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Little Maud Mine, Iron Mountain, Iron Mountain [town], West Shasta Copper - Zinc District, Klamath Mts, Shasta Co., California, USA

Latitude: 40°40'27"N
Longitude: 122°30'41"W
A former lode Au-Cu mine located in sec. 35, T33N, R6W, MDM (coordinates estimated; section projected) 1.0 km (3,200 feet) E of Iron Mountain (summit) (coordinates of record), along Boulder Creek. MRDS database accuracy for this location is not stated.

Mineralization is a vein deposit hosted in granite porphyry and diorite. The ore body is tabular, strikes NE and dips 45NW at a thickness of 0.61 meters. The ore shoot is 55 feet and pitches between the contact of country rocks. Local rocks include Mesozoic granitic rocks, unit 4 (Klamath Mountains and Northern Sierra Nevada).

Workings include underground openings comprised of 3 crosscut adits at 107, 109, and 295 feet, respectively, plus 195 feet of drifts.

Analytical data results: 3% of the quartz vein is high-grade Cu sulphide.

Mineral List

Gold
Quartz


2 entries listed. 2 valid minerals.

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References

Crawford, James John (1896), Thirteenth report of the State Mineralogist: California Mining Bureau. (Report 13): 13: 361.

Lydon, Philip Andrew and O’Brien, J.C. (1974) Mines and mineral resources of Shasta County, California. California Division of Mines and Geology County Report 6, 154 pp.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10034450.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060890

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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