Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI52N07SW00008

Record: MDI52N07SW00008

General

Mineral Record Identification
Record Name(s) Sheehan Lake South Shear - 1937, Sheehan Lake Gold Prospect - 1937
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1991-Mar-20
Date Last Modified 2022-Mar-02
Created By
Revised By

Commodities

Primary Commodities: Gold, Silver



Location

Township or Area: Shabu Lake Area

Latitude: 51° 18' 19.48"    Longitude: -92° 47' 53.06"

UTM Zone: 15    Easting: 514076   Northing: 5683808    UTM Datum: NAD83

Resident Geologist District: Red Lake

NTS Grid: 52N07SW

Point Location Description: DDH S87-9 from Assessment report 52N07SW0004

Location Method: Data Compilation



Exploration History

1937: Prospectors Airway carried out trenching, stripping and 3500 ft. of diamond drilling. 1969: Noranda Exploration conducted ground magnetic and electromagnetic survey. 1973: P. Hermiston staked the property and carried out mapping. 1984: Summit Red Lake Gold Mines conducted ground magnetic and electromagnetic surveys and humus and lithogeochemical surveys. 1987: Shabu Gold Mines carried out electromagnetic survey and 23 DDH totalling 10437.7 ft. 1988: Canadian Eagle Exploration flew airborne magnetic, electromagnetic and resistivity surveys.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
14 52N07SW0004 52N07SW0004
2.7641 52N07SW0003 52N07SW0003

Geology

Province: Superior

Subprovince: Uchi

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Terrigenous-Clastic-Unsubdivided 1
Granodiorite 2 Hornblende Granodiorite Host

Mineralization

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

Mineralization Comments

Mar 25, 2014 (Syed Ali) - GRADE 1974: OGS CHIP SAMPLES ASSAY UP TO 0.07 OPT AU, GRADE 1987: SEVERAL DDH'S, BEST SECTION AT 174.5 FT ASSAYS 0.12 OPT AU/5 FT (S87-01). Shabu Gold Mines - intersected 0.078 oz/t Au across 24.8 ft., 4 other narrow intersections assayed up to 0.06 oz/t Au, silver values as high as 1.83 oz/t Ag across 17.5 ft.,


Aug 14, 2020 (Therese Pettigrew) - A shear zone explored by Prospectors Airways Ltd. in the late 1930s was noted to contain 20% brown weathering carbonate, sericite, and 2-3% pyrite. The shear zone is located within the biotite-hornblende granodiorite near the contact with mafic metavolcanics. The zone of gold mineralization is associated with the alteration zone (Assessment report 52N07SW0003). DDH S87-09 returned 0.17 oz/t Au over 2.7 feet (5.8 g/t Au over 0.82 m) and 0.25 oz/t Au over 1.5 feet (8.57 g/t Au over 0.46 m). DDH S87-13 returned 1.13 oz/t Ag over 5 feet (38.7 g/t Ag over 1.5 m). DDH S87-14 returned 0.61 oz/t Ag over 20.2 feet, including 1.07 oz/t Ag over 5 feet (36.7 g/t Ag over 1.5 m). DDH S87-21 returned up to 0.06 oz/t Au over 1.6 feet (2.05 g/t Au over 0.5 m) (Assessment report 52N07SW0004).



Mineral Record Details

References

Map - Geological series, Shabumeni River-Narrow Lake area (northwestern part), District of Kenora (Patricia Portion)

Publication Number: P0973 Scale: 1:15,840    Date: 1974

Author: Pryslak A.P.

Publisher Name: Ontario Division of Mines

Location:


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