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Strengite from
Barker-Ferguson Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA


Locality type:Mine
Classification
Species:Strengite
Formula:FePO4 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Strengite data
Locality Data:Click here to view Barker-Ferguson Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:117601
Long-form Identifier:1:3:117601:8
GUID (UUID V4):0
Nearest other occurrences of Strengite
4.1km (2.5 miles) ⓘEtta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
15.4km (9.6 miles) ⓘGap Lode Pegmatite, Unorganized mining district [5], Pennington County, South Dakota, USA
20.9km (13.0 miles) ⓘBull Moose Mine, Custer, Custer Mining District, Custer County, South Dakota, USA
30.3km (18.9 miles) ⓘTip Top Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
30.3km (18.9 miles) ⓘRoosevelt group (Rough Rider), Custer, Custer Mining District, Custer County, South Dakota, USA
30.4km (18.9 miles) ⓘWhite Elephant Mine, Cicero Peak, Pringle, Custer Mining District, Custer County, South Dakota, USA
References
Peacor, Donald R., Dunn, Pete J., Roberts, Willard L., Campbell, Thomas J., Simmons, William B. (1984) Sinkankasite, a new phosphate from the Barker pegmatite, South Dakota. American Mineralogist, 69 (3-4) 380-382
 
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