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Arfvedsonite from
Springfield Mine (Mr. Tysons Mine; Sykesville Mine), Sykesville, Carroll County, Maryland, USA


Locality type:Mine
Classification
Species:Arfvedsonite
Formula:NaNa2(Fe42+Fe3+)Si8O22(OH)2
Comments:described as Riebeckite-arfvedsonite as green radiating crystals on quartz
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arfvedsonite data
Locality Data:Click here to view Springfield Mine (Mr. Tysons Mine; Sykesville Mine), Sykesville, Carroll County, Maryland, USA
Data Identifiers
Mindat Occurrence Record ID:201959
Long-form Identifier:1:3:201959:8
GUID (UUID V4):0
References
Mines of the Washington D.C Area
 
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