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Ontario Geological Survey
Permanent Link to this Record:
MDI31F04SE00049
Record Name(s) | Ventures Ltd. Property - 1960, Egan Chute - 1960 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1993-Mar-16 |
Date Last Modified | 2024-Jun-03 |
Created By | |
Revised By |
Primary Commodities: Nepheline Syenite
Township or Area: Dungannon
Latitude: 45° 4' 43.18" Longitude: -77° 44' 1.81"
UTM Zone: 18 Easting: 284827 Northing: 4995324.99 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F04SE
Point Location Description: Point 5.5 km east of Vardy.
Location Method: Data Compilation
Access Description: Ventures Ltd drilled in the Egan Chute section of the York River nepheline gneiss band. The band extends north fom the York River bridge on Hwy 500 ( lot 12, con 11, Dungannon) for a distance of 6 miles to lot 1, con 3, Monteagle township. . This band is 500-1,000 ft wide and follows the York River valley much of the way.
1942-43 : Ventures Ltd. - DD-12.
Province: Grenville
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Syenite | 1 | Nepheline | Gneissic | Host |
---|---|---|---|---|
Gabbro | 2 | Gabbro | Intrudes | |
Marble | 3 | Adjacent |
Dec 03, 2015 (A Wilson) - The York River nepheline gneiss band is overlain and underlain by marble and it commonly contains mafic facies. Evidence of metasomatism has been preserved.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Nepheline | Economic | Ore | ||||
2 | Garnet | Economic | Ore | ||||
3 | Hornblende | Economic | Ore | ||||
4 | Pyroxene | Economic | Ore |
Dec 03, 2015 (A Wilson) - An examination of the drill core indicated that the nepheline content was 0-63%.
Rank | Characteristic |
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1 | Stratabound |
Part - Nepheline syenite deposits of southern Ontario
Publication Number: ARV69-08 Page: 70-75 Date: 1997
Author: Hewitt D.F., Armstrong H.S., Tilley C.E.
Publisher Name: Ontario Dept. of Mines
Location:
Book - GEOL ASSOC CAN , p 83-115
Publication Number: Vol 6-1 Date: 1953
Author:
Publisher Name: Geological Association of Canada
Location:
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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office