Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI52N02SE00026

Record: MDI52N02SE00026

General

Mineral Record Identification
Record Name(s) Berrigan - 1991
Related Record Type Simple
Related Record(s)
Record Status Discretionary Occurrence
Date Created 1991-Mar-22
Date Last Modified 2022-Sep-27
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Earngey

Latitude: 51° 4' 59.09"    Longitude: -92° 36' 15.62"

UTM Zone: 15    Easting: 527713.78   Northing: 5659138.22    UTM Datum: NAD83

Resident Geologist District: Red Lake

NTS Grid: 52N02SE

Point Location Description: Precise

Location Method: Conversion from MDI



Exploration History

1969-1970: Sheridan Geophysics - conducted electromagnetic survey. 1983: Orofino - conducted airborne magnetic and electromagnetic survey as well as a humus geochemical survey. 1986: Orofino - conducted magnetic, electromagnetic and geological survey


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
2.9634 / RL1028 52N02NE0033 52N02NE0033
W8902.00017 52N02SE9882 52N02SE9882
63.2704 52N02SE9904 52N02SE9904

Geology

Province: Superior

Subprovince: Uchi

Terrane: North Caribou

Domain: Uchi

Belt: Red Lake

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Gabbro 1 Intrudes
Mafic lava flow-unsubdivided 1
Felsic lava flow-unsubdivided 2

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
5ChalcopyriteEconomicOre
10GalenaEconomicOre
15GoldEconomicOre
20PyriteEconomicOre
25TourmalineEconomicOre

Mineralization Comments

Mar 12, 2014 (Syed Ali) - GRADE 1939 SURFACE SAMPLES: RANGE 0.02/2'-0.16 OPT AU/2' IN SOUTH, 0.03/3'-0.59/2' (NORTH). Chip samples taken across the Berrigan QTZ VN by Sylvanite Gold Mines assayed between 0.02 and 0.22 oz/t Au, with some assays as high as 0.71 and 1.55 oz/t Au.



Mineral Record Details

References

File - Resident Geologist files AF RL 1939 Earngey Berrigan, RL1004

Publication Number: Date: 1996

Author:

Publisher Name:

Location: Red Lake RGP


Part - The Uchi Lake area

Publication Number: ARV47-03.002 Page: 81  Date: 1997

Author: Thomson J.E.

Publisher Name: Ontario Dept. of Mines

Location:


MonoMap - Geology of the Earngey-Costello area, District of Kenora, Patricia Portion

Publication Number: R234 Page: 89  Date: 1985

Author: Thurston P.C.

Publisher Name: Ontario Geological Survey

Location:


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