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


Locality type:Mine
Classification
Species:Schorl
Formula:NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Schorl 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:212306
Long-form Identifier:1:3:212306:6
GUID (UUID V4):0
Nearest other occurrences of Schorl
0.8km (0.5 miles) ⓘWood Tin mine, Harney City, Pennington County, South Dakota, USA
2.0km (1.3 miles) ⓘBig Chief Mine, Glendale, Keystone Mining District, Pennington County, South Dakota, USA
3.0km (1.9 miles) ⓘEdison Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
3.9km (2.4 miles) ⓘDike Lode, Keystone Mining District, Pennington County, South Dakota, USA
4.1km (2.5 miles) ⓘEtta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
4.3km (2.7 miles) ⓘPeerless Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
4.6km (2.9 miles) ⓘHoly Terror Mine, Keystone Gold Mining District, Pennington County, South Dakota, USA
4.7km (2.9 miles) ⓘHugo Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
6.0km (3.7 miles) ⓘSitting Bull pegmatite, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
6.1km (3.8 miles) ⓘDan Patch Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
References
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. Professional Paper 297-E. US Geological Survey p.293-341. doi:10.3133/pp297e
Smith, Arthur E., Fritzsch, Eric (2000) SOUTH DAKOTA. Rocks & Minerals, 75 (3) 156-169 doi:10.1080/00357520009605635
 
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