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Huge Gem Crystal Boulder Opal 106.4 ct
Huge Gem Crystal Boulder Opal 106.4 ct
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Crystal Boulder Opal Specimen 106.4 ct

USD $15,700
Neon Green Fire Top Gem Large Crystal Boulder Opal 54.18 ct
Neon Green Fire Top Gem Large Crystal Boulder Opal 54.18 ct
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Neon Crystal Boulder Opal 54.18 ct

USD $13,000
Top Gem Crystal Boulder Opal 36.28 ct
Top Gem Crystal Boulder Opal 36.28 ct
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Crystal Boulder Opal Heart 36.28 ct

USD $9,070
Purple Sparkling Crystal Boulder Opal 31.9 ct
Purple Sparkling Crystal Boulder Opal 31.9 ct
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Purple Crystal Boulder Opal 31.9 ct

USD $9,000
Crystal Boulder Opal Pair 6.82 ctw
Crystal Boulder Opal Pair 6.82 ctw
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Crystal Boulder Opal Pair 6.82 ctw

USD $4,100
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Crystal Boulder Opal Teardrop 38.1 ct

USD $4,000
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Gem Crystal Boulder Opal 13.2 ct

USD $3,960
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Blue Crystal Boulder Opal 11.3 ct

USD $3,200
Large Crystal Boulder Opal 25.1 ct
Large Crystal Boulder Opal 25.1 ct
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Large Crystal Boulder Opal 25.1 ct

USD $3,200
Gem Crystal Boulder Opal 7.6 ct
Gem Crystal Boulder Opal 7.6 ct
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Gem Crystal Boulder Opal 7.6 ct

USD $2,690
Huge Teardrop Crystal Boulder Opal 47.1 ct
Huge Teardrop Crystal Boulder Opal 47.1 ct
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Crystal Boulder Opal Teardrop 47.1 ct

USD $4,700
Teardrop Crystal Boulder Opal 10.51 ct
Teardrop Crystal Boulder Opal 10.51 ct
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Teardrop Crystal Boulder Opal 10.51 ct

USD $2,200
Double Sided Crystal Boulder Opal 1.84 ct
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Double Sided Crystal Boulder Opal 1.84 ct

USD $2,140
-30%
Round Crystal Boulder Opal 13.1 ct
Round Crystal Boulder Opal 13.1 ct
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Round Crystal Boulder Opal 13.1 ct

Original price was: USD $2,600.Current price is: USD $1,820.
-20%
Oval Gem Crystal Boulder Opal 7.4 ct
Oval Gem Crystal Boulder Opal 7.4 ct
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Gem Crystal Boulder Opal 7.4 ct

Original price was: USD $2,000.Current price is: USD $1,600.
-20%
Rectangle Multi Color Flash Gem Crystal Boulder Opal 6.4 ct
Rectangle Multi Color Flash Gem Crystal Boulder Opal 6.4 ct
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Rainbow Crystal Boulder Opal 6.4 ct

Original price was: USD $1,920.Current price is: USD $1,536.
-20%
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Purple Crystal Boulder Opal 35.7 ct

Original price was: USD $1,850.Current price is: USD $1,480.
-30%
Triangle Gem Crystal Boulder Opal 10 ct
Triangle Gem Crystal Boulder Opal 10 ct
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Crystal Boulder Opal 10 ct

Original price was: USD $2,000.Current price is: USD $1,400.
-20%
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Rainbow Crystal Boulder Opal 4.3 ct

Original price was: USD $1,525.Current price is: USD $1,220.
-20%
Crystal Boulder Opal 3.35 ct, 100% Natural Solid Polished Pipe Crystal Boulder Opal From Australia. Oval Shape, Middle Dome, Bright Green, Blue, Cyan Fire.
Crystal Boulder Opal 3.35 ct, 100% Natural Solid Polished Pipe Crystal Boulder Opal From Australia. Oval Shape, Middle Dome, Bright Green, Blue, Cyan Fire.
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Crystal Boulder Opal 3.35 ct

Original price was: USD $1,340.Current price is: USD $1,072.
-20%
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Rainbow Crystal Boulder Opal 3.6 ct

Original price was: USD $1,260.Current price is: USD $1,008.
-20%
Crystal Boulder Opal 1.31 ct
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Crystal Boulder Opal 1.31 ct

Original price was: USD $1,232.Current price is: USD $986.
-20%
Double Sided Crystal Boulder Opal 0.96 ct
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Double Sided Crystal Boulder Opal 0.96 ct

Original price was: USD $1,116.Current price is: USD $893.
-20%
Crystal Boulder Opal 1.22 ct
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Crystal Boulder Opal 1.22 ct

Original price was: USD $1,049.Current price is: USD $839.
-20%
Double Sided Crystal Boulder Opal 0.97 ct
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Double Sided Crystal Boulder Opal 0.97 ct

Original price was: USD $997.Current price is: USD $798.
-20%
Crystal Boulder Opal 1.07 ct
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Crystal Boulder Opal 1.07 ct

Original price was: USD $909.Current price is: USD $727.
-20%
Crystal Boulder Opal 1.05 ct
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Teardrop Crystal Boulder Opal 1.05 ct

Original price was: USD $892.Current price is: USD $714.
-20%
Gem Neon Crystal Boulder Opal 1.18 ct
Multi Color Crystal Boulder Opal Ringstone 1.18 ct
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Multi Color Crystal Boulder Opal Ringstone 1.18 ct

Original price was: USD $880.Current price is: USD $704.
-20%
Australian Rainbow Crystal Boulder Opal 12.7 ct
Rainbow Crystal Boulder Opal 12.7 ct
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Rainbow Crystal Boulder Opal 12.7 ct

Original price was: USD $850.Current price is: USD $680.
-20%
Crystal Boulder Opal 13.04 ct
Crystal Boulder Opal 13.04 ct
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Crystal Boulder Opal 13.04 ct

Original price was: USD $850.Current price is: USD $680.
-20%
Double Sided Crystal Boulder Opal 1.37 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Oval Shape, Middle Dome, Yellow, Green, Blue, Cyan Fire.
Double Sided Crystal Boulder Opal 1.37 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Oval Shape, Middle Dome, Yellow, Green, Blue, Cyan Fire.
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Double Sided Crystal Boulder Opal 1.37 ct

Original price was: USD $822.Current price is: USD $658.
-20%
Crystal Boulder Opal 1.25 ct, 100% Natural Solid Polished Pipe Crystal Boulder Opal From Australia. Triangle Shape, High Dome, Bright Yellow, Green, Blue, Cyan Fire.
Crystal Boulder Opal 1.25 ct, 100% Natural Solid Polished Pipe Crystal Boulder Opal From Australia. Triangle Shape, High Dome, Bright Yellow, Green, Blue, Cyan Fire.
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Crystal Boulder Opal 1.25 ct

Original price was: USD $812.Current price is: USD $650.
-20%
Australian Pipe Crystal Boulder Opal 10.94 ct
Pink Crystal Boulder Opal 10.94 ct
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Pink Crystal Boulder Opal 10.94 ct

Original price was: USD $800.Current price is: USD $640.
-20%
Sparkling Crystal Boulder Opal 12.47 ct
Sparkling Crystal Boulder Opal 12.47 ct
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Sparkling Crystal Boulder Opal 12.47 ct

Original price was: USD $780.Current price is: USD $624.
-20%
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Crystal Boulder Opal 1.5 ct

Original price was: USD $780.Current price is: USD $624.
-20%
Double Sided Crystal Boulder Opal 1.19 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Teardrop Shape, Cabochon, Orange, Yellow, Green, Blue, Cyan Fire.
Double Sided Crystal Boulder Opal 1.19 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Teardrop Shape, Cabochon, Orange, Yellow, Green, Blue, Cyan Fire.
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Double Sided Crystal Boulder Opal 1.19 ct

Original price was: USD $714.Current price is: USD $571.
-20%
Crystal Boulder Opal 1.64 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Long Oval Shape, Middle Dome, Orange Yellow, Green, Blue, Cyan Fire.
Crystal Boulder Opal 1.64 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Long Oval Shape, Middle Dome, Orange Yellow, Green, Blue, Cyan Fire.
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Double Sided Crystal Boulder Opal 1.64 ct

Original price was: USD $660.Current price is: USD $528.
-20%
Gem Neon Electric Flash Crystal Boulder Opal 3.62 ct
Crystal Boulder Opal Ringstone 3.62 ct
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Crystal Boulder Opal Ringstone 3.62 ct

Original price was: USD $630.Current price is: USD $504.
-20%
Crystal Boulder Opal 1.75 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Teardrop Shape, High Dome, Yellow, Green, Blue, Cyan Fire.
Crystal Boulder Opal 1.75 ct, 100% Natural Solid Polished Crystal Boulder Opal From Australia. Teardrop Shape, High Dome, Yellow, Green, Blue, Cyan Fire.
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Crystal Boulder Opal 1.75 ct

Original price was: USD $618.Current price is: USD $494.
-20%
Crystal Boulder Opal 2.06 ct, 100% Natural Solid Polished Pipe Crystal Boulder Opal From Australia. Teardrop Shape, Middle Dome, Green, Blue, Cyan Fire.
Crystal Boulder Opal 2.06 ct, 100% Natural Solid Polished Pipe Crystal Boulder Opal From Australia. Teardrop Shape, Middle Dome, Green, Blue, Cyan Fire.
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Crystal Boulder Opal 2.06 ct

Original price was: USD $618.Current price is: USD $494.

Crystal Boulder Opals


Crystal Boulder Opals are found in Boulder Opal mining, often unintentionally whilst searching for Ironstone Boulder Opals.
They are different to Boulder Opals in that they are found in Sandstone apposed to Ironstone, and often in pockets rather than inside of large boulders that you need to smash open with a sledgehammer.
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