Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42A10SW00075

Record: MDI42A10SW00075

General

Mineral Record Identification
Record Name(s) Central Tuff Zone - 1987, McHugh - McLay Property - 1986, Ovd Ser-L86-16 - 1987
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 2002-Jun-11
Date Last Modified 2022-Dec-05
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Macklem

Latitude: 48° 31' .45"    Longitude: -80° 53' 59.25"

UTM Zone: 17    Easting: 507400   Northing: 5373747    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 42A10SW

Point Location Description: collar of L86-16

Location Method: Based on Assessment

Access Description: Drill trails from the Asarco Aquarius mine lead to the occurrence area.



Exploration History

1986-87: Pamour Inc. - Comp, IP, Mag, OVD-43-3824 ft


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
T-2313 / OM86-5P-197 / 63.4921 42A11SE8407 42A11SE8407

Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Mafic lava flow-unsubdivided 1 Basalt Spherulitic Host
Intermediate Tuff 2 Andesite And Dacite Tuffs And Flows Host

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1PyriteEconomicGangue
FuchsiteAlterationCarbonatization1WeakReplacement
ChloriteAlterationChloritic2WeakReplacement
SerpentineAlterationSerpentinization3MediumReplacement

Mineralization Comments

Jun 24, 2013 (G Seim) - The intermediate metavolcanics in MM-86-1 returned values between 0.009 oz/t Au and 0.017 oz/t Au over widths up to 5 ft. The serpentinized mafic volcanic returned values between 0.006 and 0.008 oz/t Au. Hole MM-86-2 averaged 0.013 oz/t Au over 141 ft. with including a 13.5 ft. section averaging 0.021 oz/t Au. The high assay in the hole was 0.023 oz/t over 2.0 ft.


Jun 24, 2013 (A Wilson) - SER-L86-16 assayed 17,143 ppb Au in till. Assays from bedrock samples returned values ranging from 0.005 oz/t Au over 5 feet to 0.022oz/t Au over 5 feet.



Mineral Record Details

References

MonoMap - Geology of the Night Hawk Lake area, District of Cochrane

Publication Number: R096 Date: 1971

Author: Leahy E.J.

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


Map - Night Hawk Lake area, Cochrane District

Publication Number: M2222 Scale: 1:31,680    Date: 1971

Author: Leahy E.J.

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


Map - Manitouwadge area, Gemmell Township, District of Thunder Bay

Publication Number: P0548 Scale: 1:9,600    Date: 1997

Author: Milne V.G.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Geological Compilation of the Lake Abitibi Area, Abitibi Greenstone Belt

Publication Number: P3398 Scale: 1:100,000    Date: 1999

Author: Ayer J.A., Berger B.R., Trowell N.F.

Publisher Name: Ontario Geological Survey

Location:


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