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Microcline from
Shamrock No. 1 Lode Mine, Custer, Custer Mining District, Custer County, South Dakota, USA


Locality type:Mine
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Shamrock No. 1 Lode Mine, Custer, Custer Mining District, Custer County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:210835
Long-form Identifier:1:3:210835:3
GUID (UUID V4):0
Nearest other occurrences of Microcline
0.5km (0.3 miles) ⓘAgnew pegmatite, Custer Mining District, Custer County, South Dakota, USA
0.8km (0.5 miles) ⓘClimax mica mine, Custer, Custer Mining District, Custer County, South Dakota, USA
1.8km (1.1 miles) ⓘCuster Mountain lode (Snookum mine), Custer, Custer Mining District, Custer County, South Dakota, USA
2.0km (1.2 miles) ⓘVictory Mine, Custer, Custer Mining District, Custer County, South Dakota, USA
2.7km (1.7 miles) ⓘEarl Lode, Custer Mining District, Custer County, South Dakota, USA
3.3km (2.1 miles) ⓘHofert Arcade (Victory No. 1 Prospect), Custer Mining District, Custer County, South Dakota, USA
3.5km (2.2 miles) ⓘBull Moose Mine, Custer, Custer Mining District, Custer County, South Dakota, USA
3.6km (2.2 miles) ⓘLangford Prospect (Mohawk Mica), Custer Mining District, Custer County, South Dakota, USA
3.7km (2.3 miles) ⓘSurprise Mica Mine, Custer Mining District, Custer County, South Dakota, USA
3.8km (2.4 miles) ⓘElkhorn Mine (Tinsley Mine), Custer, Custer Mining District, Custer County, South Dakota, USA
References
Smith, Arthur E., Fritzsch, Eric (2000) SOUTH DAKOTA. Rocks & Minerals, 75 (3) 156-169 doi:10.1080/00357520009605635
 
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