1.50 cts bright pipe opal with stunning 3 d effect -well polished [BMB179

Item Information

Dimensions (mm) 10.8 x 6.6 x 3.4mm
Weight (carats) 1.5 carats
This is a natural crystal that was mined in the koriot opal field.This material has some sand and or vegetation in the back ground which gives a interesting 3 d effect..
This crystal opal is  from unique pipe like structure that is usually formed in sandstone and not ironstone. There may be some sand inclusions  in the stone which is natural as that is how they have formed. The pipes may be several centimeters in diameter and can be hollow or opal filled. They can be found in knotted masses. There formation is possibly joint controlled or they may be from zones high permeability with in the sand stone that acted as a channel for water flow.
Transulant stone.

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$228 ankezoidd
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Audit Information

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Pricing & Details

Bid Increment $1
Starting Bid $240
Auction ID 1095107
Watchers 0 watching
Viewed 194 times
Starts 26th Jul 2021 10:17pm PDT
Ends 27th Jul 2021 11:44am PDT

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Boulder Magic Details

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