Ontario Geological Survey
Permanent Link to this Record:
MDI52A11NE00003
| Record Name(s) | Whitelily Lake Granite - 1996 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1996-Dec-15 |
| Date Last Modified | 2022-Feb-14 |
| Created By | |
| Revised By |
Primary Commodities: Granite
Township or Area: Onion Lake Area
Latitude: 48° 39' 32.18" Longitude: -89° 5' 22.2"
UTM Zone: 16 Easting: 346132.26 Northing: 5391649.64 UTM Datum: NAD83
Resident Geologist District: Thunder Bay South
NTS Grid: 52A11NE
Point Location Description: Outcrop
Location Method: Data Compilation
Access Description: GENERAL LOCATION: It is located approximately 20 km north of Hwy. 11-17 along Hwy. 527 (Spruce River Road). ACCESS: Highway 527 traverses the eastern portion of the pluton (Figure 15). Access to the centre is very limited.
2010: Sheridan Platinum Group Ltd. flew airborne magnetometer and radiometric surveys. 2014: S. Seeley and G. Brumpton carried out prospecting and sampling.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 2.53711 | 20000007942 | 20000007942 |
| 2.55069 | 20000008173 | 20000008173 |
Province: Superior
Subprovince: Quetico
Geological Age: Archean
Dec 07, 2005 (W Bellinger) - 6) GENERAL GEOLOGY AND STRUCTURE: The granite has intruded Archean metasediments of the Quetico Subprovince. The pluton itself is a biotite granite that is roughly circular and covers approximately 12 km2.
| Rock Type | Rank | Composition | Texture | Relationship | Granite | 1 | Porphyritic | Host |
|---|
Dec 07, 2005 (W Bellinger) - JOINTING:There are areas examined that show the unit has been cataclastically deformed. The evidence is brecciated zones and fault zones. COLOUR: In the deformed areas the stone is a red syenitic material with green amphibole. In areas of little deformation the stone is a pink colour. TEXTURE: The stone is composed of large, pink feldspar phenocrysts within a fine to medium grained quartz, feldspar, biotite matrix.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Quartz | Economic | Ore | ||||
| 2 | Feldspar | Economic | Ore | ||||
| 1 | Biotite | Economic | Gangue | ||||
| Amphibole | Alteration | Amphibolitization | 1 | Unknown | Disseminated |
Map - Gorham Township and vicinity, District of Thunder Bay, Ontario
Publication Number: ARM48C Scale: 1:63,360 Date: 1997
Author: Macdonald R.D.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Dimensional Stone Occurrences and Deposits in Northwest Ontario
Publication Number: OFR5890 Scale: Date: 1994
Author: Hinz P., Landry R.M., Gerow M.C.
Publisher Name: Ontario Geological Survey
Location:
Part - Geology of Gorham Township and vicinity
Publication Number: ARV48-03 Scale: Date: 1998
Author: Macdonald R.D.
Publisher Name: Ontario Dept. of Mines
Location:
Map - Geological compilation series, Lakehead-Shebandowan sheet, District of Thunder Bay
Publication Number: P0177 Scale: 1:126,720 Date: 1997
Author: Pye E.G., Fenwick K.G.
Publisher Name: Ontario Dept. of Mines
Location:
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For detailed information regarding this mineral record please contact the Thunder Bay South Resident Geologist District Office