Boulder Opal
Boulder Opal from Australia
Collection John Betts - Fine Minerals
Description Large specimen of colorful Boulder Opal almost completely covering one face of brown sandstone matrix. The Opal shows broad areas of blue, purple, orange and green.
Locality Australia
Dimensions 10 x 8 x 8 cm.
Specimen Grade D
Photograph © www.johnbetts-fineminerals.com - All Rights Reserved.

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