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Illite-2M from
Longfellow Mine, San Juan County, Colorado, USA


Locality type:Mine
Classification
Species:'Illite-2M' (not an IMA approved species)
Formula:K0.65Al2.0[Al0.65Si3.35O10](OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Illite-2M data
Locality Data:Click here to view Longfellow Mine, San Juan County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:463260
Long-form Identifier:1:3:463260:3
GUID (UUID V4):0
References
USGS Prof. Paper 750C
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. 676pp.
 
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