Commodities
PrimaryBoron-Borates
Commodity typeN
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formSTRATIFORM
Materials
Ore mineralsColemanite, Ulexite
Geology
Host rockShale,Limestone · Vasquez Series
Associated rockArkose,Basalt
StructureNe Trending Folds Modified By Cross Faults And Longitudinal Faults: Interbedded Nature Of Volcanics And Sediments (Competent & Incompetent) Contribute To Structural Complexity In The Area
Tectonic settingBasin And Range
Economic & production
Development statusPast Producer
First production1908
Last production1922
Discovery year1907
Identification
Deposit ID10055383
MRDS IDRL10058
Alternate namesSterling Mine
RegionNA
Data scoreB
Coordinates34.46668, -118.36757
References
SMITH, G.I., 1985, BORATES DEPOSITS IN THE UNITED STATES - DISSIMILAR IN FORM, SIMILAR IN GEOLOGIC SETTING. IN BARKER, J.M. & LEFOND, S.J. (EDS) BORATES: ECONOMIC GEOLOGY AND PRODUCTION. AMERICAN INSTITUTE OF MINING, METALLURGICAL AND PETROLEUM ENGINEERS, INC. NEW YORK, P. 37-51.GAYE, T.E. AND HOFFMAN, S.R., 1954, MINES AND MINERAL DEPOSITS OF LOS ANGELES COUNTY, CALIFORNIA. CALIFORNIA JOURNAL OF MINES AND GEOLOGY, 50 (3-4), 467-710., O00027GAYE NAD HOFFMAN, 1954