Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI41I12NE00012

Record: MDI41I12NE00012

General

Mineral Record Identification
Record Name(s) Tofflemire Hematite Occurrence - 1985
Related Record Type Simple
Record Status Discretionary Occurrence
Date Created 1991-Jan-04
Date Last Modified 2022-Jan-05
Created By Q Unknown
Revised By A Wilson

Commodities

Primary Commodities: Iron



Location

Township or Area: Tofflemire

Latitude: 46° 41' 5.36"    Longitude: -81° 44' 26.65"

UTM Zone: 17    Easting: 443355   Northing: 5170407.002    UTM Datum: NAD83

Resident Geologist District: Sudbury

NTS Grid: 41I12NE

Point Location Description: approximate

Location Method: Data Compilation



Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Geological Age: Archean   Geochronological Age: 1838±95 Ma.  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Calcite-Carbonatite 1 Calcite-Amphibole-Magnetite Sovite Adjacent
Granite 2 Host

Lithology Comments

Sep 30, 2011 (A Wilson) - A 50 cm thick,subhorizontal shear in massive granite contains two to three percent of disseminated dull grey metallic hematite.




Mineralization

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

Mineral Record Details

Characteristics
Rank Characteristic            
1 Sheared

References

Mono - Geology of Tofflemire, Venturi and Vernon townships, District of Sudbury

Publication Number: OFR5624 Scale:     Date: 1986

Author: Marmont C.

Publisher Name: Ontario Geological Survey


Map - Geological series, Precambrian geology, Tofflemire, Venturi and Vernon townships, Sudbury District

Publication Number: P2960 Scale: 1:15,840    Date: 1986

Author: Marmont C.

Publisher Name: Ontario Geological Survey


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