26.40cts Boulder Pipe Opal Faced Rough DO-4512

Item Information

Dimensions (mm) 29 x 17 x 8mm
Weight (carats) 26.4 carats
  • Rough

Down Under Opals

"Dreaming Opals"

The opal formed in rocks such as sandstone, ironstone, and petrified wood. When hydrated silica replaced rounded organic matter of tree roots and such, it occasionally formed a pipe opal of superior vibrancy and brightness.


Stone : Boulder Pipe Opal Rough (Natural Untreated)
Mine : Quilpie Area

Outback Queensland Australia

We also use a 100mm Macro Lens to take pictures, this helps capture every detail in the stone, which sometimes is not visible to the common eye.


Member of the " Queensland Boulder Opal Association Inc."
Member of the " Lightning Ridge Miners Association"

Member of the " Opal Association of Australia "

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Audit Information

The Opal Sheriff program allows our members to request an audit on any auction, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.

Pricing & Details

Bid Increment $1
Starting Bid $1
Auction ID 1335656
Watchers 2 watching
Viewed 265 times
Starts 13th Feb 2023 1:46pm PST
Ends 27th Feb 2023 1:49pm PST

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Downunderopals Details

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