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Minnesota Mine (Rattler Mine; Shearer and Rattler Mine), Newtown, Old Diggings District, Klamath Mts, Shasta Co., California, USA

Latitude: 40°39'30"N
Longitude: 122°23'35"W

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A former lode Au-Cu mine located in secs. 1 & 2, T32N, R6W, MDM (coordinates estimated), 0.3 km (1,000 feet) ENE of Newtown. The property consisted of 2 claims. MRDS database stated accuracy for this location is 1,000 meters.

Mineralization is hosted in quartz diorite. The ore body strikes N75W and dips 70N at a thickness of 1.37 meters. The deposit consists of 5 veins associated with sheared alaskite porphyry in quartz diorite. 4 veins are parallel. The footwall is diorite and the hanging wall is granite porphyry. Local rocks include Paleozoic metavolcanic rocks, unit 1 (Eastern Klamath Mountains) and/or Mesozoic granitic rocks, unit 4 (Klamath Mountains and Northern Sierra Nevada).

Workings include underground openings including 3 adits totaling 1,900 feet, 1,000 feet of drifts, raises and 150 feet of stopes.

Mineral List

Chalcopyrite
Gold

Hessite
Pyrite

Quartz

5 entries listed. 5 valid minerals.

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References

Irelan, William, Jr. (1890a), Ninth annual report of the State Mineralogist: California Mining Bureau. Report 9, 352 pp.: 47.

Crawford, James John (1894), Twelfth report of the State Mineralogist: California Mining Bureau. Report 12: 255.

Brown, G.C. (1916b), Shasta, Siskiyou, Trinity Counties: California Mining Bureau. Report 14: 794.

Averill, Charles V. (1933), Gold deposits of the Redding-Weaverville quadrangles: California Division Mines Report 29: 37.

Averill, Charles V. (1939), Mineral resources of Shasta County: California Division of Mines (Report 35): 35(2): 144-145.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 218.

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.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 109.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10034461.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060890314.

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the 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 hundreds 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.
Current server date and time: 23rd Jun 2012 17:32:31