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Ontario Geological Survey
Permanent Link to this Record:
MDI42D15SW00007
| Record Name(s) | Little Santoy Lake Occurrence - 1980, E35 Claim - 1991 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Discretionary Occurrence |
| Date Created | 1991-Mar-29 |
| Date Last Modified | 2022-Jul-15 |
| Created By | |
| Revised By |
Primary Commodities: Copper, Silver
Secondary Commodities: Magnetite, Sulphur/Pyrite
Township or Area: Syine
Latitude: 48° 49' 7.94" Longitude: -86° 54' 43.6"
UTM Zone: 16 Easting: 506451.74 Northing: 5407324.82 UTM Datum: NAD83
Resident Geologist District: Thunder Bay South
NTS Grid: 42D15SW
Point Location Description: IF outcrop
Location Method: Field Visit
Access Description: The occurrence is located approximately 0.8 km northwest of Little Santoy Lake in Syine Township (formerly Township 82). Approximately 15 km east of Terrace Bay (claim map G-634). Access may be gained from Highway 17. A gravel road extends north from Highway 17 approximately 5 km west of the Steel River. This is the Santoy Lake road which passes close to the showing.
1980-1982: The occurrence was staked twice but no work was recorded. 1983: Airborne geophysical survey (MAG, EM, VLF); R.A. Schiralli. Property examination and lithogeochemical sampling; OGS Resident Geologist staff. 1985: Ground geophysical (MAG, EM), geochemical and geological surveys; R.A. Schiralli. 1991-1994: Prospecting and sampling; R. Renner, B. Fowler and M. Shuman. 2004: Phoenix Matachewan Mines Inc. carried out prospecting and sampling. 2009: R. Renner conducted prospecting, mapping, and sampling.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 2.55716 | 20000014450 | 20000014450 |
| 2.29209 | 42D15SW2025 | 42D15SW2025 |
| 2.30511 | 20000000629 | 20000000629 |
| 2.41543 | 20000004184 | 20000004184 |
| 2.43621 | 20000005418 | 20000005418 |
Province: Superior
Subprovince: Wawa
Terrane: Wawa-Abitibi
Geological Age: Archean
Dec 07, 2005 (D McKay) - Schnieders et al. (1996) state: The rocks in the immediate vicinity consist of intermediate to felsic metavolcanic rocks and iron formation. Outcrop is scarce but a number of rusty-weathering siliceous iron formation exposures were observed and sampled. The mineralized zone is of undetermined thickness and strikes about N70 degrees E.
| Rock Type | Rank | Composition | Texture | Relationship | Silicate Ironstone | 1 | Siliceous Magnetite-Rich If | Host |
|---|---|---|---|---|
| Intermediate lava flow-unsubdivided | 2 | Near | ||
| Felsic lava flow-unsubdivided | 3 | Near |
Dec 07, 2005 (D McKay) - The rocks in the immediate vicinity consist of intermediate to felsic metavolcanic rocks and iron formation.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Magnetite | Economic | Ore | ||||
| 2 | Pyrite | Economic | Ore | ||||
| 3 | Chalcopyrite | Economic | Ore |
Dec 07, 2005 (D McKay) - Mineralization consists of pyrite, and chalcopyrite in magnetite rich iron formation. Grab samples collected from the occurrence in 1983 by OGS Resident Geologist staff returned assay values which varied from <0.01 to <0.01 opt Au, <0.10 to 1.42 opt Ag, 39 to 217 ppm Cu and 76 to 440 ppm Ni.
Map - Nipigon-Schreiber, geological compilation series, Thunder Bay District
Publication Number: M2232 Scale: 1:253,440 Date: 1973
Author: Carter M.W., McIlwaine W.H., Wisbey P.A.
Publisher Name: Ontario Division of Mines
Location:
MonoMap - Geology of the Jackfish-Middleton area, District of Thunder Bay
Publication Number: R050 Date: 1997
Author: Walker J.W.R.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Jackfish-Middleton area, Thunder Bay District
Publication Number: M2107 Date: 1967
Author: Walker J.W.R.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Mineral Occurrences in the Nipigon-Marathon Area, Volumes 1 and 2.
Publication Number: OFR5951 Page: 718-19 Date: 1996
Author: Schnieders B.R., Smyk M.C., Speed A.A., McKay D.B.
Publisher Name: Ontario Geological Survey
Location:
File - Schreiber-Hemlo Resident Geologist Mineral Deposit Files
Publication Number: Min Dep Date: 1996
Author:
Publisher Name:
Location: Thunder Bay RGP
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For detailed information regarding this mineral record please contact the Thunder Bay South Resident Geologist District Office