OPAL NODULE 115 CT OREGON USA

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OPAL NODULE 115 CT OREGON USA

Reference : OUS04

Opal nodule from Madras fields, Oregon USA.


115.85 carats - 40x32x20 mm approx.

This deposit shows various types of thunderegg ryolitic nodules. No precious play of colors.



USA opals :

USA opals results mainly from states of Oregon, Nevada, Utah and Idaho. Concerning the state of Oregon, the opal is found in geodes of rhyolite. Only 1 % of geodes contain opal with a play of colors. The remaining of geodes contain agate, quartz crystal or common opal.


FRENCH LAPIDARY-ARTS SPECIALIZED AND IN LOVE WITH OPALS.


This opal is not a doublet or triplet. No treatment, it is genuine 'mined from the earth' opal.


- THE RULER IS IN MILLIMETERS -
(6mm = 1/4 inch or 1 inch = 25mm)

Products available : 1

https://www.opalorion.kingeshop.com/OPAL-NODULE-115-CT-OREGON-USA-bbaaaasva.asp 2025-12-31 8080 €

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