A former clay deposit/mine located in the N½N½ sec. 35, T8N, R5E, SBM, adjoining the southern deposits of the Hector Bentonite properties. MRDS database stated accuracy for this location is 10 meters.

Mineralization is hosted in rhyolite, ash-flow tuff, and Pliocene lake sediments. Alteration includes tuff altering to hectorite. Local rocks include Recent (Holocene) volcanic flow units, unit 4 (Mojave Desert).

Workings include unspecified surface openings (the topo map reflects several mining symbols in the vicinity).

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Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.

ⓘ Lead

Mineral List

ⓘ Hectorite

1 valid mineral.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

ⓘ Lacustrine deposit

ⓘ 'Rhyolitic tuff'

Detailed Mineral List:

ⓘ Hectorite

Formula: Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂

References:

Wright, L.A., et al (1953), Mines and mineral resources of San Bernardino County, California: California Journal of Mines and Geology, California Division of Mines (Report 49): 49(1-2): 157-161

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘ	Hectorite	9.EC.45	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Hectorite	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂
Li	Lithium
Li	ⓘ Hectorite	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂
O	Oxygen
O	ⓘ Hectorite	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂
F	Fluorine
F	ⓘ Hectorite	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂
Na	Sodium
Na	ⓘ Hectorite	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂
Mg	Magnesium
Mg	ⓘ Hectorite	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂
Si	Silicon
Si	ⓘ Hectorite	Na_0.3(Mg,Li)₃(Si₄O₁₀)(F,OH)₂

Other Databases

Link to USGS MRDS:	10106753

Other Regions, Features and Areas containing this locality

North AmericaContinent

North America PlateTectonic Plate

USA

California
- San Bernardino County
  - Cady MountainsMountain Range

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References

Wright, L.A., et al (1953), Mines and mineral resources of San Bernardino County, California: California Journal of Mines and Geology, California Division of Mines (Report 49): 49(1-2): 157-161

Oesterling, W.A. and Spurck, W.H. (1964), Minerals for Industry, Summary of Geological Survey 1955 - 1961: Vol III - 242 pp., Southern California, Southern Pacific Company, San Francisco, CA 94105: 167.

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

California Division of Mines and Geology (1990), Mines and mineral producers active in California (1988-89), California Department of Conservation, Division of Mines and Geology, Special Publication 103.

Rapp, J.S. and Vredenburgh, L.M. (1992) Industrial Mineral Resource Potential of Tertiary Playa Deposits of the Fort Irwin area, San Bernardino County, California: Society of Mining, Metallurgy, and Exploration, Inc. Preprint Number 92-44, 9 p.

U.S. Bureau of Mines (1995), Minerals Availability System/Mineral Industry Location System (MAS/MILS): file #0060710401.

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

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