Natural Fancy Cut Boulder Opal Cabochon S129
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Product details
| Management number | 5823969 | Release Date | 2025/08/21 | List Price | $56.70 | Model Number | 5823969 | ||
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| Category | |||||||||
Natural Fancy Cut Boulder Opal Cabochon S129
The name boulder opal refers to the way in which these minerals are formed; unlike black opals, which primarily form in igneous vugs and cracks, Boulder Opals form in sedimentary ironstone concretions.
Dimension:
23mm X 30.6mm
Widest Points
Location:
Queensland, Australia
Hardness:
5.5 to 6.5
Inclusions:
Boulder opal will have seams of precious opal in brown ironstone, quartzite, rhyolite or basalt host rock.
Brand new
THIS LISTING HAS BEEN MARKED DOWN
| Category | Vintage & collectibles > Supplies > Cabochon |
|---|---|
| Size | N/A |
| Brand | Handmade |
| Condition | Like new |
Cabochon
Bras
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