Rainbow Pyrite Concretion
Collection
John Betts - Fine Minerals
Description
Large gray spherical concretion with one side exposed to reveal the internal shrinkage fractures that are lined with iridescent Pyrite microcrystals. Commonly sold as Rainbow Pyrite because of the iridescence that ranges is orange, yellow, blue, green.
Locality
Volga River near Ulyanovsk, Ulyanovsk Oblast', Russia
Dimensions
13 x 12 x 10 cm.
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