Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42C08SW00176

Record: MDI42C08SW00176

General

Mineral Record Identification
Record Name(s) Taylor DDH J-3 - 1981
Related Record Type Simple
Related Record(s)
Record Status Discretionary Occurrence
Date Created 2000-Nov-20
Date Last Modified 2022-Sep-08
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Jacobson

Latitude: 48° 19' 17.08"    Longitude: -84° 19' 44.12"

UTM Zone: 16    Easting: 698001.5   Northing: 5355472.9    UTM Datum: NAD83

Resident Geologist District: Sault Ste. Marie

NTS Grid: 42C08SW

Point Location Description: Drill collar for J-81-3

Location Method: Data Compilation

Access Description: The property is located approximately 100 km from the town of Wawa, east of the town of Dubreuilville. Access to the property is via highway 17 west, to highway 519 (Dubreuilville Road) and then via the Goudreau Road for approximately 24 km. From the Edwards Gold Mine, follow road 49 east for approximately 3.5 km to a disused forestry road. Follow this road north east approximately 3 km to a barricaded road. Walk approximately 200 m up the hill to the open pit and then up the old drill road for another 200 m. The drill collar is located in a swamp to the west of the open pit.



Exploration History

1980-81: M. J. Taylor - mapping, ground geophysical surveys, 9 ddh.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
Jacobson-0039 42C08SW0132 42C08SW0132
Jacobson-0013-A1 42C08SW0120 42C08SW0120
Jacobson-0017-A1 42C08SW0126 42C08SW0126

Geology

Province: Superior

Subprovince: Wawa

Terrane: Wawa-Abitibi

Belt: Michipicoten

Tectonic Assemblage: Wawa

Geological Age: Neoarchean   Geochronological Age: 2750 MA   Geochron. Age Ref.: GOO VOL 1



Geology Comments

Dec 07, 2005 (A Wilson) - The occurrence lies within the Eastern Domain of the Goudreau Lake Deformation Zone. The GLDZ is up to 4.5 km in width and strikes in a gentle sigmoid-form for at least 30 km, subparallel to the stratigraphy and the regional foliation. In the immediate Goudreau-Lochalsh area, the GLDZ is coincident with a major contact between Cycle 2 and Cycle 3 volcanics. There is a strong structural control of the gold-bearing quartz veins systms within each of the 070-075 striking high-strain zones within the deformation zone. The Eastern Domain of the GLDZ is 9 km long and 2 km wide and contains narrow brittle and brittle-ductile high-strain zones displaying dextral, oblique slip displacement. Mineral lineations at the Cline Lake area have a consistent shallow plunge to the east and become moderately to steeply plunging in the Godin Lake area. Within the eastern domain, high-strain zones (as well as laminated, quartz-tourmaline and/or quartz-Fe-carbonate veins, fractures and flesic porphyry dikes) are dominantly parallel or at low angles to the east-striking regional foliation. The eastern domain is truncated on the west by the NW-trending Maskinonge Lake Fault.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Intermediate lava flow-unsubdivided 1 Sheared, Siliceous Host
Terrigenous-Clastic-Unsubdivided 2 Interflow Sediments Host

Lithology Comments

Dec 07, 2005 (A Wilson) - The best assays were returned from a sequence of interbedded silicified basaltic flows and silicifed intermediate tuffs, which are in turn interbedded with cherty zones (quartz veining).




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1PyriteEconomicGangue
2PyrrhotiteEconomicGangue
3SphaleriteEconomicGangue
4ChalcopyriteEconomicGangue

Mineralization Comments

Dec 07, 2005 (A Wilson) - The best assay was 0.022 oz/t Au, 0.09 oz/t Ag, 0.062% Cu, 0.0006% Ni and 0.21% Zn over .42 ft.



Mineral Record Details

References

Book - Sudbury Timmins Algoma Mineral Program, Project 1: mineral inventory of the Sudbury-Timmins-Sault Ste. Marie region, Ontario

Publication Number: GSC OF 1087 Page: 201  Date: 1985

Author: Rose, D. G.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/129999


Map - Precambrian geology, Jacobson Township

Publication Number: P3170 Scale: 1:15,840    Date: 1990

Author: Sage R.P.

Publisher Name: Ontario Geological Survey

Location:


MonoMap - Geology of Aguonie, Bird, Finan and Jacobson Townships, District of Algoma

Publication Number: OFR5588 Page: 162-164  Date: 1993

Author: Sage R.P.

Publisher Name: Ontario Geological Survey

Location:


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For detailed information regarding this mineral record please contact the Sault Ste. Marie Resident Geologist District Office