Gorgeous Blues on Black Crystal base 6.75cts Lightning Ridge material to cut 14x9x8mm Lot B4-A345 ToClear 00 caratsDimensions: 40 x 22

00 caratsDimensions: 40 x 22 x 17 mm

Lot Number: B4-A445

00cts – Blues & Greens to ChaseLot Number: B4-A637Details: 24 mm to chip size – Total Weight: 215

Coober Pedy’s opals are renowned for their brilliance

Type: Knobby Opal Formation Rough (with sand/clay host rock)

Gorgeous Blues on Black Crystal base 6.75cts Lightning Ridge material to cut 14x9x8mm Lot B4-A345 ToClear 00 caratsDimensions: 40 x 22Lot Title: Lightning Ridge Black Crystal Base Opal Rough 6. 75cts Gorgeous Blues to Cut Lot Number: B4 A345 Details: Origin: Lightning Ridge, Australia Type: Black Crystal Base Opal Rough Carat Weight: 6. 75cts Size: 14x9x8mm Features: Striking blue fires on a rich black crystal base Strong shape and thickness for cutting Ideal material for a fine finished stone Description: This 6. 75ct opal rough from Lightning Ridge features gorgeous blue colour