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Sylvanite from
Dividend Mine (Decorah Mine), Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USA


Locality type:Mine
Classification
Species:Sylvanite
Formula:AgAuTe4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sylvanite data
Locality Data:Click here to view Dividend Mine (Decorah Mine), Bald Mountain Mining District (Portland Mining District), Lawrence County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:385225
Long-form Identifier:1:3:385225:5
GUID (UUID V4):0
Nearest other occurrences of Sylvanite
2.5km (1.6 miles) ⓘTrojan Mine, Trojan, Trojan Mining District, Lawrence County, South Dakota, USA
2.7km (1.6 miles) ⓘClinton Mine, Trojan Mining District, Lawrence County, South Dakota, USA
2.7km (1.7 miles) ⓘOld Ironsides Mine (Colorado-Deadwood Mine), Spearfish, Trojan Mining District, Lawrence County, South Dakota, USA
4.6km (2.9 miles) ⓘGolden Reward Mine (Double Standard Mine), Ruby Basin Mining District, Lawrence County, South Dakota, USA
62.6km (38.9 miles) ⓘRoosevelt group (Rough Rider), Custer, Custer Mining District, Custer County, South Dakota, USA
References
Roberts, Willard Lincoln, Rapp, George Jr. (1965) Mineralogy of the Black Hills. Bulletin 18. South Dakota School of Mines and Technology
 
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