Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42B01NW00020

Record: MDI42B01NW00020

General

Mineral Record Identification
Record Name(s) Dome 182-7 - 1983
Related Record Type Simple
Record Status Occurrence
Date Created 1993-May-27
Date Last Modified 2022-Jan-05
Created By K Houle
Revised By P Bousquet

Commodities

Primary Commodities: Gold



Location

Township or Area: Keith

Latitude: 48° 11' 21.24"    Longitude: -82° 22' 38.78"

UTM Zone: 17    Easting: 397626.56   Northing: 5338250.48    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 42B01NW

Point Location Description: Centre of clearing at the end of an old drill road.

Location Method: Field Visit with GPS

Access Description: Access is via the turn off from Highway 101 onto the Dore Road or Foleyet Lumber road, 100km west of Timmins or 10km east of Foleyet. From the highway follow this road south approximately 6 km. Showing is about 300 m east of road.



Exploration History

1964 The Keevil Mining Group Ltd. held 32 contiguous claims in the west corner of Muskego and Keith Townships and the southeastern corner of Foleyet township. Keevil Mining conducted a magnetic and electromagnetic survey over the property as well as a geologic mapping program. 1965 Keevil Mining Group Ltd. drilled two holes into two separate conductors outlined in their previous geophysical survey. 1971 Noranda Exploration conducted an electromagnetic and magnetic survey over an area which included the occurrence. The survey revealed several conductors of varying strength. 1982 Geosearch Consultants Ltd. conducted an electromagnetic and magnetic survey over the claim group for Dome Exploration. 1983 Dome Exploration conducted a follow up drill program to test previously outlined geophysical targets in the area of the southern Muskego boundary and the northern portion of Keith Township. 1987 Aerodat Limited flew a combined helicopter-borne Magnetic and VLF-EM survey for B.P. Resources over the Muskego and Slate Rock Lakes area. 1991 Falconbridge Exploration conducts a ground electromagnetic and magnetic survey in area to the west of Slate Rock Lake in northern Keith Township.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
T-1119 / 63.1527 42B01NW0025 42B01NW0025
T-2465 / 2.4421 42B01NE0016 42B01NE0016
T-402 / 2.657 42B01NE0055 42B01NE0055
T-1119 / 42B01NW8541 42B01NW8541
T-2465 / 42B01NW0043 42B01NW0043
T-3446 / 2.14069 42B01NW0034 42B01NW0034
T-2717 / 2.10285 42B01NW0007 42B01NW0007

Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Swayze

Tectonic Assemblage: Muskego-Reeves

Geological Age: Neoarchean  

Metamorphism Type: Regional

Metamorphism Grade: Greenschist



Geology Comments

Dec 07, 2005 (K Houle) - Foliation appears in drill section at an angle of 70-80 degrees.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Intermediate Tuff 1 Andesite Lapilli Tuff Host
Terrigenous-Clastic-Unsubdivided 2 Greywacke Siliceous Host
Schist-Unsubdivided 3 Slate Graphitic Host
Mafic lava flow-unsubdivided 4 Basalt Adjacent
Vein 5 Contains

Lithology Comments

Dec 07, 2005 (K Houle) - Gold values reported in drill log at a vertical depth of 93'and 97'. Anomalous values are reported in graphitic shale/greywacke and an intermediate volcanic tuff. The slate/greywacke is reported as dark grey to black, very fine grained with light to moderate silicification and moderate carbonatization. Up to 1% carbonate stringers are reported throughout section. Fine laminations are reported to occur at 70-80 degrees. Slate is graphitic and greywacke layers are siliceous. Intermediate felsic lapilli tuff is described as light to medium grey green with creamy white clasts and veinlets, fine to very fine grained, hardness >5, light to moderate carbonatization, 1-2% carbonate blebs and stringers, gross foliation at 70-80 degrees, slight chloritization.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1PyriteEconomicOre
2PyrrhotiteEconomicOre
SilicaAlterationSilicification1MediumReplacement
AnkeriteAlterationCarbonatization2WeakReplacement

Mineralization Comments

Dec 07, 2005 (K Houle) - Trace to 1% disseminated, blebs and stringers of pyrite and pyrrhotite.


Mar 20, 2015 (P Bousquet) - The best assay reported by Dome is 0.80 dwt (1.39 g/t) Au over one foot (T-2465).



Mineral Record Details

Mineral Zones - Size and Shape

Rank: 5       Structure Type: Foliation

Zone Name: Detour Lake - Rank 1
Shape Length Thickness Depth Strike Dip Plunge Trend Age Reference
Unknown 12 N/A N/A

References

Map - Foleyet sheet, districts of Sudbury, Cochrane and Algoma, geological compilation series

Publication Number: P0283 Scale: 1:126,720    Date: 1997

Author: Carlson H.D.

Publisher Name: Ontario Dept. of Mines


MonoMap - Precambrian Geology, Northern Swayze Greenstone Belt

Publication Number: R297 Scale:     Date: 1995

Author: Ayer J.A.

Publisher Name: Ontario Geological Survey


Map - Geological series, Operation Chapleau, Horwood Lake sheet, districts of Algoma, Cochrane, and Sudbury

Publication Number: P0673 Scale: 1:126,720    Date: 1997

Author: Thurston P.C., Siragusa G.M., Sage R.P.

Publisher Name: Ontario Dept. of Mines and Northern Affairs


MonoMap - Mineral Prospects of the Swayze Greenstone Belt (Volume 1, Parts of NTS 41 O and Volume 2, Parts of NTS 41 P, 42 A and 42 B)

Publication Number: OFR5912 Scale:     Date: 1995

Author: Fumerton S.L., Houle K.A.

Publisher Name: Ontario Geological Survey


Map - Patricia Showing-Hoodoo Prospect, Minor Element Data

Publication Number: OFM0215 Scale: 1:250    Date: 1993

Author: Siragusa G.M.

Publisher Name: Ontario Geological Survey


Map - Precambrian Geology, Northern Swayze Greenstone Belt

Publication Number: M2627 Scale: 1:50,000    Date: 1995

Author: Ayer J.A.

Publisher Name: Ontario Geological Survey


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