Mineral variety Healing crystal
Opal Doublet & Triplet
Also known as: Opal doublet, Opal triplet
Variety of Opal.
📜 Key facts
| Age | Assembled stones (modern) |
|---|---|
| Origin & sources | Mainly made from thin Australian opal. |
| Composition | A thin slice of precious opal glued to a dark backing (doublet), sometimes with a clear quartz or glass cap on top (triplet) |
How it forms
Thin opal is glued onto black backing to boost its colour. A triplet adds a protective clear dome. A side view shows the glue lines. Don't soak assembled opals, because water can loosen the glue.
Mineral data: see Opal.
🌍 Where it's found
- Type locality
- Notable source / deposit
- Country of origin
Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.
✨ Opal family

Black OpalMineral variety

Blue OpalMineral variety

Boulder OpalMineral variety

Chocolate OpalMineral variety

Common OpalMineral variety
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Crystal OpalMineral variety
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Dendritic OpalMineral variety
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Ethiopian OpalMineral variety

Fire opalMineral variety
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Green OpalMineral variety

Honey OpalMineral variety

HyaliteMineraloid variety

Matrix OpalMineral variety

OpalIMA mineral species

OpaliteNatural glass

Opalized FossilFossil

Pink OpalMineral variety
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Precious opalGem material

Synthetic OpalMineral variety
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Virgin Valley OpalMineral variety

White OpalMineral variety

Wood OpalMineral variety
Learn more
Mineral variety
BlueMulticolor & Iridescent
Crown
Healing crystal



