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Glauconite from
Schirmer Ravine (Chambers Ravine), Oroville (Ophir City), Butte County, California, USA


Locality type:Ravine
Classification
Species:'Glauconite' (not an IMA approved species)
Formula:K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2
Comments:Occurs in a 2 foot (0.6 meters) thick layer of glauconite-anauxite sandstone.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Anauxite
Data
Mineral Data:Click here to view Glauconite data
Locality Data:Click here to view Schirmer Ravine (Chambers Ravine), Oroville (Ophir City), Butte County, California, USA
Data Identifiers
Mindat Occurrence Record ID:653568
Long-form Identifier:1:3:653568:1
GUID (UUID V4):0
References
Allen, Victor T. (1929), The Ione formation of California: University of California, Department of Geological Sciences Bulletin: 18: 369
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 200
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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