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Ontario Geological Survey
Permanent Link to this Record:
MDI41P09NW00049
| Record Name(s) | Langham Cobalt Mines Ltd. Property - 1909, Gavin Hamilton Shaft - 1908, L. Craig Property - 1963 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1990-Dec-05 |
| Date Last Modified | 2022-Sep-19 |
| Created By | |
| Revised By |
Primary Commodities: Silver
Township or Area: James
Latitude: 47° 42' .97" Longitude: -80° 16' 49.49"
UTM Zone: 17 Easting: 553988.001 Northing: 5283238.001 UTM Datum: NAD83
Resident Geologist District: Kirkland Lake
NTS Grid: 41P09NW
Point Location Description: Shaft
Location Method: AMIS Site Visit
1909-1910: Langham Cobalt Mines Ltd. - shaft sinking, underground development, prospecting, stripping, Gavin Hamilton shaft sunk to 160 ft and Langham Cobalt Shaft sunk to 60 ft.; Gavin Hamilton shaft is in SW corner of NE1/4 of S1/2 of Lot 1 Con 3; Langham shaft is 450 west. 1963: McAdam Mining Corp. Ltd. - DD
Province: Southern
Subprovince: Cobalt Basin
Supergroup: Huronian Supergroup
Formation Group: Cobalt Group
Geological Age: Paleoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Vein | 1 | Calcite | Host |
|---|---|---|---|---|
| Diabase | 2 | Diabase | Contains | |
| Siltstone | 3 | Footwall |
Oct 11, 2011 (A Wilson) - A N75W trending lineament passes to the north of the Gavin Hamilton shaft. The Langham shaft was sunk on a 10 inch wide calcite vein containing brecciated diabase fragments. The vein is vertical and strikes N50E. The Gavin Hamilton shaft was sunk on the No 3 vein which ranges from 4 to 24 inches in width
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 5 | Niccolite | Economic | Ore | ||||
| 1 | Pyrite | Economic | Gangue | ||||
| 2 | Bornite | Economic | Gangue | ||||
| 3 | Chalcopyrite | Economic | Gangue | ||||
| 4 | Cobaltite | Economic | Gangue |
Oct 11, 2011 (A Wilson) - Assays from the sampling completed by Langham Cobalt Mines Limited include: 54.30 oz/t Ag from No 1 vein. 15.00 oz/t Ag from No. 2 vein, 3.60 oz/t Ag from No. 3 vein, 2.60 oz/t Ag from No. 4 vein, 9.70 oz/t Ag from No. 5 vein and 1583.00 oz/t Ag from the No. 6 vein. The veins reportedly strike east-west. Assays from diamond drilling completed by McAdam Mining Corp. in 1963 include: 529 oz/t Ag over 8 inches, 871 oz/t Ag over 4.5 inches and 91 oz/t Ag over 3.5 inches.
| Rank | Classification |
|---|---|
| 1 | Vein |
| Rank | Characteristic |
|---|---|
| 1 | Vein |
File - Resident Geologist files CO-1245, CO-1252, CO-1256
Publication Number: Date:
Author:
Publisher Name:
Location: Kirkland Lake RGP office
Map - Mickle and James townships, Timiskaming District
Publication Number: M2151 Scale: 1:31,680 Date: 1968
Author: MacKean B.E.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Geology of the Elk Lake area, District of Timiskaming
Publication Number: R062 Page: 29-30 Date: 1968
Author: MacKean B.E.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Silver cobalt calcite vein deposits of Ontario
Publication Number: MDC010 Page: 357 Date: 1968
Author: Sergiades A.O.
Publisher Name: Ontario Dept. of Mines
Location:
Part - Mines of Ontario
Publication Number: ARV18-01.002 Page: 126 Date: 1998
Author: Corkill E.T.
Publisher Name: Ontario Bureau of Mines
Location:
Part - Mines of Ontario
Publication Number: ARV19-01.003 Page: 115 Date: 1998
Author: Corkill E.T.
Publisher Name: Ontario Bureau of Mines
Location:
Map - James Township, District of Timiskaming
Publication Number: P0239 Scale: 1:15,840 Date: 1997
Author: MacKean B.E.
Publisher Name: Ontario Dept. of Mines
Location:
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For detailed information regarding this mineral record please contact the Kirkland Lake Resident Geologist District Office