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Opal (Var: Wood Opal) : SiO2·nH2O

Copyright © Pavel M. Kartashov collection & photo
 
 
 
minID: W70-WL0

Opal (Var: Wood Opal) : SiO2·nH2O

Copyright © Pavel M. Kartashov collection & photo  - This image is copyrighted. Unauthorized reproduction prohibited.
Dimensions: 14 cm x 12 cm x 2 cm

Cut not polished plate of opalized pine wood. Specimen size is 14x12x2 cm. Collected in 1988. Pavel M. Kartashov collection and photo.

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Photo added: 8th Dec 2011

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