GEM COLOURS RUBBED BLACK OPAL RUB 8.10 CTS JO 359

Item Information

Dimensions (mm) not provided
Weight (carats) 8 carats
Colors

opal opals

Item Specifics

Item Type: NATURAL BLACK OPAL RUBBED BY MINER TO EXPOSE COLOUR

origin :LIGHTNING RIDGE, AUSTRALIA

Opal Size: 25 X 16X 4  MM

UNTREATED

Weight (Carats):CARAT WEIGHT  IN HEADING

Colour : GEM SUNSET FIRE HUES

Pattern : , UNIQUE PATTERN

Number of pieces: 1 PC

Accuracy of picture :

+More Bright   Accurate   Less Bright

Comments : Brightness Rating, 1 Dullest to 5 Brightest :

+++++++++++
1   2  3   3.5   4   4.5   5

Opal body tone as recommended by Australian Gemstone Association Ltd :

                                                                +

opal color guide

Base of opal (bottom) :

Full opal  +Clean back  +Some Sand  Majority Sand

Cabochon :

Low  +Medium  High

Definitions

Convert Weight : 5 Carats = 1 Gram
Covert Size : 6 mm = 1/4 inch (approx)

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$115.00 USD

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Audit Information

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Pricing & Details

Auction ID 166407
Watchers 9 watching
Viewed 1,859 times
Starts 20th Apr 2009 8:00pm PDT

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