Pipe Crystal / Wood Fossil (51)

Koroit Opal Stones (9)

Yowah Opal Stones (13)

Winton Boulder Opal Stones (18)

Boulder Opal is a type of unique rock found in Queensland, Australia. It is easily identifiable because it is a mixture of ironstone and opal either in a matrix or layered; the stones often have a more ‘Earthy’, ‘rocky’ look and feel about them. Read More

Showing 1–16 of 96 results

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MM19
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Brilliant Green Electric Flash Boulder Opal Stone MM19

$3,500.00 USD

In stock

RR5
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Lovely Electric Stripe Boulder Opal Stone RR5

$325.00 USD

In stock

RR4
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Gem Artists Palette Boulder Opal Stone RR4

$990.00 USD

In stock

RR3
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Stunning Electric Fire Boulder Opal Stone RR3

$1,800.00 USD

In stock

RR2
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Gorgeous Ocean Green Blue Boulder Opal Stone RR2

$1,600.00 USD

In stock

RR1
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Electric Rainbow Storm Boulder Opal Stone RR1

$1,950.00 USD

In stock

MM16
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10.2 cts Stunning Red fire boulder opal stone MM16

$980.00 USD

In stock

MM15
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22.10 cts Pipe crystal boulder opal stone MM15

$175.00 USD

In stock

MM11
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14 cts Beautiful Rainbow River Pipe Crystal Boulder Opal Stone MM11

$165.00 USD

In stock

MM14
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12.2 cts Gem quality Pipe crystal boulder opal stone MM14

$525.00 USD

In stock

MM13
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29.8 cts Rich green and lite pink Boulder opal stone MM13

$515.00 USD

In stock

TT337
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138.9 cts Winton Matrix Pattern Boulder Opal TT337

$1,600.00 USD

In stock

TT334
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73.8 cts Dual Pattern Winton Boulder Opal TT334

$1,200.00 USD

In stock

TT332
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11.2cts Captivating Winton Boulder Opal TT332

$400.00 USD

In stock

TT330
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21.1cts Beautiful Green Winton Boulder Opal TT330

$1,850.00 USD

In stock

TT329
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19.4cts Stunning Winton Boulder Opal TT329

$2,700.00 USD

In stock