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Black Opal (Treated)

SKU: GS00085
Black opal is Treated, from Ethiopia. It comes in great color of play. These opals are Hydrophane in nature, meaning they have ability to absorb water.
Hardness Country of origin Size and shape Price
6 Ethiopia free size & calibration $8 to $15 per carat
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Blue Wood Opal

SKU: GS00083
This beautiful blue petrified wood opal is from Indonesia, Wood opal is kind of petrified wood which has developed an opalescent sheen.
Hardness Country of origin Size and shape Price
6 Indonesia free sizes $1 to $2 per carat
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Dendritic opal

SKU: GS00069
A common opal is defined as Dendritic, when it contains fern, moss, or tree-like patterned inclusions.
Hardness Country of origin Size and shape Price
6.5 to 7 Australia free size Please call for prices
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Boulder opal in Matrix

SKU: GS00065
Boulder opal, is a rock that contains thin seams and patches of opal, surrounded by or attach to its natural host rock.
Hardness Country of origin Size and shape Price
6 Australia free sizes Please call for prices
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Andamooka opal

SKU: GS00058
This Andamooka opal from south Australia is being treated, very old production, not available much these days.
Hardness Country of origin Size and shape Price
5 1/2 - 6 1/2 South Australia various Please call for prices
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Opal Doublet

Opal Doublet as the name suggests, is a thin layer of precious Opal cemented onto a backing, usually a piece of common Black Opal or Ironstone.

Opal doublets are a cheap and inexpensive way to buy a colorful piece of precious Opal without the cost of a solid Opal

HardnessCountry of originSize and shapePrice
5.5 - 6Queensland Australia/ HongkongNo calibration available$4 to $35
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