Ontario Geological Survey
Permanent Link to this Record:
MDI52O07SE00006
| Record Name(s) | Ben Lake Zone #7 - 1984, Caley Lake #5 - 1993 |
|---|---|
| Related Record Type | Simple |
| Record Status | Occurrence |
| Date Created | 1990-Nov-29 |
| Date Last Modified | 2021-Dec-13 |
| Created By | Q Unknown |
| Revised By | Therese Pettigrew |
Primary Commodities: Gold
Township or Area: Caley Lake Area
Latitude: 51° 15' 44.19" Longitude: -90° 30' 59.31"
UTM Zone: 15 Easting: 673271.9 Northing: 5681921.55 UTM Datum: NAD83
Resident Geologist District: Thunder Bay North
NTS Grid: 52O07SE
Point Location Description: Outcrop
Location Method: Conversion from MDI
Access Description: This occurrence is located about 30 km southwest of Pickle Lake and 300 m east of the creek mouth at the west end of Bancroft Lake (aka Ben Lake). Access to this occurrence is by appropriately equipped aircraft to Bancroft Lake and then a traverse to the occurrence area. Bancroft Lake is very shallow with a soft bottom. It is recommended that large aircraft not land on it.
1982: 493217 Ontario Ltd. did ground mag and EM surveys which covered this occurrence. 1983-84: Moss Resources Ltd. conducted geological mapping, mag, EM, IP, rock and soil geochemistry surveys which covered this occurrence. This included trenching and sampling and was followed up by a 20 hole, 1522.78 m, diamond-drilling program. 1986: Power Explorations Inc. completed a 16 hole, 1430.43 m diamond-drilling program on a claim block including 1 DDH totalling 63.11 m on this occurrence.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 52O07SE-021 | 52O07SE0009 | 52O07SE0009 |
| 52O07SE-19 | 52O07SE0011 | 52O07SE0011 |
| 52O07SE-16 | 52O07SE9401 | 52O07SE9401 |
| 52O07SE-15 | 52O07SE0015 | 52O07SE0015 |
Province: Superior
Subprovince: Uchi
Terrane: North Caribou
Domain: Uchi
Belt: Meen-Dempster
Geological Age: Neoarchean
Dec 07, 2005 (B Nelson) - The occurrence is a 15 cm wide quartz vein cutting a 3 m wide quartz-feldspar porphyry sill which intruded a felsic metavolcanic unit. A grab sample of the quartz vein assayed 0.03 oz/ton Au.
| Rock Type | Rank | Composition | Texture | Relationship | Vein | 1 | Quartz | Contains |
|---|---|---|---|---|
| Quartz-Feldspar Porphyry | 2 | Host | ||
| Felsic lava flow-unsubdivided | 3 | Near |
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Chalcopyrite | Economic | Ore | ||||
| 2 | Pyrite | Economic | Ore | ||||
| 1 | Quartz | Economic | Gangue | ||||
| 2 | Tourmaline | Economic | Gangue |
May 29, 2020 (B Nelson) - The occurrence is a 15 cm wide quartz vein cutting a 3 m wide quartz-feldspar porphyry sill which intruded a felsic metavolcanic unit. A grab sample of the quartz vein assayed 0.03 oz/ton Au (1.03 g/t Au) (Assessment report 52O07SE0011; Seim, 1993).
May 29, 2020 (Therese Pettigrew) - DDH BL-86-3 returned up to 0.024 oz/t Au over 1 foot (0.82 g/t Au over 0.3 m) from an intermediate tuff with a pyrite-coated fracture (Assessment report 52O07SE0009).
Dec 07, 2005 (B Nelson) - Not known.
| Rank | Classification |
|---|---|
| 1 | Lode (Gold) |
| Rank | Characteristic |
|---|---|
| 1 | Vein |
Map - Cat Lake-Pickle Lake, geological compilation series, Kenora and Thunder Bay districts
Publication Number: M2218 Scale: 1:253,440 Date: 1976
Author: Sage R.P., Breaks F.W., Troup W.R.
Publisher Name: Ontario Division of Mines
MonoMap - Geology of the Cat Lake-Pickle Lake area, districts of Kenora and Thunder Bay
Publication Number: R207 Scale: Date: 1982
Author: Sage R.P., Breaks F.W.
Publisher Name: Ontario Geological Survey
Map - Precambrian geology, Muskegsagagen-Bancroft lakes area, District of Kenora (Patricia Portion)
Publication Number: M2507 Scale: 1:50,000 Date: 1986
Author: Stott G.M., Wilson A.C.
Publisher Name: Ontario Geological Survey
Mono - Mineral Deposits of the Central Portion of Uchi Subprovince, Volume 1, Meen Lake to Kesagiminnis Lake Portion
Publication Number: OFR5869 Scale: Date: 1993
Author: Seim G.Wm.
Publisher Name: Ontario Geological Survey
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