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Alluaudite from
Helen Beryl Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA


Locality type:Mine
Classification
Species:Alluaudite
Formula:(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Comments:Occurs in pegmatite.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Alluaudite data
Locality Data:Click here to view Helen Beryl Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:68287
Long-form Identifier:1:3:68287:7
GUID (UUID V4):0
Nearest other occurrences of Alluaudite
1.9km (1.2 miles) ⓘRainbow No. 4 Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
2.2km (1.4 miles) ⓘTip Top Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
6.2km (3.8 miles) ⓘRoss Mine, Berne, Custer Mining District, Custer County, South Dakota, USA
11.5km (7.1 miles) ⓘCuster Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA
12.2km (7.6 miles) ⓘClimax mica mine, Custer, Custer Mining District, Custer County, South Dakota, USA
13.4km (8.3 miles) ⓘOld Mike mine (Great Northern; Old Mike M.S.2212), Custer, Custer Mining District, Custer County, South Dakota, USA
15.0km (9.3 miles) ⓘElkhorn Mine (Tinsley Mine), Custer, Custer Mining District, Custer County, South Dakota, USA
15.2km (9.4 miles) ⓘHot Shot mine, Custer, Custer Mining District, Custer County, South Dakota, USA
15.6km (9.7 miles) ⓘTownsite mine, Pringle, Custer Mining District, Custer County, South Dakota, USA
16.3km (10.1 miles) ⓘGreene pegmatite (Red Monster Mine; Pink Monster Mine), Pringle, Custer Mining District, Custer County, South Dakota, USA
References
Rocks & Minerals: 60: 117.
 
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