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Ontario Geological Survey
Permanent Link to this Record:
MDI41I16NE00036
| Record Name(s) | Eagle Rock Iron Mines Ltd. - 1973, Cummings Lake Prospect - 1973, Tinto Iron Mines Ltd - 1960 |
|---|---|
| Related Record Type | Compound |
| Related Record(s) | |
| Record Status | Developed Prospect With Reported Reserves or Resources |
| Date Created | 1980-Apr-28 |
| Date Last Modified | 2024-Sep-09 |
| Created By | |
| Revised By |
Primary Commodities: Iron
Township or Area: Scholes
Latitude: 46° 57' 32.23" Longitude: -80° 12' 42.5"
UTM Zone: 17 Easting: 559968.7 Northing: 5200904.36 UTM Datum: NAD83
Resident Geologist District: Sudbury
NTS Grid: 41I16NE
Point Location Description: Precise
Location Method: Data Compilation
Archean banded iron formation mineralization: subsurface vertically dipping: 1/2` magnetite / silica and chlorite bands overlain by 800'-1100' Nippissing diabase, Development:1177' deep shaft excavated, Reserves: 188,353,000 tons grading 26.70% soluable iron. 1952: Dominion Gulf Company - ground magnetometer survey. 1956-57:Lundberg Explorations Ltd. - AEM survey, EM survey;DD-22-8698.1 m. 1959: Rio Tinto Mining Company of Canada Limited - shaft sunk to a depth of 358.9 m (1177' deep shaft excavated).and did considerable lateral underground work and underground exploratory drilling.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| Scholes-0017-A1 | 41I16NE0089 | 41I16NE0089 |
| Scholes-0023-A1 | 41I16NE0090 | 41I16NE0090 |
Province: Superior
Geological Age: Archean
| Rock Type | Rank | Composition | Texture | Relationship | Ironstone-unsubdivided | 1 | Banded | Host |
|---|---|---|---|---|
| Gabbroid-Unsubdivided | 2 | Adjacent |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Magnetite | Economic | Ore | ||||
| 2 | Pyrite | Economic | Ore |
| Zone | Year | Category | Tonnes | Reference | Comments | Commodities |
|---|---|---|---|---|---|---|
| Eagle Rock Iron Mines Limited | 1960 | Unclassified | 328000000 | 328 million tons grading 27.2% soluble iron | Iron 27.2 % |
Mono - Iron deposits of Ontario
Publication Number: MDC011 Page: 275-276 Date: 1968
Author: Shklanka R.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Geology of Afton, Scholes, Macbeth, and Clement townships, districts of Sudbury and Nipissing
Publication Number: R170 Page: 56 Date: 1977
Author: Meyn H.D.
Publisher Name: Ontario Geological Survey
Location:
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For detailed information regarding this mineral record please contact the Sudbury Resident Geologist District Office