Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI41N14NE00016

Record: MDI41N14NE00016

General

Mineral Record Identification
Record Name(s) Alotta Resources DDH 88-09 - 1988
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 2001-Aug-14
Date Last Modified 2022-Sep-16
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Franchere

Latitude: 47° 59' 24.46"    Longitude: -85° 10' 10.7"

UTM Zone: 16    Easting: 636560.3   Northing: 5316823.99    UTM Datum: NAD83

Resident Geologist District: Sault Ste. Marie

NTS Grid: 41N14NE

Point Location Description: Drill collar for Alotta Resources 88-09

Location Method: Based on Assessment

Access Description: Access to the site is by helicopter from Wawa.



Exploration History

1983: MacMillan Energy Corp. - airborne geophysics. 1987-89: Alotta Resources Ltd. - airborne geophysics, prospecting, mapping, soil survey, 1 ddh (414.8 ft). 1994: MacMillan Gold Corp./Granges Inc. - airborne geophysics.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
WP Mishibishu Lake.42 42C03SE2001 42C03SE2001
WP Groseilliers-1 42C03SE0010 42C03SE0010
WP Franchere-6 42C03SE0004 42C03SE0004
WP Franchere-3 42C03SE0008 42C03SE0008
WP Franchere-11 42C03SE0004 42C03SE0004
Groseilliers-0015 42C03SE0013 42C03SE0013

Geology

Province: Superior

Subprovince: Wawa

Terrane: Wawa-Abitibi

Belt: Michipicoten

Tectonic Assemblage: Catfish

Geological Age: Neoarchean   Geochronological Age: 2.7 GA   Geochron. Age Ref.: GOO VOL 1 P. 494



Geology Comments

Dec 07, 2005 (A Wilson) - The Mishibishu Deformation Zone (MDZ) is the largerst of the deformation zones in the belt, measuring approximately 40 km in length and several hundred metres up to 1.5 km in width. The zone is located north of the Mishibishu Lake Stock and lies along the lithological contact of mafic metavolcancis to the north, with clastic metasediments to the south. The Eastern Mishibishu Deformation Zone becomes narrower approaching Lake Superior where the zone transects the external granitoids east of the greenstone belt. Deformation and alteration are less pervasive and shear zones become more dicrete than in the central MDZ. Stretchin lineations plunge to the east. The style of deformation is more brittle-ductile in the eastern MDZ. Alteration is less pervasive than, yet similar to, other zones within the belt.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Vein 1 Quartz-Carbonate Host
Intermediate Tuff 2 Silicified, Sericitized Tuff Near

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1ArsenopyriteEconomicGangue

Mineralization Comments

Dec 07, 2005 (A Wilson) - A 0.7 ft section of drill core assayed 0.316 oz/t Au.



Mineral Record Details

References

Map - Precambrian geology, Mishibishu Lake area, Dog Harbour sheet

Publication Number: P3157 Scale: 1:15,840    Date: 1992

Author: Reid R.G., Bowen R.P., Heather K.B., Logothetis J., Reilly B.A.

Publisher Name: Ontario Geological Survey

Location:


Mono - Wawa mineral deposits data base

Publication Number: OFR5775 Page: 203  Date: 1991

Author: Frey E.D., Stewart R.C.

Publisher Name: Ontario Geological Survey

Location:


Map - Operation Pukaskwa, University River sheet, districts of Thunder Bay and Algoma

Publication Number: P0507 Scale: 1:63,360    Date: 1997

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

Publisher Name: Ontario Dept. 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:


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:


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