Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000001432

Record: MDI000000001432

General

Mineral Record Identification
Record Name(s) Mattagami Lake DDH H-5-80-3 - 1980, Mattagami Lake Exploration Grid 5 - 1980
Related Record Type
Related Record(s)
Record Status Discretionary Occurrence
Date Created 2012-Jul-20
Date Last Modified 2022-Feb-18
Created By
Revised By

Commodities

Primary Commodities: Gold, Copper



Location

Township or Area: Alexandra

Latitude: 49° 26' 16.59"    Longitude: -81° 47' 49.23"

UTM Zone: 17    Easting: 442218   Northing: 5476447    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 42H05NW

Point Location Description: drill collar for Mattagami DDH H-5-80-3

Location Method: Based on Assessment

Access Description: The site is accessible by road from Smooth Rock Falls.



Exploration History

1980: Mattagami Lake Exploration Limited – ground geophysics, DD-1-560 ft


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
T-1983 / 42H05NW0011 42H05NW0011 42H05NW0011
T-1983 donated donated

Geology

Province: Superior

Subprovince: Opatica

Geological Age: Archean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Schist-Unsubdivided 1 Quartz-Biotite-Chlorite Hanging Wall
Schist-Unsubdivided 2 Footwall
Paragneiss 3 Host

Lithology Comments

Jul 23, 2012 (A Wilson) - The pegmatite is described as pink in colour and containing feldspar grains up to 2 cm in diameter. The feldpsar comprises approximately 60%, 30% quartz, and 2% biotite.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
2PyrrhotiteEconomicOre
3ChalcopyriteEconomicOre
4SphaleriteEconomicOre
1PyriteEconomicGangue

Mineralization Comments

Jul 23, 2012 (A Wilson) - A 2.6 ft section of drill core (120.3-122.9 m) returned assays of 0.0.33 g/t Au, 0.17 % Cu over 2.6 feet The sulphide-rich zone consists of pyrite, pyrrhotite, magnetite and sphalerite



Mineral Record Details

Characteristics
Rank Characteristic            
1 Disseminated

References

Map - Cochrane sheet, District of Cochrane, geological compilation series

Publication Number: P0372 Scale: 1:126,720    Date: 1997

Author: Bennett G., Brown D.D., George P.T.

Publisher Name: Ontario Dept. of Mines

Location:


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Ministry Contact Information

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