Ontario Geological Survey
Permanent Link to this Record:
MDI41I13SE00046
| Record Name(s) | Craig Township Iron - 1952 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1979-Oct-25 |
| Date Last Modified | 2022-Jul-19 |
| Created By | |
| Revised By |
Primary Commodities: Iron
Township or Area: Craig
Latitude: 46° 47' 9.14" Longitude: -81° 44' 23.33"
UTM Zone: 17 Easting: 443530.999 Northing: 5181635.005 UTM Datum: NAD83
Resident Geologist District: Sudbury
NTS Grid: 41I13SE
Point Location Description: approximate
Location Method: Data Compilation
1959: Min-Ore Mines Limited - DD 1993: D. Bain - ground geophysics, mapping, prospecting
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| Craig-0023 | 41I13SE0092 | 41I13SE0092 |
| OP93-378 | 41I13SW2001 | 41I13SW2001 |
Province: Superior
Geological Age: Archean
| Rock Type | Rank | Composition | Texture | Relationship | Oxide Ironstone | 1 | Oxide-Facies | Host |
|---|---|---|---|---|
| Intermediate Tuff | 2 | Tuff | Adjacent | |
| Mafic Tuff | 3 | Tuff | Adjacent |
May 27, 2010 (A Wilson) - The rock is a typical oxide-facies iron formation consisting of alternating magnetite-rich and silica-rich layers a few mm thick. It is interbedded with mafic and intermediate pyroclastic rocks and sulphide-bearing metasediments. The lens is approximately 400 m long and 9 m thick.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Magnetite | Economic | Ore |
May 27, 2010 (A Wilson) - A grab sample collected by the OGS in 1973 returned 36.2 Fe. Concentration tests by Min-Ore in 1959 reportedly produced a product grading 68.9% Fe, 4% SiO2 from a sample grading 35% Fe.
| Rank | Classification |
|---|---|
| 1 | Sedimentary |
| Rank | Characteristic |
|---|---|
| 1 | Stratiform |
Mono - Iron deposits of Ontario
Publication Number: MDC011 Page: 330 Date: 1968
Author: Shklanka R.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Geological series, Benny area, Stralak-Bannerman Lake sheet, District of Sudbury
Publication Number: P1107 Scale: 1:15,840 Date: 1976
Author: Card K.D., Innes D.G.
Publisher Name: Ontario Division of Mines
Location:
Folio - Craig Township, District of Sudbury
Publication Number: GDIF242 Date: 1997
Author: Sudbury RGO
Publisher Name: Ontario Geological Survey
Location:
MonoMap - Geology of the Benny area, District of Sudbury
Publication Number: R206 Page: 107 Date: 1981
Author: Card K.D., Innes D.G.
Publisher Name: Ontario Geological Survey
Location:
Map - Bluewater Lake, Sudbury District
Publication Number: M2434 Scale: 1:31,680 Date: 1981
Author: Card K.D., Innes D.G.
Publisher Name: Ontario Geological Survey
Location:
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