Database name: |
World Sediment-Hosted Cu Deposits |
Compilers: |
R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born |
Release date: |
2015-01-27 |
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Deposit name(s): |
Amer Group |
Political location(s): |
Canada; Province or state: Nunavut; Nearest community: Baker Lake |
NTS map data: |
066H05 |
Deposit clan (type): |
sediment-hosted copper |
Deposit (sub) types: |
continental redbed; disseminated, complex intergrowth of pitchblende, coffinite and ti-u phase; martinized magnetite is ubiquitous; sulphides include chalcopyrite, trace bornite and chalcocite hosted in sedimentary rocks |
Geologic province: |
Churchill Structural Province |
Commodities: |
U; Cu; Pb; Zn |
Geological ages: |
Paleoproterozoic (host rocks) |
Qualified comments: |
(Applies to: miscellaneous comments) dissem. complex intergrowth pitchblende, coffinite & Ti-U phase;martinized magnetite ubiquitous;sulphides incl. chalcopyrite, tr bornite & chalcocite hosted in sedimentary rx;U & Cu-bearing sandstone-siltstone cherry red to brown; minlzn follows bedding |
References: |
Miller, A. R., 1996 |
Stratabound and Stratiform Sediment-Hosted Uranium-Copper Prospects in the Paleoproterozoic Amer Group, Churchill Structural Province, Northwest Territories |
in Current Research 1996, Edited by Geological Survey of Canada, Paper, Geological Survey of Canada, 1996-C, 205 p, p. 49 - 62 |
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