Database name: |
Canadian Iron Formation |
Custodial agency: |
Geological Survey of Canada |
Compilers: |
G. A. Gross and E. M. Hillary |
Release date: |
2014-10-01 |
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Deposit name(s): |
Sample # 17 (GSC OF 3391) (occurrence) |
Political location(s): |
Canada; Province or state: Nunavut; Subprovince or locality: Central Baffin Island |
NTS map data: |
037C16 |
Deposit clan (type): |
iron formation |
Deposit (sub) types: |
Algoma type; Cu, Au and Ag mineralization with sulphide facies iron-formation in mafic volcanics of Archean age. |
Deposit status: |
showing |
Geologic province: |
Canadian Shield |
Geologic subprovince: |
Rae craton |
Geologic district: |
Foxe fold belt |
Commodities: |
Cu; Au; Ag |
Geological ages: |
Archean (host rocks) |
Host rocks: |
(1) volcanic; mafic volcanic rocks; Component: mineralization zoneIndividual lithologies: | basalt | Host rock stratigraphy: | Mary River Group |
(2) sedimentary; iron formation (algoma-type); Component: mineralization zoneIndividual lithologies: | iron formation - sulphide | Host rock stratigraphy: | Mary River Group |
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Mineralogy: |
(mineralization / mineralization zone): chalcopyrite, pyrite, malachite, magnetite |
Qualified comments: |
(Applies to: mineralization) Cu and anomalous Au, and Ag associated with mafic volcanic rocks. |
Links to other databases: |
NUMIN; Key value: 037CNE0013 |
Samples data: |
(1) Sample type: rock - grab (select); Source ID: sample location -17; Collector: Bethune and ScammelCommodities and grades in order of importance: | Cu: 3,440 ppm Au: 165 ppb Ag: 5.3 ppm | Reference number: Bethune, K. M.; Scammel, R. J., 1997: Precambrian Geology, Koch Island area, District of Franklin, Northwest Territories, (parts of NTS 37C); Geological Survey of Canada, Open File 3391, Scale 1:50000 |
References: |
de Kemp, E. A.; Scott, D. J., 1998 |
Digital geoscience compilation of North Baffin Island and North Melville Peninsula, Northwest Territories |
Geological Survey of Canada, Open File, CD-ROM |
Morgan, W. C., 1982 |
Geology, Koch Island, Northwest Territories |
Geological Survey of Canada, Open File 3634, Scale 1:500000 |
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