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Phosphosiderite from
Etta Mine, Keystone, Keystone Mining District, Pennington Co., South Dakota, USA

Locality type:Mine
Classification
Species:Phosphosiderite
Formula:FePO4 · 2H2O
Confirmation
Validity:Believed Valid
References
References:Rocks & Minerals: 67(6): 380-388.
Data
Mineral Data:Click here to view Phosphosiderite data
Locality Data:Click here to view Etta Mine, Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
Nearest other occurrences of Phosphosiderite
1.1km (0.7 miles) White Cap Mine (King Mica Mine; Primer lode), Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
3.4km (2.1 miles) Big Chief Mine (Johnson pegmatite), Glendale, Keystone Mining District, Pennington Co., South Dakota, USA
18.7km (11.6 miles) Bull Moose Mine (Bull Moose pegmatite; Bull Moose lodes), Custer, Custer Mining District, Custer Co., South Dakota, USA
24.3km (15.1 miles) Ross Mine (Highland lode; John Ross Mine), Berne, Custer Mining District, Custer Co., South Dakota, USA
26.5km (16.4 miles) Roosevelt group (Rough Rider), Custer, Custer Mining District, Custer Co., South Dakota, USA
28.2km (17.5 miles) White Elephant Mine, Cicero Peak, Pringle, Custer Mining District, Custer Co., South Dakota, USA
 
Mineral and/or Locality  
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