Item Information

Dimensions (mm) 33 x 23 x 6.2mm
Weight (carats) 50 carats
  • Rough
This is a natural piece of yowa rough that the precious opal is embedded in the host rock.This material may have natural holes in it and the sandy areas are hard to polish.You may polish it naturally .In asia the cutters rub fine boulder ironstone [you can collect this in the cutting machine tray by grinding some material away and allow to dry]. They then rub this powder in to the rough and heat it up.Then they apply super glue to it and polish.This gives a good glossy finish.


Weight 50 cts app
size 33x 23x6.2  mm app
You have not bid on this auction.


1 bid placed so far

$34 shonab
Add to Watch List Ask a Question * All prices in USD

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 $34
Auction ID 736856
Watchers 2 watching
Viewed 1,767 times
Starts 15th Aug 2021 11:04am PDT
Ends 15th Aug 2021 12:05pm PDT

Shipping & Insurance

Provider Shipping Transit
FedEx $39.00 10 days
Registered Shipping $16.00 21 days
Shipping Insurance all providers $7.00 (optional)

Seda Rough Opals Details

You May Also Like