Gemstone playing very bright electric greens, blues & touches of orange. This electric Gem would make a great ringstone or pendant. Shape: Freeform Size: 17.7 mm x 13.0 mm Thickness: 2.6 mm, Weight: 6.1 carats
More Photos...	SBD073 - Price: $130.00 Koroit Gem Matrix Boulder Opal Solid A lovely Boulder Gemstone, with bright Matrix fiery opal colors of red, orange, gold, lemon-yellows, deep blue, sky blue and bright greens. This Gem would make a beautiful pendant! Shape: Freeform Size: 16.8 mm x 13.5 mm Thickness: 3.45 mm, Weight: 6.4 carats
More Photos...	SBD075 - Price: $48.00 Gem Matrix Koroit Boulder Opal Solid This is a very nice Koroit Boulder Gemstone with bright emerald green veins and sparkles in deep reddish browns.On the lower left side of the stone are smaller venins of red fire montst the patterning of the boulderstone. Shape: Freeform Size:20.0 mm x 15.2 mm Thickness: 4.4 mm, Weight: 14.25 carats

	SBD079 - Price: SOLD! Koroit Gem Boulder Opal Solid A bright & sparkly Gem Boulder Solid playing pretty emerald greens, green-blues & blues. This piece has a softly carved undulating surface with a few very small points of the dark brown boulder showing through. This would make a great Ringstone or Pendant! Length: 15.5mm, Width: 8.4mm, Thickness: 3.0mm Weight: 5.26 carats, Shape: Freeform.
	SBD080 - Price: SOLD Quilpie Gem Boulder Opal Solid A beautiful solid neon coloured crystal gemstone with natural boulder base and flashing brilliant lemon-golds & greens & a blue-green. This would make a great ringstone in a claw setting! Length: 7.4mm, Width:5.5mm, Thickness: 3.0mm Weight: 1.1 carats, Shape: Freeform.
	SBD081 - Price: SOLD Koroit Boulder Matrix Opal Solid A very pretty Koroit Boulderstone with very dark reddish browns boulder tones with bright splashes & sparkles of Matrix Gem Opal. This piece would make into a lovely Pendant stone! Length: 23.5mm, Width:17.8mm, Thickness: 5.2mm, Weight: 20.65 carats, Shape: Freeform.
	SBD082 - Price: SOLD! Koroit Boulder Matrix Opal Solid A very nice patterned piece of Koroit Boulderstone with pretty green-blues & blues showing in contrast against the deep coloured boulder tones. Length:18.7mm, Width:13.0mm, Thickness: 2.6mm, Weight: 5.4 carats, Shape: Freeform.

Would you like one of these Boulder Opal Solids converted to a Pendant Bead ?

Depending on the boulder opal chosen, we can drill a hole to the diameter of your choice.
If you require this service, please contact us before purchase & we can advise you regarding it's suitability for a drilled hole or, take a look at our Boulder Opal Pendant Beads !

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Our Australian Opal Mining Fields & Towns