Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42A11NE00011

Record: MDI42A11NE00011

General

Mineral Record Identification
Record Name(s) Rosario - T80-13 - 1980
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1991-Jan-09
Date Last Modified 2023-Jan-12
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Tully

Latitude: 48° 43' 23.32"    Longitude: -81° 6' 33.67"

UTM Zone: 17    Easting: 491957.46   Northing: 5396685.545    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 42A11NE

Point Location Description: Point plotted on OBM topo map from information in assessement file T-1946.

Location Method: Based on Assessment

Access Description: Access to area is from the east via bush trails that depart from the gravel road passing by Ice Chest Lake.



Exploration History

1980: Rosario Resources carried out diamond drilling.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
T-1946, 47 42A11NE0029 42A11NE0029

Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Tectonic Assemblage: Kidd-Munro

Geological Age: Neoarchean  

Metamorphism Type: Regional

Metamorphism Grade: Greenschist



Geology Comments

Dec 07, 2005 (G Seim) - Strip Log for T80-13 - 0 -280 ft. Casing, 280 - 311.9 ft. Talcose carbonated ultramafic, 311.9 - 333 ft. Graphitic argillite, 333 354.7 ft. Andesite, 354.7 - 373 ft. Rhyodacitic tuff, 373 - 400 ft. Dacitic flows and minor tuffs, 400 437 ft. Pillowed Andesite, 437 0 441.5 Carbonated Andesite Tuff, 441.5 - 545 ft. Graphiti tuff and argillite, 545 - 568 ft. Basalt, 568 - 623 ft. Ultramafic, 623 ft. EOH.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Ultramafic-Unsubdivided 1 Talcose Host
Mudstone 2 Graphitic Argillite Near
Intermediate lava flow-unsubdivided 3 Andesite Near
Vein 4 Carbonate Host

Lithology Comments

Dec 07, 2005 (G Seim) - The assay interval that returned occurrence is described as containing 10 percent carbonate veining.




Mineralization

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

Mineralization Comments

Dec 07, 2005 (G Seim) - The interval 291 - 293 ft. (2.0 ft. returned 795 ppb Au.


Jan 12, 2023 (Q Unknown) - Diamond drilling by Rosario Resources in 1980 resulted in DDH T80-13 intersecting an anomalous gold value of 795 ppb Au along a core length of 2 feet (0.61 metres). The anomalous value was hosted by a talcose carbonated ultramafic that contained 10% carbonate veining.



Mineral Record Details

References

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

Publication Number: P0699 Scale: 1:15,840    Date: 1997

Author: Hunt D.S., Richard J.A., Carey E.R.

Publisher Name: Ontario Geological Survey

Location:


Publication - Sudbury Timmins Algoma Mineral Program, Project 1: mineral inventory of the Sudbury-Timmins-Sault Ste. Marie region, Ontario

Publication Number: GSC OF 1087 Page: 42A-291  Date: 1985

Author: Rose, D.G.

Publisher Name: Geological Survey of Canada

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


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