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Ontario Geological Survey
Permanent Link to this Record:
MDI53J11SW00002
| Record Name(s) | Sachigo River Mine - 1938, Foster Lake - 1936 |
|---|---|
| Related Record Type | |
| Related Record(s) | |
| Record Status | Developed Prospect Without Reported Reserves or Resources |
| Date Created | 1979-Dec-11 |
| Date Last Modified | 2022-Feb-18 |
| Created By | |
| Revised By |
Primary Commodities: Gold
Secondary Commodities: Silver
Township or Area: Aljo Lake Area
Latitude: 54° 30' 55.41" Longitude: -91° 24' 28.48"
UTM Zone: 15 Easting: 603063 Northing: 6042033 UTM Datum: NAD83
Resident Geologist District: Red Lake
NTS Grid: 53J11SW
Point Location Description: shaft
Location Method: AMIS Site Visit
Access Description: The Property can be accessed by bush plane from Red Lake, or from Big Trout Lake located approximately 110 kilometres southeast.
1936-42: Sachigo River Exploration Co. Ltd. - trenching, ground geophysics, DD-65-12,218 ft; UG DD 142-12,118 ft, shaft development to 1139 ft with levels at 125, 250, 375m 500,650, 800, 950 and 110 ft.; 4504 ft lateral development. Onsite mill rated at 25 tpd. 1961: Flint Rock Mines Ltd. - mapping, ground geophysics, DD-23-6245. 1980: Long Lac Mineral Exploration Ltd. optioned the property and conducted magnetometer and VLF surveys, and prospecting and sampling. 1983: Lac Minerals - DD. 1988: Canadian Nickel Co. Ltd. drilled 2 DDH totalling 250 m. 1990: Inco - DD. 2009-2011: Gods Lake Resources Ltd. - exploration
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 2.4992 | 53J11SW0014 | 53J11SW0014 |
| 13 | 53J11SW0017 | 53J11SW0017 |
| 15 | 53J11SW0023 | 53J11SW0023 |
| 16 | 53J11SW0020 | 53J11SW0020 |
| 12 | 53J11SW0007 | 53J11SW0007 |
| 14 | 53J11SW0024 | 53J11SW0024 |
| 17 | 53J11SW0019 | 53J11SW0019 |
| 2.13811 | 53J11SW0010 | 53J11SW0010 |
| 2.3614 | 53J11SW0003 | 53J11SW0003 |
| 63.1115 | 53J11SW0005 | 53J11SW0005 |
Province: Superior
Subprovince: Sachigo
Terrane: North Caribou
Domain: Oxford-Stull
Belt: Blackbear River-Ellard Lake
Geological Age: Mesoarchean
| Rock Type | Rank | Composition | Texture | Relationship | Porphyry-unsubdivided | 1 | Dacite | Porphyritic | Adjacent |
|---|---|---|---|---|
| Vein | 2 | Quartz | Contains | |
| Mafic lava flow-unsubdivided | 3 | Adjacent |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Gold | Economic | Ore | ||||
| 3 | Sphalerite | Economic | Ore | ||||
| 4 | Pyrrhotite | Economic | Ore | ||||
| 5 | Chalcopyrite | Economic | Ore | ||||
| 6 | Galena | Economic | Ore | ||||
| 22 | Pyrite | Economic | Ore |
Nov 21, 2014 (A Wilson) - A 2 foot thick section of a drill hole completed on the No 2 vein in 1936 intersected 28 oz/t Au. Diamond drilling by Lac Minerals in 1983 returned a best drill intersection of 0.1 oz/t Au from DDH SA-83-4. The best assay from diamond drilling completed by Inco in 1990 returned 4.05 g/t Au over 2.16 m at 81.78 m.
| Rank | Classification |
|---|---|
| 1 | Vein |
| Rank | Characteristic |
|---|---|
| 1 | Vein |
| Zone | Year | Category | Tonnes | Reference | Comments | Commodities |
|---|---|---|---|---|---|---|
| No. 1 Vein | 1979 | Possible | 5443 | Hawkins (2009) | 6000 tons of 10 g/t Au |
| Year | Tonnes | Commodities | Reference | Comment |
|---|---|---|---|---|
| 1942 | 42145 |
Silver 6127 Ounces Gold 52560 Ounces |
MDC013 | The mine produced 52,560 oz Au and 6127 oz Ag from 42145 tonnes of ore milled for an average grade of 1.13 oz/t Au and 0.13 oz/t Ag. |
Map - Stull Lake-Sachigo River area, District of Kenora (Patricia Portion), Ontario
Publication Number: ARM46C Scale: 1:126,720 Date: 1997
Author: Satterly J., Meen V.B.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Operation Lingman Lake
Publication Number: MP027 Page: 30-33 Date: 1969
Author: Bennett G., Riley R.A.
Publisher Name: Ontario Dept. of Mines
Location:
Part - Geology of the Sachigo River area
Publication Number: ARV46-04.002 Page: 56-58 Date: 1997
Author: Meen V.B.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Geology and mineral possibilities in northern Patricia District, Ontario
Publication Number: MP028 Page: 27-29 Date: 1969
Author: Ayres L.D., Bennett G., Riley R.A.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Gold deposits of Ontario, part 1, districts of Algoma, Cochrane, Kenora, Rainy River, and Thunder Bay
Publication Number: MDC013 Page: 235-236 Date: 1971
Author: Ferguson S.A., Groen H.A., Haynes R.
Publisher Name: Ontario Dept. of Mines and Northern Affairs
Location:
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