ALLANS RISE VERTICAL OPAL ROUGH 7.3 CTS [SP2332 ]

ALLANS RISE ROUGH

This is piece of rough faced from the Allan rise field which is app 70 klms south of Cooper Pedy.This field is known for its dark based material and it is reported to be the hardest opal of all australian opal fields.This opal was formed in the vetical position so it has interesting lines running through the opal.This was reported at the last opal mining symposium at Lightning Ridge.

Weight 7.3 cts app

Size 21.8x15.5 x3.4 mm app

Body tone N 6