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Opal from
Val Cristallina, Val Medel, Medel (Lucmagn), Surselva Region, Grisons, Switzerland


Locality type:Valley
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Val Cristallina, Val Medel, Medel (Lucmagn), Surselva Region, Grisons, Switzerland
Data Identifiers
Mindat Occurrence Record ID:1000369
Long-form Identifier:1:3:1000369:9
GUID (UUID V4):0
References
Stalder, Hans Anton; Wagner, Albert; Graeser, Stefan; Stuker, Peter (1998) Mineralienlexikon der Schweiz. Wepf Verlag. 579pp.p.291
 
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