Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI53F03SE00004

Record: MDI53F03SE00004

General

Mineral Record Identification
Record Name(s) Stain River - 1969, Project Sandy - 1983
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1982-Aug-26
Date Last Modified 2022-Feb-18
Created By
Revised By

Commodities

Primary Commodities: Gold, Copper, Silver



Location

Township or Area: Kakapitam Lake Area

Latitude: 53° 2' 31.07"    Longitude: -93° 13' 54.85"

UTM Zone: 15    Easting: 484452   Northing: 5876964    UTM Datum: NAD83

Resident Geologist District: Red Lake

NTS Grid: 53F03SE

Point Location Description: Approximate location of Sample 13040 on map in Assessment report 20000004900

Location Method: Data Compilation

Access Description: 225 km North of Red Lake and 70 km SE of the Manitoba-Ontario boundry. Sandy Lake settlement is 7 km north, served by regular airline flights.



Exploration History

1946: Berens River Mines conducted geological mapping and trenching. 1982: Canadian Occidental Petroleum Ltd. conducted magnetic and VLF-EM surveys. 1983: Canadian Occidental Petroleum Ltd. conducted mapping, sampling, and drilled 2 DDH totalling 182.9 m.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
63.70 53F03SE0003 53F03SE0003
11 53F03SE8181 53F03SE8181
53F03SE0008 20000004900 20000004900
2.4978 53F02SE0001 53F02SE0001

Geology

Province: Superior

Subprovince: Sachigo

Terrane: North Caribou

Belt: Sandy Lake

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Mylonite/Fault Gouge/Pseudotachylite 1 Shear Zone Contains
Intermediate lava flow-unsubdivided 2 Host

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1ChalcopyriteEconomicOre
2PyriteEconomicOre
3PyrrhotiteEconomicOre

Mineralization Comments

Aug 16, 2019 (A McKee) - Grab samples collected by the ODM in 1967 returned values of up to 1.9 oz/t Au, 2.85 oz/t Ag and 1.9% Cu. Grab samples collected in 1983 returned assays up to 1975 ppb Au and the best drill intersection from a drill hole completed in 1983 assayed 610 ppb Au over 5 ft (Assessment reports 53F03SE8181 and 20000004900).


Aug 16, 2019 (Therese Pettigrew) - Bennett and Riley (1969) described the showing as follows: “During 1945 and 1946 Berens River Mines Limited did surface work and diamond drilling on a number of showings located in an area between 3 to 5 miles east of the settlement of Sandy Lake and between the Stain River and Sandy Lake. The most interesting of these showings is about 4 3/4 miles east of the settlement. Here, a silicified, rusty weathering zone which has an average width of 2 1/2 to 3 feet and a maximum width of 6 feet trends S77E in pillowed mafic metavolcanics and has been traced along strike for 250 feet. Pyrite and chalcopyrite are most abundant where the zone is narrow. Two grab samples taken from this showing by the junior author during the summer of 1967 were assayed by the Laboratory Branch, Ontario Department of Mines and were found to contain 1.90 and 0.85 ounces of gold per ton, 2.85 and 1.10 ounces of silver per ton, and 1.90 and 0.87 percent copper. The zone had been trenched over most of its length. A quartz vein trending N78E, about 10 to 12 inches wide and 150 feet long is exposed by 5 old trenches about 1/4 mile southwest of the showing described above. The vein contains scattered knots and veinlets of pyrite which gave an assay of 0.2 ounces of gold per ton. The country rocks are mafic metavolcanics.”



Mineral Record Details

References

Mono - Operation Lingman Lake

Publication Number: MP027 Scale:     Date: 1969

Author: Bennett G., Riley R.A.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Operation Lingman Lake, Finger Lake sheet, District of Kenora (Patricia Portion)

Publication Number: P0431 Scale: 1:126,720    Date: 1997

Author: Bennett G., Riley R.A.

Publisher Name: Ontario Dept. of Mines

Location:


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For detailed information regarding this mineral record please contact the Red Lake Resident Geologist District Office