Item Specifics

Item Type: NATURAL BOULDER OPAL

origin :BOULDER OPAL FIELDS ,  AUSTRALIA

Opal Size:61 X 32 X 7 MM

UNTREATED Weight (Carats):171 CARATS Colour : BLUE VEINS FORMED IN IRONSTONE NATURAL PATTERNS

Pattern : BROADFLASH PATTERNS 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 :

      +

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)

READ THE OPAL PLUS STORY HERE