Yowah Boulder Opals are mined in the South-West region of Queensland in Australia. They are typically larger in size and therefor ideally sought after to use as Opal Pendants.Read More


Showing 1–36 of 107 results

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11.3 Carat Sparkling Rainbow Veins Boulder Matrix Opal
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11.3 Carat Sparkling Rainbow Veins Boulder Matrix Opal

$200.00 USD

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145 Carat Amazing Large Boulder Opal Specimen
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145 Carat Amazing Large Boulder Opal Specimen

$1,200.00 USD

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181.2 Carat Huge Boulder Opal Specimen
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181.2 Carat Huge Boulder Opal Specimen

$145.00 USD

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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

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56.2 Carat Large Boulder Matrix Opal
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56.2 Carat Large Boulder Matrix Opal

$280.00 USD

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10.7 Carat Magical Electric Flash Boulder Matrix Opal
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10.7 Carat Magical Electric Flash Boulder Matrix Opal

$80.00 USD

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11.3 Carat Purple Boulder Opal
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11.3 Carat Purple Boulder Opal

$80.00 USD

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18.65 Carat Magical Electric Flash Boulder Matrix Opal
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18.65 Carat Magical Electric Flash Boulder Matrix Opal

$85.00 USD

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85.85 Carat Large Electric Veins Boulder Opal
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85.85 Carat Large Electric Veins Boulder Opal

$400.00 USD

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12.65 Carats Electric Color Play Boulder Opal
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12.65 Carats Electric Color Play Boulder Opal

$120.00 USD

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69 Carats Large Lime green Shimmer Australian Boulder Opal
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69 Carats Large Lime green Shimmer Australian Boulder Opal

$350.00 USD

In stock

119.8 Carats Large Amazing Australian Boulder Opal Specimen
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119.8 Carats Large Amazing Australian Boulder Opal Specimen

$380.00 USD

In stock

115.1 Carats Stunning Australian Boulder Opal Specimen
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115.1 Carats Stunning Australian Boulder Opal Specimen

$385.00 USD

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19.50 Carats Natural Solid Boulder Opal
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19.50 Carats Natural Solid Boulder Opal

$85.00 USD

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39.65 Carats Stunning Koroit Nut Boulder Opal
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39.65 Cts Stunning Koroit Nut Boulder Opal Stone

$525.00 USD

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45 Carats Yowah Boulder Opal
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45 Carats Yowah Boulder Opal

$40.00 USD

In stock

100.55 Carats Large Koroit Boulder Opal
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100.55 Carats Large Koroit Boulder Opal

$85.00 USD

In stock

97.5 Carats Dark Purple Veins Sparkling Yowah Boulder Opal Loose Stone
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97.5 Carats Dark Purple Veins Sparkling Yowah Boulder Opal Loose Stone

$225.00 USD

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82.8 Carats Yowah Boulder Opal
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82.8 Carats Yowah Boulder Opal

$180.00 USD

In stock

49.7 Carats Yowah Boulder Opal
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49.7 Carats Yowah Boulder Opal

$49.00 USD

In stock

37.85 Carats Yowah Boulder Opal Loose Stone
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37.85 Carats Yowah Boulder Opal Loose Stone

$35.00 USD

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80.55 Carats Yowah Boulder Opal Loose Stone MM381
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80.55 Carats Yowah Boulder Opal Loose Stone

$80.00 USD

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36.05 Carats Yowah Boulder Opal
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36.05 Carats Yowah Boulder Opal

$36.00 USD

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39.35 Carats Yowah Boulder Opal Loose Stone
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39.35 Carats Yowah Boulder Opal Loose Stone

$39.00 USD

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35 Carats Yowah Boulder Opal
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35 Carats Yowah Boulder Opal

$35.00 USD

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32.3 Carats Double sided Yowah Boulder Opal Loose Stone
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32.3 Carats Double sided Yowah Boulder Opal Loose Stone

$40.00 USD

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38.9 Carats Yowah Boulder Opal
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38.9 Carats Yowah Boulder Opal

$39.00 USD

In stock

38.65 Carats Yowah Boulder Opal Loose Stone
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38.65 Carats Yowah Boulder Opal Loose Stone

$55.00 USD

In stock

36.10 Carats Yowah Boulder Opal
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36.10 Carats Yowah Boulder Opal

$36.00 USD

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44.65 Carats Yowah Boulder Opal Loose Stone
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44.65 Carats Yowah Boulder Opal Loose Stone

$44.00 USD

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37.3 Carat Yowah Pendant Size Boulder Opal
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37.3 Carat Yowah Pendant Size Boulder Opal

$37.00 USD

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5.3 Carats High Dome Oval Shape Boulder Opal Loose
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5.3 Carats High Dome Oval Shape Boulder Opal Loose

$50.00 USD

In stock

9.35 Carats Sparkling Boulder Opal Loose Stone
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9.35 Carats Sparkling Boulder Opal Loose Stone

$90.00 USD

In stock

33.7 Carats Sparkling Boulder Opal Loose Stone
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33.7 Carats Sparkling Boulder Opal Loose Stone

$340.00 USD

In stock

28.60 Carats Amazing veins Boulder Opal
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28.60 Carats Amazing veins Boulder Opal

$390.00 USD

In stock

31.15 Carats Sparkling Veins Boulder Opal
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31.15 Carats Sparkling Veins Boulder Opal

$295.00 USD

In stock