FOSSIL GEM DOUBLET
This is a grade A doubletmade from aCoober Pedyfossil and mounted on to natural boulder ironstone.Millions of years ago Australias out back was covered in a inland sea.These stonesare a part of the skin of a shell fossil that was opalized.Theshell is from the cretaceous period over 100 million years ago.The stones follows the contours of the shell so they are undulating.Showing strong firey colours of BLUE GREEN ORANGE RED BUT MAINLY BLUE GREEN ORANGE FIRE.
N rating N5
Brightness out of 5-4
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