Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31D16NE00232

Record: MDI31D16NE00232

General

Mineral Record Identification
Record Name(s) Silent Lake Park - 1993
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1993-Mar-02
Date Last Modified 2022-May-18
Created By
Revised By

Commodities

Primary Commodities: Sillimanite

Secondary Commodities: Tourmaline



Location

Township or Area: Cardiff

Latitude: 44° 53' 54.22"    Longitude: -78° 2' 15.13"

UTM Zone: 17    Easting: 733900.363   Northing: 4975933.543    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31D16NE

Point Location Description: Point 0.5 Km NE of Quiet Lake.

Location Method: Conversion from MDI

Access Description: Within Silent Lake Provincial Park - the better examples of the feature are in the developed area of the park; the smaller sequence is across the lake.



Geology

Province: Grenville

Geological Age: Mesoproterozoic  



Geology Comments

Dec 07, 2005 (C Papertzian) - Mineral location - rare quartz-sillimanite nodules [ + tourmaline ].




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
5SillimaniteEconomicOre
10TourmalineEconomicOre

Mineral Record Details

References

File - Resident Geologist files 1980

Publication Number: Date: 1996

Author:

Publisher Name:

Location: Tweed RGP


Thesis - Origin of the Silent Lake Pluton and Its Quartz Sillimanite Nodules near Bancroft, Ontario

Publication Number: MSc Thesis Date: 1971

Author: Breaks, F.W.

Publisher Name: McMaster University

Location: Tweed RGP


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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office