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Sanidine from
Shonkin Sag laccolith, Highwood Mountains, Chouteau County, Montana, USA


Classification
Species:Sanidine
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sanidine data
Locality Data:Click here to view Shonkin Sag laccolith, Highwood Mountains, Chouteau County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:784285
Long-form Identifier:1:3:784285:6
GUID (UUID V4):0
Nearest other occurrences of Sanidine
35.1km (21.8 miles) ⓘComb Butte, Highwood Mountains, Cascade County, Montana, USA
57.8km (35.9 miles) ⓘBlock P Mine, Hughesville, Barker Mining District, Judith Basin County, Montana, USA
81.0km (50.4 miles) ⓘVermiculite prospect No. 6, Big Sandy Creek, Bearpaw Mountains, Hill County, Montana, USA
83.6km (52.0 miles) ⓘBowery Peak carbonatite complex, Hill County, Montana, USA
References
A differentiated alkaline intrusion, Highwood Mountains, Montana", Rocky Mountain Section of the Geological Society of America, Stanley S. Beus
W. P. Nash, Lawrence M. Monson, (1987) "Shonkin Sag laccolith
Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825
 
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