Black Opal
Black Opal from Virgin Valley District, Humboldt County, Nevada
Photograph © www.johnbetts-fineminerals.com - All Rights Reserved.
Description Portion of an Opalized wood specimen of Black Opal, where the tree was totally replaced by Opal. The original tree structure is still present with fresh surfaces at one end.
Size 4 x 3 x 2 cm.
Locality Virgin Valley District, Humboldt County, Nevada
Collection John Betts - Fine Minerals

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