Ontario Geological Survey
Permanent Link to this Record:
MDI31E04SE00005
Record Name(s) | Medora Graphite - 1982 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Occurrence |
Date Created | 1991-Feb-12 |
Date Last Modified | 2022-Apr-19 |
Created By | |
Revised By |
Primary Commodities: Graphite
Township or Area: Medora
Latitude: 45° 5' 36.76" Longitude: -79° 34' .67"
UTM Zone: 17 Easting: 612770.003 Northing: 4994341.005 UTM Datum: NAD83
Resident Geologist District: Sudbury
NTS Grid: 31E04SE
Point Location Description: Approximate
Location Method: Data Compilation
Province: Grenville
Subprovince: Central Gneiss Belt
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Gneiss-Unsubdivided | 1 | Monzogranite | Host |
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Apr 14, 2011 (A Wilson) - Gneissic pink monzogranite with augen structure and relict igneous textures. A zone of semipelitic and pelitic gneiss extends along the peninsulas and islands of Lake Muskoka from Port Carling to Bracebridge, close to the northeast tectonic boundary of the Moon River Subdomain. Schist particularly rich in graphite occurs just south of Port Carling.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Graphite | Economic | Ore |
Apr 14, 2011 (A Wilson) - In 1982, Davidson identified a graphite rich area on the west shore of Lake Joseph.
Rank | Characteristic |
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1 | Disseminated |
Publication - Graphite occurrences in the Algonquin region, Grenville province, Ontario; Geological Survey of Canada, Open File 870
Publication Number: GSC OF 870 Page: 6 Date: 1982
Author: Davidson, A.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/129745
Map - Precambrian Geology, Lake Joseph Area
Publication Number: P3412 Scale: 1:50,000 Date: 2000
Author: Lumbers S.B., Vertolli V.M.
Publisher Name: Ontario Geological Survey
Location:
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