Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42C03NW00017

Record: MDI42C03NW00017

General

Mineral Record Identification
Record Name(s) Novak Shear Zone - 1999
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 2000-Dec-14
Date Last Modified 2022-Sep-07
Created By
Revised By

Commodities

Primary Commodities: Copper, Silver

Secondary Commodities: Gold



Location

Township or Area: Abbie Lake Area

Latitude: 48° 13' 43.08"    Longitude: -85° 20' 47.42"

UTM Zone: 16    Easting: 622795.34   Northing: 5343034.06    UTM Datum: NAD83

Resident Geologist District: Sault Ste. Marie

NTS Grid: 42C03NW

Point Location Description: Stripped area between two swamps

Location Method: Field Visit with GPS

Access Description: The site is accessible via the Eagle River Mine/Paint Lake road. Drive west along the road for approximately 25.5 km to the powerline. Drive north along a forestry road for approximately 12 km to a brush dump at the end of the road. Follow a skidder trail north west for approximately 1.5 km to the stripped area on the edge of a swamp.



Exploration History

1998-2000: Charbonneau, Gerdes, Thibodeau - prospecting, stripping, channel sampling. 1999: Noront Resources - sampling.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
WP-Abbie Lake-22 42C03NW2004 42C03NW2004
WP-Abbie Lake-21 42C03NW2003 42C03NW2003

Geology

Province: Superior

Subprovince: Wawa

Terrane: Wawa-Abitibi

Belt: Michipicoten

Geological Age: Archean  

Metamorphism Type: Regional

Metamorphism Grade: Greenschist



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Intermediate lava flow-unsubdivided 1 Sheared Host
Vein 2 Quartz Host

Lithology Comments

Dec 07, 2005 (A Wilson) - The lithology consists of a mixture of mafic to intermediate tuffs and crystal tuffs and massive flows interbedded with massive quartz-feldspar porphyry sills. A sharply defined shear zone is mineralized with malachite, chalcopyrite and pyrite. Hematite alteration is prevalent.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1ChalcopyriteEconomicOre
2MalachiteEconomicOre
1HematiteEconomicGangue
2PyriteEconomicGangue
HematiteAlterationHematization1MediumDisseminated

Mineralization Comments

Dec 07, 2005 (A Wilson) - Grab samples collected by Gerdes et al. returned values ranging from 0.32% to 1.90% Cu. Silver values ranged from 22.1 g/t Ag to 41.4 g/t Ag.



Mineral Record Details

Characteristics
Rank Characteristic            
1 Sheared

Mineral Zones - Size and Shape

Rank: 1       Structure Type: Shear

Zone Name: Detour Lake - Rank 1
Shape Length Thickness Depth Strike Dip Plunge Trend Age Reference
Regular 15 4 100

References

Map - University River, Algoma and Thunder Bay districts

Publication Number: M2333 Scale: 1:63,360    Date: 1976

Author: Bennett G., Thurston P.C., Giguere J.F.

Publisher Name: Ontario Division of Mines

Location:


MonoMap - Geology of the Pukaskwa River-University River area, districts of Algoma and Thunder Bay

Publication Number: R153 Date: 1977

Author: Bennett G., Thurston P.C.

Publisher Name: Ontario Division of Mines

Location:


Map - Operation Pukaskwa, districts of Algoma and Thunder Bay

Publication Number: P0541 Scale: 1:126,720    Date: 1997

Author: Bennett G., Thurston P.C., Giguere J.F.

Publisher Name: Ontario Dept. of Mines

Location:


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