Ontario Geological Survey
Permanent Link to this Record:
MDI31F06NE00065
| Record Name(s) | North 512 - 1981 |
|---|---|
| Related Record Type | Simple |
| Record Status | Discretionary Occurrence |
| Date Created | 1993-Mar-24 |
| Date Last Modified | 2022-Jan-05 |
| Created By | Q Unknown |
| Revised By | A Wilson |
Primary Commodities: Apatite (Gemstones), Mineral Specimen
Township or Area: Grattan
Latitude: 45° 29' 45.48" Longitude: -77° 9' 58.42"
UTM Zone: 18 Easting: 330747.998 Northing: 5040330.997 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F06NE
Point Location Description: Map symbol 'ap,px', 2.5 km ENE of Brock Lake.
Location Method: Data Compilation
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Quartz Monzonite | 1 | Gneissic | Host |
|---|---|---|---|---|
| Gneiss-Unsubdivided | 2 | Calcite-Amphbolite-Diopside-Plagioclase | Gneissic | Host |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Apatite | Economic | Ore | ||||
| 2 | Pyroxene | Economic | Ore |
Map - Clontarf, Renfrew County
Publication Number: M2433 Scale: 1:31,680 Date: 1980
Author: Themistocleous S.G.
Publisher Name: Ontario Geological Survey
MonoMap - Geology of the Clontarf area, Renfrew County
Publication Number: R209 Scale: Date: 1981
Author: Themistocleous S.G.
Publisher Name: Ontario Geological Survey
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