CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
101 United States (Alaska) 67.05 N -- 157.00 W Ruby Creek; Bornite Cu; Co
 
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): Ruby Creek; Bornite
Political location(s): United States; Province or state: Alaska
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: undifferentiated; repl matrix in dolomite breccia/fracture fillings
Commodities: Cu; Co
Geological ages: Middle Devonian (host rocks)
Tectonic setting: epicontinental basin; unstated (host rocks)
Host rocks: (1) sedimentary; carbonate; Depositional setting: carbonate/evaporite platform; Metamorphic grade: lower greenschist
Individual lithologies:dolomite
Qualified comments: (Applies to: miscellaneous comments) repl matrix in dolomite breccia/fracture fillings; deposit contained in northern limb of symmetrical plunging anticline
References:
Hitzman, M. W., 1986
Geology of the Ruby Creek Copper Deposit, Southwestern Brooks Range, Alaska
Economic Geology, Volume 81, p. 1644 - 1674

Runnells, D. D., 1964
Cymrite in a Copper Deposit, Brooks Range, Alaska
American Mineralogist, Volume 49, p. 165

Runnells, D. D., 1968
The Copper Deposits of Ruby Creek, Cosmos Hills, Alaska
Ph.D. Thesis, Harvard University, 275 p.

Runnells, D. D., 1969
The Mineralogy and Sulfur Isotopes of the Ruby Creek Copper Prospect, Bornite, Alaska
Economic Geology, Volume 64, p. 75 - 90

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: 1985; 90,718,472 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: estimated minimum reserve
Grade-commodity information:Cu: 1.2 percent
Reference: Hitzman, M. W., 1986: Copper Deposits in Stratiform Zn-Pb Districts - A Possible Example: The Ruby Creek Deposit, Southwestern Brooks Range, Alaska; in The Genesis of Stratiform Sediment-Hosted Lead and Zinc Depsoits: Conference Proceedings, Edited by Turner, R. J. W.; Einaudi, M. T., Abstracts Volume, Stanford University School of Earth Sciences, 227 p, p. 65 - 72
Percent weights allocated to deposit: 100.0%


36,287,388 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: estimated resource
Grade-commodity information:Cu: 2 percent
Reference: Eakins, G. R.; Bundtzen, T. K.; Lueck, L. L.; Green, C. B.; Gallagher, J. L.; Robinson, M. S., 1984: Alaska's Mineral Industry 1984; Special Report, State of Alaska, Publication code 38, 57 p.
Percent weights allocated to deposit: 100.0%

Generated 2015-01-27 17:18:07 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada