28.25 cts Boulder Opal from Yowah (RB054)

Item Information

Dimensions (mm) 24 x 22 x 8mm
Weight (carats) 28 carats


This opal is from Yowah, central Queensland.

Yowah is famous for it's Yowah nuts, but also produces a unique boulder opal with beautiful flashing colours formed inside the ironstone.


Size: 24 x 22 mm

Weight: 28.25 cts

Brightness: 4

Body Tone: N5




Opal Body Tone Scale as per recommendation by the Australian Opal and Gem Industry Association Ltd.

Brilliance Scale:
1 Faint, 2 Dull, 3 Bright, 4 Very Bright, 5 Brilliant - Gem Quality


Thank you for viewing my auction and goodluck with your bidding. Hopefully you win some treasure of your own!!

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Pricing & Details

Bid Increment $1.00
Starting Bid $35.00
Auction ID 290477
Watchers 2 watching
Viewed 534 times
Starts 22nd May 2017 11:03pm PDT
Ends 30th May 2017 11:00pm PDT

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