Ontario Geological Survey
Permanent Link to this Record:
MDI52N04NW00012
Record Name(s) | Harvey O Showing - 1991 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1991-Mar-11 |
Date Last Modified | 2022-Jun-28 |
Created By | |
Revised By |
Primary Commodities: Gold
Township or Area: McDonough
Latitude: 51° 8' 32.95" Longitude: -93° 47' 48.43"
UTM Zone: 15 Easting: 444261.707 Northing: 5665972.035 UTM Datum: NAD83
Resident Geologist District: Red Lake
NTS Grid: 52N04NW
Point Location Description: N/A
Location Method: Conversion from MDI
1940: The property was held by C. Harvey. The area was cleared of all brush, and (?) some trenching was done.
Province: Superior
Subprovince: Uchi
Terrane: North Caribou
Domain: Uchi
Belt: Red Lake
Geological Age: Archean
Metamorphism Type: Regional
Metamorphism Grade: Greenschist
Dec 07, 2005 (K R Kettles) - GEOLOGICAL DESCRIPTION: The occurrence is underlain by mafic metavolcanic flows. Stratigraphic tops are to the south. The prospect lies on the western flank of a NNE-SSW striking anticline. DEPOSIT DESCRIPTION: Three quartz veins have been exposed in trenches. The first vein strikes approximately N60 deg. E and is up to 10 cm in width. A minor amount of pyrite is contained within the vein. The second vein is 2 to 5 cm wide, strikes N78 deg. E and dips 70 deg. to the north. The third vein is 7.5 to 12.5 cm wide, strikes N68 deg. E and dips to the north.
Rock Type | Rank | Composition | Texture | Relationship | Vein | 1 | Quartz | Host |
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Mafic lava flow-unsubdivided | 2 | Adjacent |
Dec 07, 2005 (K R Kettles) - : The occurrence is underlain by mafic metavolcanic flows. Stratigraphic tops are to the south. The prospect lies on the western flank of a NNE-SSW striking anticline. Three quartz veins have been exposed in trenches. The first vein strikes approximately N60 deg. E and is up to 10 cm in width. A minor amount of pyrite is contained within the vein. The second vein is 2 to 5 cm wide, strikes N78 deg. E and dips 70 deg. to the north. The third vein is 7.5 to 12.5 cm wide, strikes N68 deg. E and dips to the north.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Gold | Economic | Ore | ||||
2 | Pyrite | Economic | Ore | ||||
1 | Quartz | Economic | Gangue |
Dec 07, 2005 (K R Kettles) - MDI1 DATA: GRADE - 1947-PIT SAMPLE: 0.9 OPT AU A sample taken from one pit by C. Harvey is reported to have assayed 0.9 oz/ton (30.857 g/tonne) Au.
File - Resident Geologist files AF RL 1947 McDonough #15
Publication Number: RGF RL Date: 1947
Author: Thompson, R.
Publisher Name:
Location: Red Lake RGP
Mono - Gold occurrences, prospects, and deposits of the Red Lake area, volumes 1 and 2
Publication Number: OFR5558 Page: 577 Date: 1987
Author: Durocher M.E., Burchell P.S., Andrews A.J.
Publisher Name: Ontario Geological Survey
Location:
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