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Cummingtonite from
Golden West Mine (Benedict Property), Rochford Mining District, Pennington County, South Dakota, USA


Locality type:Mine
Classification
Species:Cummingtonite
Formula:◻Mg2Mg5(Si8O22)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cummingtonite data
Locality Data:Click here to view Golden West Mine (Benedict Property), Rochford Mining District, Pennington County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:383841
Long-form Identifier:1:3:383841:9
GUID (UUID V4):0
Nearest other occurrences of Cummingtonite
2.4km (1.5 miles) ⓘKing of the West (North Star), Rochford Mining District, Pennington County, South Dakota, USA
4.8km (3.0 miles) ⓘMary Belle Mine, Rochford Mining District, Pennington County, South Dakota, USA
5.5km (3.4 miles) ⓘStandby mine, Rochford Mining District, Pennington County, South Dakota, USA
6.1km (3.8 miles) ⓘMontezuma Mine (Montezuma Nos. 3 to 7; Red Jim; New Montezuma), Rochford Mining District, Pennington County, South Dakota, USA
6.9km (4.3 miles) ⓘGold King Mine (Gordelia Mine), Rochford Mining District, Pennington County, South Dakota, USA
8.7km (5.4 miles) ⓘMontana Mine, Rochford Mining District, Lawrence County, South Dakota, USA
9.1km (5.6 miles) ⓘBlack Eagle Mine (Blair Group), Rochford Mining District, Pennington County, South Dakota, USA
30.5km (19.0 miles) ⓘHomestake Mine, Lead, Lead Mining District, Lawrence County, South Dakota, USA
38.6km (24.0 miles) ⓘNewark Group, Unorganized mining district [1], Custer County, South Dakota, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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