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Lassen Co., California, USA

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Location is approximate, based on center of defined region.
Latitude & Longitude (WGS84): 40° North , 120° West (est.)
Neighbouring regions:

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Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.

Mineral List

Mineral list contains entries from the region specified including sub-localities

42 valid minerals.

Rock Types Recorded

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Rock list contains entries from the region specified including sub-localities

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Localities in this Region


This page contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.


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Irelan, William, Jr. (1890a), Ninth annual report of the State Mineralogist: California Mining Bureau. Report 9, 352 pp.: 47.
Preston, E.B. (1890), Los Angeles, Lassen Counties: California Mining Bureau. (Report 9): 9: 189-213.
Preston, E.B. (1893), Amador, Butte, Calaveras, El Dorado, Lassen, Monterey, Plumas, San Benito, Sierra, Tuolumne Counties, also Salton Lake: California Mining Bureau. Report 11: 139-178, 200-209, 241-242, 259-262, 323-333, 370-373, 387-393, 400-419, 493-513.
Diller, J.S. (1895), Description of the Lassen Peak quadrangle, California: USGS Geol. Atlas, Lassen Peak folio (No. 15); […(abstract): Journal of Geology: 3: 974-976].
Tucker, W. Burling (1919), El Dorado, Lassen, Modoc, Tehama, and Tulare Counties: California Journal of Mines and Geology, California Mining Bureau. (Report 15): 226-253, 258-266, 271-308, 900-954.
Laizure, Clyde McK (1921), Lassen County, Redding field division: California Mining Bureau. Report 17: 491-544.
Averill, Charles V. (1929), Redding field division, Lassen and Modoc, Napa, Lake, Glenn, Mendocino Counties: California Journal of Mines and Geology, California Division Mines (Report 25): 25(4): 2-19, 213-242, 337-365, 418-426, 456-467.
Anderson, Charles A. (1935), Alteration of the lavas surrounding the hot springs in Lassen Volcanic National Park: American Mineralogist: 20: 240-252.
Averill, Charles V. & Homer D. Irwin (1936), Mineral resources of Lassen County: California Journal of Mines and Geology, California Division Mines (Report 32): 32(4): 405-443.
Van Couvering, J.A. (1962) Geology of the Chilcoot quadrangle, Plumas and Lassen counties, California. Unpublished Master’s thesis, University of California, Los Angeles, 124 pp.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 179, 282, 340.

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