Ontario Geological Survey
Permanent Link to this Record:
MDI52H09NE00019
Record Name(s) | Lake Nipigon Central - 1984 |
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Related Record Type | Partial |
Related Record(s) | |
Record Status | Developed Prospect With Reported Reserves or Resources |
Date Created | 1984-Jul-23 |
Date Last Modified | 2022-Mar-02 |
Created By | |
Revised By |
Primary Commodities: Iron
Township or Area: Eva
Latitude: 49° 37' 36.45" Longitude: -88° 2' 26.47"
UTM Zone: 16 Easting: 424842 Northing: 5497657 UTM Datum: NAD83
Resident Geologist District: Thunder Bay North
NTS Grid: 52H09NE
Point Location Description: Precise
Location Method: Conversion from MDI
1901: U.S. Steel Corp. Ltd. drilled 1 DDH. 1902: Algoma Commercial Company drilled 2 DDH. 1919-20: S.F. Walsh drilled 18 DDH totalling 7274 ft. 1922: Bethlehem Steel Company drilled 5 DDH.
Province: Superior
Subprovince: Quetico
Geological Age: Archean
Rock Type | Rank | Composition | Texture | Relationship | Ironstone-unsubdivided | 1 |
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Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Hematite | Economic | Ore | ||||
2 | Jasper | Economic | Ore | ||||
3 | Magnetite | Economic | Ore |
Apr 13, 2016 (Therese Pettigrew) - Four main and several smaller lenses over a distance of three miles, composed of quartz (jasper)-hematite iron formation with minor magnetite (MDC011).
Rank | Classification |
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1 | Sedimentary |
Rank | Characteristic |
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1 | Stratiform |
Zone | Year | Category | Tonnes | Reference | Comments | Commodities |
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Lake Nipigon Central Claim A.L. 416 | 1968 | Unclassified | 4535900 | MDC011 p. 378 | 5 million tons averaging 30% Fe were indicated in two separate bodies | Iron 30 Percent |
Lake Nipigon Central Claim A.L. 414 | 1968 | Unclassified | 3175130 | MDC011 p. 378 | A deposit 1,200 feet long and and 50 feet wide contains an estimated 3.5 million tons to a depth of 600 feet that averages 33.5% Fe, 0.118% P, 0.01% S, 43.5% SiO2. | Iron 33.5 Percent, Phosphate 0.118 Percent, Silica 43.5 Percent |
Part - The western part of the Sturgeon River area (Sturgeon R.-Beardmore section)
Publication Number: ARV45-02.002 Page: 76 Date: 1998
Author: Laird H.C.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Iron deposits of Ontario
Publication Number: MDC011 Page: 377-378 Date: 1968
Author: Shklanka R.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Sturgeon River gold area, District of Thunder Bay, Ontario
Publication Number: ARM45A Scale: 1:63,360 Date: 1998
Author: Bruce E.L., Laird H.C.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Tashota-Geraldton sheet, geological compilation series, Thunder Bay and Cochrane districts
Publication Number: M2102 Date: 1997
Author: Pye E.G., Harris F.R., Fenwick K.G., Baillie J.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Eva Township, District of Thunder Bay
Publication Number: P0601 Scale: 1:15,840 Date: 1997
Author: Mackasey W.O.
Publisher Name: Ontario Dept. of Mines
Location:
Folio - Maryjane Lake area, District of Thunder Bay
Publication Number: GDIF187 Date: 1997
Author: Thunder Bay RGO
Publisher Name: Ontario Geological Survey
Location:
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