|Dimensions (mm)||not provided|
|Weight (carats)||4 carats|
DARK BASE ROUGH
This rough is from the 17 mile field in Coober pedy.The base potch is dark like the material from Lightning ridge so we have given it a body tone rating.We have exposed the face of the stone and it is now ready for polishing.
Body tone N3
Brightness out of 5-3.5
Weight 3.7 cts
Size 16x 13.5x3 mm app
As with all our stock you may return it for a full refund provided it is not touched in any way.
Opal Body Tone Scale as per recommendation by the Australian Opal and Gem Industry Association Ltd.
1 Faint, 2 Dull, 3 Bright, 4 Very Bright, 5 Brilliant - Gem Quality
|Starts||5th Dec 2016 2:03pm PST|
|Ends||9th Dec 2016 2:00pm PST|
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