AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Australia > Opal var. Boulder Opal

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Opal var. Boulder Opal from Australia

 
Opal var. Boulder Opal from Australia

Opal var. Boulder Opal from Australia

DESCRIPTION:No. 61630
Mineral:Opal var. Boulder Opal
Locality:Australia
Description:Thin layer of opal on one face of gray matrix. The opal has blue to green play of colors (internal fire). Ex. Thomas A. Penney (1934-2019) collection #222
Overall Size:3.5x2x2 cm
Crystals:
Archived: For reference only

 

 

 

 

 

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