WHAT IS PIPE CRYSTAL BOULDER OPAL?

Pipe Crystal Boulder Opal is a type of boulder opal that has only been found exclusively in Queensland, Australia to date. It is formed in round tubular holes in boulder sandstone rocks. Usually, the darker the sandstone, the darker the colours are in the opal.Read More


Showing 1–36 of 82 results

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1 Carat Top Gem Pipe Crystal Boulder Opal
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1 Carat Top Gem Pipe Crystal Boulder Opal

$300.00 USD

In stock

SS59
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1.25 Carat Round Cabochon Pipe Crystal Boulder Opal

$65.00 USD

In stock

3 Piece Lovely Purple Pipe Crystal Boulder Opal Parcel
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3 Piece Lovely Purple Pipe Crystal Boulder Opal Parcel

$220.00 USD

In stock

SS61B
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2.1 Carat Rare Faceted Pipe Crystal Boulder Opal

$700.00 USD

In stock

9.55 Carat Beautiful Green Shimmer Wood replacement Boulder Opal
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9.55 Carat Beautiful Green Shimmer Wood replacement Boulder Opal

$125.00 USD

In stock

MM419a
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1.15 Carat Round Pipe Crystal Boulder Opal

$70.00 USD

In stock

9.05 Carat Purple Pipe Crystal Boulder Opal
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9.05 Carat Purple Pipe Crystal Boulder Opal

$90.00 USD

In stock

13.55 Carat Wood Fossil Boulder Opal
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13.55 Carat Wood Fossil Boulder Opal

$95.00 USD

In stock

8.05 Carat Wood Fossil Boulder Opal
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8.05 Carat Wood Fossil Boulder Opal

$75.00 USD

In stock

10.65 Carat Wood Fossil Boulder Opal
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10.65 Carat Wood Fossil Boulder Opal

$65.00 USD

In stock

13.95 Carat Wood Fossil Boulder Opal
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13.95 Carat Wood Fossil Boulder Opal

$140.00 USD

In stock

141.20 Carat Large Wood Fossil Boulder Opal Specimen
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141.20 Carat Large Wood Fossil Boulder Opal Specimen

$1,750.00 USD

In stock

214.9 Carat Large Double Sided Wood Fossil Boulder Opal Specimen
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214.9 Carat Large Double Sided Wood Fossil Boulder Opal Specimen

$3,500.00 USD

In stock

76.6 Carat Wood Fossil / Replacement Boulder Opal
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76.6 Carat Wood Fossil / Replacement Boulder Opal

$150.00 USD

In stock

73.25 Carat Wood Fossil Boulder Opal
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73.25 Carat Wood Fossil Boulder Opal

$150.00 USD

In stock

39.15 Carat Wood Fossil Boulder Opal
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39.15 Carat Wood Fossil Boulder Opal

$250.00 USD

In stock

144.8 Carat Big Wood Fossil Boulder Opal
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144.8 Carat Big Wood Fossil Boulder Opal

$300.00 USD

In stock

65.6 Carat Big Wood Fossil Boulder Opal
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65.6 Carat Big Wood Fossil Boulder Opal

$280.00 USD

In stock

50.75 Carat Wood Fossil / Replacement Boulder Opal
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50.75 Carat Wood Fossil / Replacement Boulder Opal

$175.00 USD

In stock

36.25 Carat Wood Fossil / Replacement Boulder Opal
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36.25 Carat Wood Fossil / Replacement Boulder Opal

$235.00 USD

In stock

49.25 Carat Double sided Wood Fossil / Replacement Boulder Opal
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49.25 Carat Double sided Wood Fossil / Replacement Boulder Opal

$275.00 USD

In stock

43.4 Carat Double Sided Wood Fossil / Replacement Boulder Opal
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43.4 Carat Double Sided Wood Fossil / Replacement Boulder Opal

$175.00 USD

In stock

50.3 Carat Wood Fossil / Replacement Boulder Opal
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50.3 Carat Wood Fossil / Replacement Boulder Opal

$175.00 USD

In stock

55.5 Carat Wood Fossil / Replacement Boulder Opal
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55.5 Carat Wood Fossil / Replacement Boulder Opal

$220.00 USD

In stock

MM288
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49.4 Carat Wood Fossil / Replacement Boulder Opal

$185.00 USD

In stock

46.1 Carat Wood Fossil / Replacement Boulder Opal
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46.1 Carat Wood Fossil / Replacement Boulder Opal

$165.00 USD

In stock

12.3 Carats Beautiful Wood Fossil Boulder Opal Set
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12.3 Carats Beautiful Wood Fossil Boulder Opal Set

$65.00 USD

In stock

9.55 Carats Beautiful Wood Fossil Boulder Opal
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9.55 Carats Beautiful Wood Fossil Boulder Opal

$75.00 USD

In stock

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11.3 Carats Rainbow Flash Pipe Crystal Boulder Opal

$235.00 USD

In stock

96.4 Carats Wood Fossil Replacement Boulder Opal
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96.4 Carats Wood Fossil Replacement Boulder Opal

$155.00 USD

In stock

59.9 Carats Wood Fossil Replacement Boulder Opal
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59.9 Carats Wood Fossil Replacement Boulder Opal

$135.00 USD

In stock

61.4 Carats Wood Fossil Replacement Boulder Opal
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61.4 Carats Wood Fossil Replacement Boulder Opal

$125.00 USD

In stock

86 Carats Wood Fossil Replacement Boulder Opal
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86 Carats Wood Fossil Replacement Boulder Opal

$285.00 USD

In stock

68.9 Carats Wood Fossil Replacement Boulder Opal
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68.9 Carats Wood Fossil Replacement Boulder Opal

$365.00 USD

In stock

13.8 Carats Gorgeous Wood Replacement Boulder Opal
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13.8 Carats Gorgeous Wood Replacement Boulder Opal

$89.00 USD

In stock

29.7 Carats Gorgeous Wood Boulder Opal
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29.7 Carats Gorgeous Wood Boulder Opal

$195.00 USD

In stock