Ontario Geological Survey
Permanent Link to this Record:
MDI41N15SE00007
Record Name(s) | Anjigami Lake Iron Formation - 1900, Palmgren Claims - 1944 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Occurrence |
Date Created | 1991-Jan-08 |
Date Last Modified | 2022-Sep-27 |
Created By | |
Revised By |
Primary Commodities: Iron, Sulphur/Pyrite
Township or Area: Nebonaionquet
Latitude: 47° 52' .06" Longitude: -84° 32' 7.23"
UTM Zone: 16 Easting: 684319.9 Northing: 5304423.42 UTM Datum: NAD83
Resident Geologist District: Sault Ste. Marie
NTS Grid: 41N15SE
Point Location Description: Milepost 147 on ACR railway
Location Method: Based on Assessment
Access Description: The occurrence is accessible by driving south from highway 101 along the Great Lakes Power access road for a distance of approximately 13 km. The iron formation is exposed in a rail cut.
Circa 1900: discovery made along rail line. 1904: T. W. Trotter - mapping. 1908: Anjigami Iron Mining Company - mapping, stripping, trenching. 1944: Palmgren and Benson - restaking. 1954: Interprovincial Geophysics - ground geophysical survey. 1963: Algoma Central Railway - airborne geophysical survey, ground geophysical surveys.
Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
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Nebonaionquet 0010-A1 | 41N16NW0040 | 41N16NW0040 |
Nebonaionquet 0011 | 41N16NW0002 | 41N16NW0002 |
Province: Superior
Subprovince: Wawa
Terrane: Wawa-Abitibi
Belt: Michipicoten
Geological Age: Neoarchean
Metamorphism Type: Regional
Metamorphism Grade: Greenschist
Rock Type | Rank | Composition | Texture | Relationship | Schist-Unsubdivided | 1 | Chlorite | Near |
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Intermediate Tuff | 2 | Tuff | Near | |
Oxide Ironstone | 3 | Oxide Facies | Host |
Dec 07, 2005 (A Wilson) - Banded iron formation is interbedded with mafic to intermediate tuffs and chlorite schists. The layers of iron formation vary from granular silica to banded cherts to banded magnetite-chert. A pyrite-rich band has also been reported.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Magnetite | Economic | Ore | ||||
1 | Pyrrhotite | Economic | Gangue |
Dec 07, 2005 (A Wilson) - Samples collected in 1944 returned assays of 38.5% Fe and 31.4% Si.
Rank | Classification |
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1 | Sedimentary |
Shape | Length | Thickness | Depth | Strike | Dip | Plunge | Trend | Age | Reference |
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Regular | 2682 | 27 |
Map - Geological series, Precambrian geology, Nebonaionquet Township, Algoma District
Publication Number: P2684 Scale: 1:15,840 Date: 1983
Author: Massey N.W.D., Jennings E.A.
Publisher Name: Ontario Geological Survey
Location:
Map - Geological compilation series, Wawa sheet, districts of Algoma and Sudbury
Publication Number: P0640 Scale: 1:126,720 Date: 1997
Author: Leahy E.J., Rupert R.J., Giblin P.E., Giguere J.F.
Publisher Name: Ontario Dept. of Mines and Northern Affairs
Location:
Folio - Nebonaionquet Township, District of Algoma
Publication Number: GDIF122 Date: 1997
Author: Sault Ste Marie RGO
Publisher Name: Ontario Geological Survey
Location:
Mono - Pyrite deposits of Ontario
Publication Number: MDC005 Page: 19-20 Date: 1967
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Iron deposits of Ontario
Publication Number: MDC011 Page: 63 Date: 1968
Author: Shklanka R.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Geology of the Mishewawa Lake area, District of Algoma
Publication Number: OFR5532 Page: 106-108 Date: 1985
Author: Massey N.W.D.
Publisher Name: Ontario Geological Survey
Location:
Mono - Wawa mineral deposits data base
Publication Number: OFR5775 Page: 297 Date: 1991
Author: Frey E.D., Stewart R.C.
Publisher Name: Ontario Geological Survey
Location:
Mono - Report Of The Ontario Iron Ore Committee With Appendix 1923
Publication Number: NSP013 Page: 195 Date: 1998
Author:
Publisher Name:
Location:
Part - Iron ranges of eastern Michipicoten
Publication Number: ARV15-01.008 Page: 179-180 Date: 1998
Author: Coleman A.P., Moore E.S.
Publisher Name: Ontario Bureau of Mines
Location:
Book - Sudbury Timmins Algoma Mineral Program, Project 1: mineral inventory of the Sudbury-Timmins-Sault Ste. Marie region, Ontario
Publication Number: GSC OF 1087 Page: 203 Date: 1985
Author: Rose, D. G.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/129999
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