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Ontario Geological Survey
Permanent Link to this Record:
MDI41A11NE00006
| Record Name(s) | McNab Lake - 1905, McNab Ponds - 1902 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Past Producing Mine Without Reserves or Resources |
| Date Created | 1983-Dec-16 |
| Date Last Modified | 2022-Dec-06 |
| Created By | |
| Revised By |
Primary Commodities: Marl
Township or Area: Keppel, Keppel
Latitude: 44° 38' 38.31" Longitude: -81° 4' 29.66"
UTM Zone: 17 Easting: 494059.82 Northing: 4943404.61 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 41A11NE
Point Location Description: General
Location Method: Data Compilation
Access Description: The deposit lies 2 miles north of Shallow Lake and 8 miles northwest of Owen Sound. A spur line formerly connected McNab Lake to the Shallow Lake-Owen Sound branch of the CNR.
1902-1911 – Sun Portland Cement Company – dredging of marl
| Rock Type | Rank | Composition | Texture | Relationship | Clay | 1 | Marl | Is |
|---|---|---|---|---|
| Dolostone | 2 | Footwall |
Feb 24, 2017 (A Wilson) - Shells are common in the marl. Gastropods predominate, but pelecypods and Chara debris are also present. Fibrous organic matter is abundant in the upper few feet due to the prolific marsh that preceded the raising of the water level in 1960.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Calcite | Economic | Ore |
Feb 24, 2017 (A Wilson) - McNab Lake marl is of poor quality. A 10-ft section analysed 82.0% CaCO3, 2.7% MgCO3, 0.34% Fe2O3 and 2.96% insoluble. McNab Lake marl is of poor quality. A 10-foot section analysed 82.0% CaCO3, 2.7% MgCO3, 0.34% Fe2O3 and 2.96 insoluble. The Sun Portland Cement Company analysis in 1905 was 1.38% SiO2, 1.30% Fe2O3, 87.51% CaCO3, 2.97% MgCO3 and 1.06% SO2.
| Year | Tonnes | Commodities | Reference | Comment |
|---|---|---|---|---|
| 1983 | 2 | MDI |
Map - Geology, Wiarton, Ontario
Publication Number: Map 20-1965 Scale: 1:63,360 Date: 1966
Author: Caley, J F; Liberty, B A
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/108583
Part - Statistics for 1902
Publication Number: ARV12.002 Page: 31-32 Date: 1998
Author: Gibson T.W.
Publisher Name: Ontario Bureau of Mines
Location:
Part - Cement industry of Ontario
Publication Number: ARV14-01.006 Page: 159-60, 183 Date: 1998
Author: Gillespie P.
Publisher Name: Ontario Bureau of Mines
Location:
Part - General introduction
Publication Number: ARV05.001 Page: 17 Date: 1998
Author: Blue A.
Publisher Name: Ontario Bureau of Mines
Location:
MonoMap - Marl in Ontario
Publication Number: IMR028 Page: 57-58, 134 Date: 1997
Author: Guillet G.R.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Proposed high priority industrial mineral resources effective reserve areas, Niagara Escarpment planning area (NEPA)
Publication Number: P1235 Scale: 1:250,000 Date: 1997
Author: Narain M., Telford P.G.
Publisher Name: Ontario Geological Survey
Location:
Map - Quaternary Geology, Stratford Area
Publication Number: M2559 Scale: 1:50,000 Date: 1993
Author: Karrow P.F.
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