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
| Hardness | Country of origin | Size and shape | Price |
|---|---|---|---|
| 5.5 – 6 | Queensland Australia/ Hongkong | No calibration available | $4 to $35 |
They were originally created from Opal that was perhaps too thin to produce a solid stone. Opal doublets are a cheap and inexpensive way to buy a colorful piece of precious Opal without the cost of a solid Opal. Some of the patterns and the brightness of the Opal doublets is incredible.
| origin | Australia, Hongkong |
|---|---|
| hardness | 5.5 to 6 |
| price | $35.00, $4.00 |
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