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

Locality type:Mine
Classification
Species:Fluorapatite
Formula:Ca5(PO4)3F
Comments:Occurs in a lithia pegmatite.
Confirmation
Validity:Believed Valid
References
References:Dana 6: 1088; Rocks & Minerals: 10: 121-122,146-147.; USGS Bull 380D; Norton, James J. (1964) Pegmatites and other Precambrian Rocks in the Southern Black Hills; Geology and mineral deposits of some pegmatites in the southern Black Hills, South Dakota. USGS Professional Paper 297E.
Data
Mineral Data:Click here to view Fluorapatite data
Locality Data:Click here to view Etta Mine, Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
Nearest other occurrences of Fluorapatite
1.1km (0.7 miles) White Cap Mine (King Mica Mine; Primer lode), Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
1.1km (0.7 miles) Peerless Mine (Monitor; Monarch; Protector), Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
1.2km (0.7 miles) Hugo Mine, Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
1.2km (0.7 miles) Edison Mine (Hector Fraction; Bull Con; Gold Star claims; Sitting Bull), Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
2.4km (1.5 miles) Dan Patch Mine, Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
3.2km (2.0 miles) King Lithia Mine (King Fraction; King Lode; Equality), Greyhound Gulch, 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
3.6km (2.2 miles) Bob Ingersoll Mine (Ingersoll Mine; Ben Butler Mine; Horace Greely Mine), Keystone, Keystone Mining District, Pennington Co., South Dakota, USA
4.6km (2.9 miles) Wood Tin mine, Harney City, Pennington Co., South Dakota, USA
10.7km (6.6 miles) November Mine, Needles, Custer Co., South Dakota, USA
 
Mineral and/or Locality  
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