Name OPAL
Variety OPAL AFTER BELEMNITES
Origin Coober Pedy
Australia
Hardness 6,5
Composition SiO2
Crystaline sys. NO
Size   8 x 5 cm
Weight 67,5 gr




Description:
Opal, like other forms of silicate, can accurately reproduce, through a complex process of substitution, certain parts of plants and animals. In this case, it occupied the fossil of the inner skeleton of a belmnite, a type of squid that lived in the Jurassic era more than 100 million years ago.


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OPAL



VARIETY OPAL AFTER BELEMNITES