Ontario Geological Survey
Permanent Link to this Record:
MDI31E11NE00034
| Record Name(s) | OGS Sample 81-RK-45 - 1981 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Discretionary Occurrence |
| Date Created | 1991-Feb-14 |
| Date Last Modified | 2022-Jan-27 |
| Created By | |
| Revised By |
Primary Commodities: Nickel, Copper
Township or Area: Proudfoot
Latitude: 45° 40' 17.82" Longitude: -79° 15' 51.51"
UTM Zone: 17 Easting: 635190.997 Northing: 5059027.995 UTM Datum: NAD83
Resident Geologist District: Sudbury
NTS Grid: 31E11NE
Point Location Description: Precise
Location Method: AMIS Site Visit
Access Description: Take Yonge Street east from Burks Falls for 15.7km (becomes the Sandy Lake road). Turn nrtheast on loon Lake Road north and follow for 4.6km keeping to left. Traverse 1100m southwest to the Tea Lake Creek. Traverse south along the edge of Tea Lake to the trail.
Pre-1942 a test pit, 2.3x2m, was sunk at the base of 12,2m cliff. Post 1942 (worked in last 15 years) another pit was excavated and 30 tonnes of material was removed.
Province: Grenville
Subprovince: Central Gneiss Belt
Geological Age: Mesoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Paragneiss | 1 | Hornblende | Host |
|---|---|---|---|---|
| Pegmatite | 2 | Intrudes |
Dec 14, 2011 (A Wilson) - A series of hornblende, biotite and felsic gneisses occur within the general area. Minor pegmatite dikes are found cutting the gneisses.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Pyrite | Economic | Ore | ||||
| 2 | Chalcopyrite | Economic | Ore | ||||
| 3 | Pyrrhotite | Economic | Ore | ||||
| 4 | Pentlandite | Economic | Ore |
Dec 14, 2011 (A Wilson) - Sulphide mineralization is restricted to the hornblende gneisses. A sample of gneiss containing 5-10% sulphides returned: 180 ppm Cu, 3 ppm Pb, 12 ppm Zn. Sample 81-RK-46 taken from a non-mineralized section of hornblende gneiss assayed 14 ppm Cu, 3 ppm Pb, 40 ppm Zn, 0.2 ppm Ag, 5 ppb Au.
Part - Mineral occurrences in Parry Sound District
Publication Number: ARV51-02 Scale: Date: 1998
Author: Satterly J.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - The gold potential of the Huntsville-Parry Sound area of Ontario
Publication Number: OFR5521 Scale: Date: 1984
Author: Villard D.J., Keevil R., Hogg A.
Publisher Name: Ontario Geological Survey
Location:
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