Ontario Geological Survey
Permanent Link to this Record:
MDI31C11SW00083
| Record Name(s) | O'Hara - Whetstone - 1991 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Past Producing Mine Without Reserves or Resources |
| Date Created | 1991-Feb-28 |
| Date Last Modified | 2022-May-09 |
| Created By | |
| Revised By |
Primary Commodities: Slate
Township or Area: Madoc
Latitude: 44° 31' 10.86" Longitude: -77° 29' 36.47"
UTM Zone: 18 Easting: 301840.73 Northing: 4932619.828 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31C11SW
Point Location Description: General, point 2.2 km NW of Madoc.
Location Method: Conversion from MDI
1850's: slate was used to make whetstones. At the time, it was considered to be of the finest quality. Extensively quarried for scythestones about 1860.
| Rock Type | Rank | Composition | Texture | Relationship | Claystone | 1 | Slate | Host |
|---|
Publication - Descriptive catalogue of a collection of the economic minerals of Canada, and notes on a stratigraphical collection of rocks [Philadelphia International Exhibition, 1876]; Geological Survey of Canada, Separate Report no. 405
Publication Number: GSC SR 405 Page: 128 Date: 1876
Author:
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/216063
Publication - Abrasives, products of Canada, technology and application, part I, siliceous abrasives, sandstones, quartz, tripoli, pumice, and volcanic dust; Canada Mines Branch, Publication 673
Publication Number: CMB Pub 673 Page: 47, 58, 59 Date: 1927
Author: Eardley-Wilmot, V L
Publisher Name: Canada Mines Branch
Location: https://doi.org/10.4095/306497
Publication - Report of Progress for the year 1852-53
Publication Number: Rep Prog 1852-3 Page: 146 Date: 1854
Author: Logan, W E
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/226074
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