Ontario Geological Survey
Permanent Link to this Record:
MDI53A10NE00004
| Record Name(s) | Horley Lake Occurrence - 1971, Rowlandson Zinc 2 - 1971, Canadian Nickel Company Ltd. DDH 49115 Zinc - 1971 |
|---|---|
| Related Record Type | Simple |
| Record Status | Discretionary Occurrence |
| Date Created | 1996-Dec-02 |
| Date Last Modified | 2021-Dec-13 |
| Created By | C Salo |
| Revised By | Therese Pettigrew |
Primary Commodities: Zinc
Secondary Commodities: Copper
Township or Area: Nibinamik Lake Area
Latitude: 52° 40' 45.57" Longitude: -88° 34' 54.46"
UTM Zone: 16 Easting: 393064 Northing: 5837773 UTM Datum: NAD83
Resident Geologist District: Thunder Bay North
NTS Grid: 53A10NE
Point Location Description: Diamond drill hole
Location Method: Data Compilation
Access Description: Located 8 km west of Horley Lake & 5.6 km southwest of Nibinamik Lake. Occ. approx. 70 km northwest of Lansdowne House. Accessible by helicopter from Pickle Lake.
1971-1972: Canadian Nickel Company Ltd. drilled 23 DDH totalling 2649 m in the greater area, including 3 DDH totalling 449.9 m at this location.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 10 | 53A10NE0005 | 53A10NE0005 |
Province: Superior
Subprovince: Sachigo
Terrane: North Caribou
Belt: Wunnummin Lake
Geological Age: Archean
Dec 07, 2005 (C Salo) - The occurrences is situated in Mafic to felsic metavolcanic rocks and metasedimentary and minor units of sulphide-facies iron formation assembalges underlain by synvolcanic plutons and intruded by younger felsic intrusions and larger batholithic complexes. The stull Lake-Wunnummin Lake fault zone strikes northwest and occurs north of ddh. 70% sulphides with 7% sphalerite over 1.5m at contact of andesite and rhyolite, 10% sphalerite stringer in rhyolite with minor to trace sulphides occurring in andesite.
| Rock Type | Rank | Composition | Texture | Relationship | Mafic pillowed flow | 1 | Pillows | Near |
|---|---|---|---|---|
| Felsic lava flow-unsubdivided | 2 | Rhyolite | Host | |
| Intermediate lava flow-unsubdivided | 3 | Andesite | Near |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Pyrrhotite | Economic | Ore | ||||
| 2 | Pyrite | Economic | Ore | ||||
| 3 | Sphalerite | Economic | Ore | ||||
| 4 | Chalcopyrite | Economic | Ore |
Sep 12, 2019 (C Salo) - 70% sulphides with 7% sphalerite over 1.5 m at contact of andesite and rhyolite, 10% sphalerite stringer in rhyolite with minor to trace sulphides occurring in andesite. No assays were reported (Assessment file 53A10NE0005).
Map - Geological series, Operation Winisk Lake, Wapikopa Lake, District of Kenora (Patricia Portion)
Publication Number: P0715 Scale: 1:126,720 Date: 1997
Author: Thurston P.C., Sage R.P., Siragusa G.M., Stott G.M.
Publisher Name: Ontario Dept. of Mines and Northern Affairs
MonoMap - Geology of Winisk Lake area, District of Kenora, Patricia Portion
Publication Number: R193 Scale: Date: 1980
Author: Thurston P.C., Sage R.P., Siragusa G.M.
Publisher Name: Ontario Geological Survey
Map - Winisk Lake, geological compilation series, Kenora District
Publication Number: M2287 Scale: 1:253,440 Date: 1974
Author: Thurston P.C., Siragusa G.M., Sage R.P., Riley R.A.
Publisher Name: Ontario Division of Mines
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For detailed information regarding this mineral record please contact the Thunder Bay North Resident Geologist District Office