Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31G05NE00058

Record: MDI31G05NE00058

General

Mineral Record Identification
Record Name(s) Grandmaitre - 1993
Related Record Type Simple
Related Record(s)
Record Status Past Producing Mine Without Reserves or Resources
Date Created 1993-Mar-24
Date Last Modified 2022-Feb-25
Created By
Revised By

Commodities

Primary Commodities: Limestone (Chemical/Flux)



Location

Township or Area: Gloucester

Latitude: 45° 26' 45.06"    Longitude: -75° 37' 43.66"

UTM Zone: 18    Easting: 450827.296   Northing: 5032673.016    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31G05NE

Point Location Description: Point 1.0 km N of Carson Grove.

Location Method: Conversion from MDI

Access Description: On the S side of Hwy 17 in Eastview - no longer exposed.



Exploration History

Circa 1960 : Grandmaitre Ltd operate a quarry which supplies man-size blocks for the pulp and paper mills in the Hull area. The quarry face is 10 ft. 1991 : the section is no longer exposed.


Geology

Province: Paleozoic and Mesozoic Basins



Geology Comments

Dec 07, 2005 (C Papertzian) - The 40 ft quarry face is composed entirely of light blue-grey medium-crystalline, thick to massive-bedded, cross-laminated, clastic limestone of high purity. Bobcaygeon Formation. More shaly beds in the floor of the quarry are unsuitable for paper production. See OGS 1960 for a section.




Mineral Record Details

References

MonoMap - The limestone industries of Ontario, 1958-1963

Publication Number: IMR013 Scale:     Date: 1997

Author: Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Paleozoic geology of the Ottawa-St. Lawrence Lowland, southern Ontario

Publication Number: OFR5770 Scale:     Date: 1991

Author: Williams D.A.

Publisher Name: Ontario Geological Survey

Location:


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