Ontario Geological Survey
Permanent Link to this Record:
MDI31F05SE00078
Record Name(s) | East Donnelly Hill - 1943 |
---|---|
Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1993-May-18 |
Date Last Modified | 2023-Aug-03 |
Created By | |
Revised By |
Primary Commodities: Corundum
Township or Area: Raglan
Latitude: 45° 20' 29.09" Longitude: -77° 30' 15.12"
UTM Zone: 18 Easting: 303807.003 Northing: 5023929.003 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F05SE
Point Location Description: approximate
Location Method: Data Compilation
pre-1943: pitting, trenching
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Syenite | 1 | Albite | Gneissic | Host |
---|---|---|---|---|
Pegmatite | 2 | Syenite | Host |
Jun 30, 2011 (A Wilson) - A large pit (40 feet by 15 feet and 20 feet deep) was found in gneissic syenite. The pit exposed a lean corundum zone ranging from 4 to 5 feet in width. This zone strikes N20E. A second series of pits and trenches were discovered in the east-central part of the south half of lot 27 concession 19. The workings include a 50 foot long open cut; a 300 ft long stripping and a shallow pit.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Corundum | Economic | Ore |
Jun 30, 2011 (A Wilson) - The corundum content of the rock was estimated at 1%.
Part - Mineral occurrences in the Renfrew area
Publication Number: ARV53-03 Page: 35 Date: 1998
Author: Satterly J.
Publisher Name: Ontario Dept. of Mines
Location:
Part - Geology of the Brudenell-Raglan area
Publication Number: ARV62-05 Page: 63-66 Date: 1998
Author: Hewitt D.F., Carlson H.D.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Industrial minerals of the Algonquin region
Publication Number: OFR5425 Page: 43 Date: 1983
Author: Martin W.
Publisher Name: Ontario Geological Survey
Location:
Map - Brudenell-Raglan area, County of Renfrew, Ontario
Publication Number: M1953-02 Scale: 1:63,360 Date: 1997
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Precambrian Geology, Barry's Bay Area
Publication Number: P3444 Scale: 1:50,000 Date: 2001
Author: Easton R.M.
Publisher Name: Ontario Geological Survey
Location:
We are continuously updating our assessment file / technical report information. If you notice errors in the data, please contact us.
Please review our Terms of Use agreement for this data product.
For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office