Ontario Geological Survey
Permanent Link to this Record:
MDI31E01SE00158
Record Name(s) | Harcourt Nepheline Syenite - 2001 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1993-Mar-25 |
Date Last Modified | 2022-Apr-04 |
Created By | |
Revised By |
Primary Commodities: Nepheline Syenite
Township or Area: Harcourt
Latitude: 45° 5' 4.27" Longitude: -78° 9' 22.01"
UTM Zone: 17 Easting: 723811.801 Northing: 4996274.577 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31E01SE
Point Location Description: Point at Harcourt.
Location Method: Conversion from MDI
Access Description: Exposed in a railway cut, near the township boundary, a few hundred yards W of Mumford Station.
Province: Grenville
Geological Age: Mesoproterozoic
Dec 07, 2005 (C Papertzian) - A banded nepheline-syenite (nepheline-hornblende gneiss) in contact with marble. Bands vary from those containing pure nepheline to those rich in Fe-Mg minerals. Calcitic inclusions occur within the nepheline syenite. No skarn minerals.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
5 | Nepheline | Economic | Ore |
Publication - Geology of the Haliburton and Bancroft areas, Province of Ontario; Geological Survey of Canada, Memoir no. 6
Publication Number: GSC Mem 6 Page: 288 Date: 1910
Author: Adams, F D; Barlow, A E
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/100481
Part - Nepheline syenite deposits of southern Ontario
Publication Number: ARV69-08 Page: 57 Date: 1997
Author: Hewitt D.F., Armstrong H.S., Tilley C.E.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Industrial minerals of the Algonquin region
Publication Number: OFR5425 Page: 235 Date: 1983
Author: Martin W.
Publisher Name: Ontario Geological Survey
Location:
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