Ontario Geological Survey
Permanent Link to this Record:
MDI000000001261
Record Name(s) | OGS Sample T-590B - 1977, Grattan Township Occurrences - 1977, Lake Clear Occurrences - 2001 |
---|---|
Related Record Type | |
Record Status | Occurrence |
Date Created | 2011-Jun-01 |
Date Last Modified | 2022-Jan-05 |
Created By | A Wilson |
Revised By | A Wilson |
Primary Commodities: Thorium
Secondary Commodities: Uranium
Township or Area: Grattan
Latitude: 45° 29' 38.53" Longitude: -77° 9' 49.31"
UTM Zone: 18 Easting: 330940.003 Northing: 5040110.994 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F06NE
Point Location Description: approximate
Location Method: Data Compilation
1977: Ontario Geological Survey - sampling and analysis
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Gneiss-Unsubdivided | 1 | Biotite-Quartz-Potassic Feldspar | Host |
---|---|---|---|---|
Syenite | 2 | Gneissic | Adjacent |
Jun 10, 2011 (A Wilson) - The showing occurs at the contact between gneissic syenite and gneissic feldspathic arenite.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Uranothorite | Economic | Ore |
Jun 10, 2011 (A Wilson) - A grab sample collected by Themistocleous returned: 0.02% U3O8, 3.00% K2O, and 2.5% Th.
Rank | Characteristic |
---|---|
1 | Disseminated |
MonoMap - Geology of the Clontarf area, Renfrew County
Publication Number: R209 Scale: Date: 1981
Author: Themistocleous S.G.
Publisher Name: Ontario Geological Survey
Mono - Uranium and thorium deposits of southern Ontario
Publication Number: OFR5311 Scale: Date: 1981
Author: Gordon J.B., Rybak U.C., Robertson J.A.
Publisher Name: Ontario Geological Survey
MonoMap - Radioactive mineral deposits of the Pembroke-Renfrew area
Publication Number: MDC023 Scale: Date: 1981
Author: Masson S.L., Gordon J.B.
Publisher Name: Ontario Geological Survey
Map - Geological series, Clontarf area, Renfrew County, southern Ontario
Publication Number: P1560 Scale: Date: 1978
Author: Themistocleous S.G.
Publisher Name: Ontario Geological Survey
Map - Clontarf, Renfrew County
Publication Number: M2433 Scale: 1:31,680 Date: 1980
Author: Themistocleous S.G.
Publisher Name: Ontario Geological Survey
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