Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42A13SE00025

Record: MDI42A13SE00025

General

Mineral Record Identification
Record Name(s) Mespi R-12 - 1991
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1991-Jan-30
Date Last Modified 2022-Sep-21
Created By
Revised By

Commodities

Primary Commodities: Gold, Copper



Location

Township or Area: Reid

Latitude: 48° 45' 53.86"    Longitude: -81° 32' 19.61"

UTM Zone: 17    Easting: 460407.16   Northing: 5401468.22    UTM Datum: NAD83

Resident Geologist District: Timmins

NTS Grid: 42A13SE

Point Location Description: Precise

Location Method: Based on Assessment



Exploration History

1964: Mespi Mines Ltd. – AEM, AMag. Canadian Javelin Ltd. – AEM, EM, Mag.1965-66: Mespi Mines Ltd. – EM.1966: Mespi Mines Ltd. – Grav, Mag. Mespi Mines Ltd- diamond-drilled hole R-12 on claime p.8339. The hole was drilled bearing grid north as -50 degrees. Holes R-13 and R-14 were drilled on the same azimuth 200 and 600 ft. to the east with no assays reported. 1970: Hollinger Mines Ltd. – AEM, AMag. 1971: Newmont Mining Corp. – AMag, ARAD. 1972: Hollinger Mines Ltd.- EM, Mag. Newmont Mining Corp. – IP, Mag. 1974: Hollinger Mines Ltd.- EM. Newmont Mining Corp. – DD, GL. 1998-99: Falconbridge Ltd.- EM, Mag.


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
T-0040 / 2.591 42A13SE0085 42A13SE0085
T-0040 / 2.1094 42A13SE0083 42A13SE0083
T-0560 / 2.251 42A13SE0382 42A13SE0382
T-0560 / 2.968 42A13SE0088 42A13SE0088
T-0560 / 2.969 42A13SE0300 42A13SE0300
T-0741 / 42A13SE0131 42A13SE0131
T-0741 / 63.1327 42A13SE0096 42A13SE0096
T-0741 / 63.1967 42A13SE0097 42A13SE0097
T-0741 / 63.2096 42A13SW0091 42A13SW0091
T-0787 / 63.1327 42A13SE0096 42A13SE0096
T-0935 / 63.1552 42A13SE0106 42A13SE0106
T-4331 / 2.20041 42A13SE2004 42A13SE2004
T-0040 / 2.1505 42A13SE0079 42A13SE0079
T-0040 / 2.1511 42A13SE0081 42A13SE0081

Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Tectonic Assemblage: Kidd-Munro

Geological Age: Neoarchean  



Geology Comments

Dec 07, 2005 (G Seim) - Hole R-12 had 162 ft. casing. 162 - 348 ft. quartz-phyric rhyodacite with bleached, chloritized, badly fractured interval from 25 ft. to 325 ft., 348 - 423 ft. Andesite/diorite, 423 - 502 ft. Rhyodacite with occasional chalcopyrite trace, 502 - 615 ft. Quartz diorite, 615 ft. EOH.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Intermediate lava flow-unsubdivided 1 Rhyodacite, Quartz Porphyric Host
Intermediate lava flow-unsubdivided 2 Andesite/Diorite Near
Quartz Diorite 3 Quartz Diorite Near

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1ChalcopyriteEconomicOre
1PyriteEconomicGangue
2PyrrhotiteEconomicGangue
ChloriteAlterationChloritic1StrongReplacement

Mineralization Comments

Dec 07, 2005 (G Seim) - The interval from 284.5 to 289.5 ft. (5.0 ft.) returned assays of 0.02 opt Au, 0.16 opt Ag, and 1.03% Cu and the interval from 294.5 to 299.0 ft. (4.5 ft.) returned Tr. Au, 0.06 opt Ag, and 0.24% Cu.



Alteration Comments

Dec 07, 2005 (G Seim) - Bleaching accompanies chloritized interval.




Mineral Record Details

References

File - Resident Geologist files T-4516

Publication Number: Date:

Author:

Publisher Name:

Location: Timmins RGP office


Map - Timmins data series, Reid Township, District of Cochrane

Publication Number: P0700 Scale: 1:15,840    Date: 1997

Author: Hunt D.S., Maharaj D.

Publisher Name: Ontario Geological Survey

Location:


Publication - Sudbury Timmins Algoma Mineral Program, Project 1: mineral inventory of the Sudbury-Timmins-Sault Ste. Marie region, Ontario

Publication Number: GSC OF 1087 Page: 42A-336  Date: 1985

Author: Rose, D.G.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/129999


Core - R-12 Core log, Rock core

Publication Number: TI1126 Date: 1966

Author:

Publisher Name:

Location: Timmins RGP core library


Map - Geological Compilation of the Timmins Area, Abitibi Greenstone Belt

Publication Number: P3379 Scale: 1:100,000    Date: 1998

Author: Ayer J.A., Trowell N.F.

Publisher Name:

Location:


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