Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI52A06SW00005

Record: MDI52A06SW00005

General

Mineral Record Identification
Record Name(s) Rosslyn - 1905, Superior Brick and Tile Company - 1905, Thunderbrick - 1976
Related Record Type Simple
Related Record(s)
Record Status Past Producing Mine Without Reserves or Resources
Date Created 1984-Nov-02
Date Last Modified 2022-Apr-27
Created By
Revised By

Commodities

Primary Commodities: Clay



Location

Township or Area: Paipoonge

Latitude: 48° 21' 45.26"    Longitude: -89° 27' 5.88"

UTM Zone: 16    Easting: 318410.8   Northing: 5359504.39    UTM Datum: NAD83

Resident Geologist District: Thunder Bay South

NTS Grid: 52A06SW

Point Location Description: General

Location Method: Data Compilation



Exploration History

Early 1900s: McCarthur founded the Superior Brick Company Ltd. and built a plant to produce bricks and tiles from clay. 1921: company was restructured and called the Superior Brick and Tile Company Ltd. 1972: the brickyard closed. 1976: Thunderbrick Ltd. purchased the brickworks and opened a new clay quarry. Early 1980s: the company closed.


Geology

Province: Southern

Geological Age: Cenozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Clay 1

Lithology Comments

Feb 06, 2018 (Therese Pettigrew) - During the Pleistocene, the clay was deposited in glacial Lake Algonguin. The clay rests on gravel and was worked in pits near the mouth of the Kaministikwia River. It is believed that the Kaministikwia River was a pre-Algonquin spillway and as Lake Algonquin receded, thin deltaic deposit of stratified sand and silt were spread on the varved clays (Vos et al., 1982).




Mineralization Comments

Feb 06, 2018 (Therese Pettigrew) - An excellent supply of stoneless clay along the lower reaches of the Kaministikwia River is suitable for the manufacture of brick and tile. The varved clay section is thin. Feed for the brick plant is largely stratified silt, sand and clay. The clay pit at Rosslyn Village is located 50 feet above the river on the east bank, it is semi-circular, 700 by 400 feet. The reported thickness is 6 metres and the maximum clast size is 0.2 metres (Vos et al., 1982).



Mineral Record Details

References

MonoMap - Quaternary geology of the city of Thunder Bay and vicinity, District of Thunder Bay

Publication Number: R164 Page: 63  Date: 1977

Author: Burwasser G.J.

Publisher Name: Ontario Geological Survey

Location:


Publication - Preliminary Report on the Clay and Shale Deposits of Ontario; Geological Survey of Canada, Memoir 142

Publication Number: GSC Mem 142 Page: 128  Date: 1924

Author: Keele, J.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/100854


Article - 1976 report of the North Central Regional Geologist

Publication Number: MP071.004 Page: 43  Date: 1997

Author: Fenwick K.G., Scott J.F.

Publisher Name: Ontario Geological Survey

Location:


Mono - Industrial minerals of northern Ontario-supplement 1

Publication Number: OFR5388 Page: 31-32  Date: 1982

Author: Vos M.A., Abolins T., Smith V.

Publisher Name: Ontario Geological Survey

Location:


MonoMap - The clay products industry of Ontario

Publication Number: IMR022 Page: 189-192  Date: 1997

Author: Guillet G.R.

Publisher Name: Ontario Dept. of Mines

Location:


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For detailed information regarding this mineral record please contact the Thunder Bay South Resident Geologist District Office