Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42A06NW00037

Record: MDI42A06NW00037

General

Mineral Record Identification
Record Name(s) Porcupine Goldtop Occurrence - 1941, Porcupine Goldor Mines Ltd. - 1938, Porcupine Goldtop DDH 1 - 1941
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1991-Jan-02
Date Last Modified 2023-Mar-01
Created By
Revised By

Commodities

Primary Commodities: Gold, Silver



Location

Township or Area: Tisdale

Latitude: 48° 27' 26.4"    Longitude: -81° 17' 56.29"

UTM Zone: 17    Easting: 477896   Northing: 5367175.99    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 42A06NW

Point Location Description: shaft

Location Method: AMIS Site Visit

Access Description: Travel along the back road to the McGirr residence. The shaft was located on this property just north west of the Delnite junction.



Exploration History

pre 1938: trenching, 2 shafts developed. 1938: Porcupine Goldor Mines Limited –mapping, DD-8-2746 ft. 1944: Porcupine Goldtop Mines Limited – ground geophysics. 1983-84: 508825 Ontario Ltd. – pitting, trenching, DD-3-368.2 ft


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
T-2556 / W8306-00177 42A11SE5055 42A11SE5055
T-2556 / W8506-00149 42A11SE5063 42A11SE5063
T-2556 / 2.7981 42A06NW0025 42A06NW0025
T-2556 / W8406-00270 42A11SE5059 42A11SE5059
T-2556/ #134/87 42A06NW0021 42A06NW0021
T-2556/ 2.6960 42A06NW0026 42A06NW0026

Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Geological Age: Neoarchean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Mafic lava flow-unsubdivided 1 Basalt Adjacent
Vein 2 Contains
Mafic pillowed flow 3 Pillowed Adjacent
Intermediate lava flow-unsubdivided 4 Andesite Adjacent

Lithology Comments

Mar 10, 2014 (A Wilson) - Variolitic lava and the underlying 99 greenstone outcrop in the southwestern part of the claim group. In other parts of the claims, the rocks are pillow lavas and uniform, coarser-grained andesites. The trenches and shafts explored areas where uniform andesite had been carbonatized and some narrow quartz veins were present.




Mineralization

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

Mineralization Comments

Mar 10, 2014 (A Wilson) - Porcupine Goldtop DDH 1 returned an assay of $1.58 Au over 3.5 ft in pillowed lava. The best assays returned from the sampling conducted by 508825 Ontario Ltd. returned 0.005 oz/t Au and 0.66 oz/t Ag



Mineral Record Details

Classification
RankClassification            
1 Vein
Characteristics
Rank Characteristic            
1 Vein

References

File - Resident Geologist file T-0095

Publication Number: Date:

Author:

Publisher Name:

Location: Timmins RGP office


Mono - Gold deposits of Ontario, part 1, districts of Algoma, Cochrane, Kenora, Rainy River, and Thunder Bay

Publication Number: MDC013 Page: 137  Date: 1971

Author: Ferguson S.A., Groen H.A., Haynes R.

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


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: 186  Date: 1985

Author: Rose, D.G.

Publisher Name: Geological Survey of Canada

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


MonoMap - Geology and ore deposits of Tisdale Township, District of Cochrane

Publication Number: R058 Page: 141-142  Date: 1968

Author: Ferguson S.A., Buffam B.S.W., Carter O.F., Griffis A.T., Holmes T.C., Hurst M.E., Jones W.A., Lane H.C., Longley C.S.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Timmins data series, Tisdale Township, District of Cochrane

Publication Number: P2122 Scale: 1:15,840    Date: 1981

Author: MacRae B.A., Maharaj D.

Publisher Name: Ontario Geological Survey

Location:


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

Publication Number: P3379 Scale: 1:100,000    Date: 1998

Author: Ayer J.A., Trowell N.F.

Publisher Name:

Location:


Map - Timmins, Precambrian geology

Publication Number: M2455 Scale: 1:50,000    Date: 1982

Author: Pyke D.R.

Publisher Name: Ontario Geological Survey

Location:


Map - Tisdale Township, Cochrane District

Publication Number: M2075 Scale: 1:12,000    Date: 1998

Author: Ferguson S.A.

Publisher Name: Ontario Dept. of Mines

Location:


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