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Ehorn group (Ore Basin property; Valley View property), Franklin Point, Coastal Range, Tehama Co., California, USA

Latitude: 40°1'0"N
Longitude: 122°39'37"W

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A Cr occurrence located in sec. 20 (assumed spot at center of the SW¼ sec. 20), T25N, R7W, MDM, 3.7 km (2.3 miles) SSE of Franklin Point (coordinates of record, along an unnamed tributary of North Fork Elder Creek. MRDS database stated accuracy for this location is 1,000 meters.

Mineralization is a Cr deposit hosted in rocks of the Franciscan Formation (serpentinite). The group is located near the N end of the Elder Creek mass, a long fault bounded N-S-trending ultramafic body that is exposed for over an area approximately 120 km by 4 km. Local rocks include ultramafic rocks, chiefly Mesozoic, unit 3 (Coast Ranges and Western Klamath Mountains).

Mineral List

Chromite

1 entry listed. 1 valid mineral.

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References

Wells, F.G. and Hawkes, H.E. (1965) Chromite deposits of Shasta, Tehama, Trinity and Humboldt counties, California. California Division Mines and Geology Bulletin 134, part 1, chapter 3: 159, 162.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10043693.

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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: 13th Nov 2012 18:13:33