CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
45 United States (New Mexico) 36.00.30 N -- 106.53 W Nacimiento; Eureka; Nacimiento Cu
 
Database name: World Sediment-Hosted Cu Deposits
Compilers: R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born
Release date: 2015-01-27
   
Deposit name(s): Nacimiento; Eureka; Nacimiento
Political location(s): United States; Province or state: New Mexico
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: continental redbed; ore repl woody debris in lower conglomeratic ss
Commodities: Cu
Geological ages: Triassic (host rocks)
Tectonic setting: continental rift-graben; divergent (host rocks)
Host rocks: (1) sedimentary; quartzite-conglomerate
Individual lithologies:quartz sandstone
conglomerate (basal)
Host rock stratigraphy:Agua Zarca Member, Chinle Formation
Qualified comments: (Applies to: miscellaneous comments) ore repl woody debris in lower conglomeratic ss; 2 mines-Eureka/ Nacimiento/ from 1886-1957 produced 3780 tons of Cu; ripped up clay fragments (up to 1 ft long) occur throughout sandstone
References:
Gustafson, L. B.; Williams, N., 1981
Sediment-Hosted Stratiform Deposits of Copper, Lead, and Zinc
in Economic Geology, 75th Anniversary Volume (1905-1980), Edited by Skinner, B. J., Economic Geology and the Society of Economic Geologists, 964 p, p. 139 - 178

Kinkle, A. R., 1962
Copper in the United States
Department of the Interior, United States Geological Survey, MR-13

Lapoint, D. J., 1979
Geology Geochemistry and Petrology of Sandstone Copper Deposits in New Mexico
Ph.D. Thesis, University of Colorado, 333 p.

Phillips, J. S., 1960
Sandstone-Type Copper Deposits of the Western United States
Ph.D. Thesis, Harvard University, Cambridge, Massachusetts, 320 p.

Woodward, L. A., 1974
Strata-Bound Copper Deposits in Triassic Sandstone of Sierra Nacimiento, New Mexico
Economic Geology, Volume 69, p. 108 - 120

Production data: Report period: from 1971 until 1974; 2,300,000 metric ton ore; Provisional entry?: yes; Yearly or summary?: S
Grade-commodity information:Cu: 0.66 percent
Reference: Ahlness, J. K.; Pojar, M. G., 1983: In Situ Copper Leaching in the United States: Case Histories of Operations; Information Circular, United States Bureau of Mines, Publication code 8961, 37 p.
Percent weights allocated to deposit: 100.0%



3,000,000 metric ton ore; Provisional entry?: yes
Grade-commodity information:Cu: 100 percent
Reference: Hagni, R. D., 1988: Mineralogy, Origin, and Potential for Discovery of Creta, Oklahoma Copper Shale-Type Deposits in Oklahoma, Texas, and Kansas; in North American Conference on Tectonic Control of Ore Deposits and the Vertical and Horizontal Extent of Ore Systems, Edited by Kisvarsanyi, G.; Grant, S. K., Proceedings Volume, University of MIssouri-Rolla, Department of Geology and Geophysics, 567 p, p. 455 - 467
Percent weights allocated to deposit: 100.0%
Resource data:
Disclaimer - Reserves/Resource Data

Her Majesty the Queen in Right of Canada, represented by the Minister of Natural Resources (NRCan) does not warrant or guarantee the accuracy, completeness or fitness for any purpose of Reserve and Resource information (Data) contained in this database, including whether the Data is compliant with any securities regulations or standards, and NRCan does not assume any liability with respect to any damage or loss incurred as a result of the use made of the Data.

Resource and reserve figures are historical in nature. The Data source provided with each set of figures should be cited if the Data are re-reported.

Estimate date: 1971; 8,700,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: estimated reserve
Grade-commodity information:Cu: 0.66 percent
Reference: Ahlness, J. K.; Pojar, M. G., 1983: In Situ Copper Leaching in the United States: Case Histories of Operations; Information Circular, United States Bureau of Mines, Publication code 8961, 37 p.
Percent weights allocated to deposit: 100.0%

Generated 2015-01-27 17:18:30 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada