Eagle Mountains iron-ore district

historic iron mines of asbestos in Riverside county, CA

Geologic information

Name of siteEagle Mountains iron-ore district
Developmenthistoric iron mines
Geographic location:-115.536, 33.875
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Fibrous mineralThe tremolite and anthophyllite are generally present in fibrous radial masses, single fibrous sheaves an inch or two in length occurring frequently"" (Harder, 1912, p. 76)
Associated mineralshematite
and numerous other minerals--see Harder (1912
p. 73-77)
Host rock typesiron-ore deposits replacing dolomite
Geologic map unit-115.536, 33.875
Nearby scientific dataFind additional scientific data near this location

Reference information

Harder, E.C., 1912, Iron-ore deposits of the Eagle Mountains, California: U.S. Geological Survey Bulletin 503, 81 p., 13 plates.
Hadley, J.B., 1945, Iron-ore deposits in the eastern part of the Eagle Mountains, Riverside County, California: California Division of Mines Bulletin 129, Part A, p. 1-24.
Dubois, R.L., and Brummett, R.W., 1968, Geology of the Eagle Mountain mine area, in Ridge, J.D., ed., Ore deposits of the United States, 1933-1967, The Graton-Sales volume, v. II: New York, The American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc., p. 1592-1606.