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Montmorillonite from
Kramer Borate deposit, Boron, Kern County, California, USA


Locality type:Deposit
Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Comments:Occurs as a filling in amygdules of a vesicular basalt underlying the deposit at the bottom of the pit.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Pyrrhotite
Wardsmithite
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Kramer Borate deposit, Boron, Kern County, California, USA
Data Identifiers
Mindat Occurrence Record ID:510004
Long-form Identifier:1:3:510004:0
GUID (UUID V4):0
Localities for Montmorillonite in this Region
Mudd Mine, West Baker, Kramer Borate deposit, Boron, Kern County, California, USA
Nearest other occurrences of Montmorillonite
1.3km (0.8 miles) ⓘMudd Mine, West Baker, Kramer Borate deposit, Boron, Kern County, California, USA
6.1km (3.8 miles) ⓘSaddleback Mountain, East Kramer Borate area (East Kramer Colemanite area), East Kramer Mining District, San Bernardino County, California, USA
39.6km (24.6 miles) ⓘMcKendry Bentonite deposit, Gypsite, Fremont Valley, Kern County, California, USA
43.0km (26.7 miles) ⓘMingus deposit, Goler Heights, El Paso Mountains District, Kern County, California, USA
45.3km (28.1 miles) ⓘIron Canyon Mine (Brown and White; Brown-Whiten; Sesomotite Mine; Seisomite; Iron Canyon Brown and White), Ricardo, El Paso Mountains District, Kern County, California, USA
48.5km (30.2 miles) ⓘPacific Bentonite Mine, Teagle [Kern County], Summit Range, San Bernardino County, California, USA
55.6km (34.6 miles) ⓘFiltrol Bentonite deposit (Filtrol Company Clay deposit #1; Filtrol Company L Clay deposit; Filtrol Fuller's Earth deposit), Sugarloaf Mountain, Loraine Mining District, Kern County, California, USA
73.1km (45.4 miles) ⓘUnnamed Clay occurrence [20], Daggett, Calico District (Daggett District; Calico-Daggett area), Calico Mts (Calico Hills), San Bernardino County, California, USA
82.7km (51.4 miles) ⓘRobertson Clay Mine, Apple Valley, San Bernardino County, California, USA
References
Morgan, V. and Erd, R.C. (1969) Minerals of the Kramer borate district, California California Division of Mines and Geology Mineral Information Service: 22(9): 166
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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