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SLICED BOULDER OPAL

SLICED BOULDER OPAL

opalized wood fossil

7.80 cts opalized wood fossil cabochon natural stone

opalized wood fossil

Koroit boulder opal - this almost looks like a butterfly chrysalis!

7.3ct~colorful koroit boulder opal matrix polished cab

Koroit boulder opal - this almost looks like a butterfly chrysalis!

I love these! my birthstone is Opal... I feel so privileged #Octoberbabyswag XD

I love these! my birthstone is Opal... I feel so privileged #Octoberbabyswag XD

This Boulder Opal is named 'The Galaxy' and is possibly the finest Boulder ever found. It weighs a staggering 2600 carats.

This Boulder Opal is named 'The Galaxy' and is possibly the finest Boulder ever found. It weighs a staggering 2600 carats.

Boulder Opal Stones 16 x 6 x 3mm 4 carats Auction #321733 Opal Auctions

4.00 cts brilliant red fire boulder opal jo2119

Boulder Opal Stones 16 x 6 x 3mm 4 carats Auction #321733 Opal Auctions

Boulder opal is found in Australia where precious opal forms in veins and patches within brown ironstone boulders. When the opal is mixed through the ironstone it is called matrix opal. Hardness ranges between 5.5 and 6 on the Mohs scale.

Boulder opal is found in Australia where precious opal forms in veins and patches within brown ironstone boulders. When the opal is mixed through the ironstone it is called matrix opal. Hardness ranges between 5.5 and 6 on the Mohs scale.

Ethiopian Opal #crystalline worlds

Ethiopian Opal #crystalline worlds

Gem Boulder Opal - breathtaking!

Gem Boulder Opal - breathtaking!

From fire opal to white opal - Opal in the Rough - Ethiopia

From fire opal to white opal - Opal in the Rough - Ethiopia

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