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Arfvedsonite from
St Peters Dome, Cheyenne Mining District (St. Peters Dome Mining District), El Paso County, Colorado, USA


Locality type:Dome
Classification
Species:Arfvedsonite
Formula:NaNa2(Fe42+Fe3+)Si8O22(OH)2
Comments:Discreditted from area - now known to be riebeckite
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Arfvedsonite data
Locality Data:Click here to view St Peters Dome, Cheyenne Mining District (St. Peters Dome Mining District), El Paso County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:148980
Long-form Identifier:1:3:148980:4
GUID (UUID V4):0
Localities for Arfvedsonite in this Region
Unnamed pegmatite, St Peters Dome, Cheyenne Mining District (St. Peters Dome Mining District), El Paso County, Colorado, USA
Nearest other occurrences of Arfvedsonite
3.2km (2.0 miles) ⓘMount Rosa, El Paso County, Colorado, USA
51.0km (31.7 miles) ⓘAmethyst carbonatite, McClure Mountain Complex, Fremont County, Colorado, USA
64.1km (39.8 miles) ⓘMcKinley Mountain Area, Custer County, Colorado, USA
References
Minerals of Colorado.
Pearl, Richard M. (1958) Colorado Gem Trails and Mineral Guide (1st ed.) Sage Books, Denver, CO.
 
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