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): |
Horizon Basin |
Political location(s): |
United States; Province or state: Montana |
Deposit clan (type): |
sediment-hosted copper |
Deposit (sub) types: |
continental redbed; in quartzite |
Commodities: |
Cu; Ag |
Geological ages: |
Middle Proterozoic (host rocks) |
Tectonic setting: |
continental rift-graben; divergent (host rocks) |
Host rocks: |
(1) sedimentary; quartzite-siltstoneIndividual lithologies: | quartzite quartzite (silty) siltite | Host rock stratigraphy: | Revett Formation, Belt Supergroup |
|
Qualified comments: |
(Applies to: miscellaneous comments) in quartzite; host rocks metamorphosed to lower greenschist facies |
References: |
Henricksen, T. A.; Smith, R. G.; Franklin, R. J., 1986 |
Revett-Type Stratiform Silver-Copper Deposits at the U.S. Borax Noxon Project, Northwest Montana |
in Program With Abstracts, Edited by Mineralogical Association of Canada; Canadian Geophysical Union; Geological Association of Canada, GAC, MAC, CGU-AGC, AMC, UCG Joint Annual Meeting, Ottawa, 1986, Mineralogical Association of Canada, Canadian Geophysical Union, Geological Association of Canada, 11, 158 p, p. 80 - 81 |
Ryan, P. C.; Buckley, S., 1993 |
Sedimentation, Stratabound Cu-Ag Mineralization and Syndepositional Tectonics in the Revett Formation, Flathead Indian Reservation, Western Montana |
in Belt Symposium III, Edited by Berg, R. B., Special Publication, Montana Bureau of Mines and Geology, 112, 295 p, p. 278 - 289 |
|
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. |
3,810,176 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: drill indicated resourceGrade-commodity information: | Cu: 0.6 percent | Reference: Hendricksen, T., 1987: Personal Communication Percent weights allocated to deposit: 100.0% |
Associated group(s): |
U.S. Borax Noxon Project (3) |