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Ontario Geological Survey
Permanent Link to this Record:
MDI52N02SE00007
| Record Name(s) | Uchi Mine - 1937, MacAulay Property - 1926 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Past Producing Mine With Reserves or Resources |
| Date Created | 1985-Nov-26 |
| Date Last Modified | 2024-Apr-03 |
| Created By | |
| Revised By |
Primary Commodities: Gold, Silver
Township or Area: Earngey
Latitude: 51° 4' 26.51" Longitude: -92° 35' 36.88"
UTM Zone: 15 Easting: 528473 Northing: 5658136 UTM Datum: NAD83
Resident Geologist District: Red Lake
NTS Grid: 52N02SE
Point Location Description: Shaft in claim 5038
Location Method: AMIS Site Visit
Access Description: The property is located 2km from the southeastern shore of Lost Bay, Confederation Lake. A 2.5km old mine road leads from the lake and the Lost Bay camp to the mine site. The site is also accessible by land, via the hydro line which joining the South Bay road 5km to the west. Uchi Lake, 1.5km east, is accessible by float plane. The nearest community is Ear Falls, 86km to the southwest.
1927: Huronian Belt Company - surface exploration. 1928: Consolidated Mining and Smelting Company - shaft sinking, underground development. Circa 1935: Val D’Or Mineral Holdings and Harker Gold Mines - DD. 1937-43: Uchi Gold Mines Limited - in production
Province: Superior
Subprovince: Uchi
Terrane: North Caribou
Domain: Uchi
Belt: Birch-Uchi
Geological Age: Archean
| Rock Type | Rank | Composition | Texture | Relationship | Felsic lava flow-unsubdivided | 1 | Rhyolite | Near |
|---|---|---|---|---|
| Mafic lava flow-unsubdivided | 1 | Near | ||
| Mylonite/Fault Gouge/Pseudotachylite | 2 | Shear Zone | Contains | |
| Vein | 3 | Quartz | Contains |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Gold | Economic | Ore | ||||
| 2 | Pyrite | Economic | Ore |
| Rank | Classification |
|---|---|
| 1 | Lode (Gold) |
| Rank | Characteristic |
|---|---|
| 1 | Vein |
| Zone | Year | Category | Tonnes | Reference | Comments | Commodities |
|---|---|---|---|---|---|---|
| Uchi | 1989 | Unclassified | 194137 | Energy, Mines and Resources Canada, ONT-538, 1989 | Grade: 5.40 g/t Au | Gold 5.40 g/t |
| Year | Tonnes | Commodities | Reference | Comment |
|---|---|---|---|---|
| 1943 | 686800 |
Silver 446200 Ounces Gold 3560350 Ounces |
OFR5835, p. 215 | Figures include ORE FROM UCHI, HANALDA, JALDA AND GRASETT PROPERTIES MILLED TOGETHER; Uchi Mine produced a total of 114 467.97 oz of Au and 14345 oz of Ag from 757 074 tons, for an average grade of 0.15 opt Au and 0.02 opt Ag |
Map - Earngey and Birkett townships, Kenora District
Publication Number: M2428 Scale: 1:31,680 Date: 1980
Author: Thurston P.C.
Publisher Name: Ontario Geological Survey
Location:
Part - The Uchi Lake area
Publication Number: ARV47-03.002 Page: 74-77 Date: 1997
Author: Thomson J.E.
Publisher Name: Ontario Dept. of Mines
Location:
Part - Geology and gold deposits of the Uchi-Slate lakes area
Publication Number: ARV48-08.001 Page: 34-37 Date: 1997
Author: Bateman J.D.
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: 218-220 Date: 1971
Author: Ferguson S.A., Groen H.A., Haynes R.
Publisher Name: Ontario Dept. of Mines and Northern Affairs
Location:
MonoMap - Geology of the Earngey-Costello area, District of Kenora, Patricia Portion
Publication Number: R234 Page: 91-94 Date: 1985
Author: Thurston P.C.
Publisher Name: Ontario Geological Survey
Location:
Publication - Canadian Mineral Deposits not Being Mined in 1989
Publication Number: MR 223 Page: ONT-538 Date: 1990
Author:
Publisher Name: Energy Mines and Resources Canada
Location:
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For detailed information regarding this mineral record please contact the Red Lake Resident Geologist District Office