Ontario Geological Survey
Permanent Link to this Record:
MDI31M05SE00171
| Record Name(s) | Gossan - 2000, M. Simpson.and S. Wareing - 2000 |
|---|---|
| Related Record Type | Simple |
| Record Status | Occurrence |
| Date Created | 2003-Nov-17 |
| Date Last Modified | 2022-Jan-05 |
| Created By | G Grabowski |
| Revised By | A Wilson |
Primary Commodities: Diamond
Secondary Commodities: Cobalt
Township or Area: Lorrain
Latitude: 47° 15' 45.01" Longitude: -79° 35' 10.93"
UTM Zone: 17 Easting: 606943.66 Northing: 5235304.92 UTM Datum: NAD83
Resident Geologist District: Kirkland Lake
NTS Grid: 31M05SE
Point Location Description: Site #1 trench
Location Method: Field Visit with GPS
Access Description: Hound Chutes road to Pan Lake Road.
2002: Cabo Mining Corp. - DD-7-595.9; microdiamond analysis; DD-5-402 m., stripping.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 2.23715 | 31M05SE2042 | 31M05SE2042 |
| 2.23698 | 31M05SE2045 | 31M05SE2045 |
| 2.24740 | 31M05SE2050 | 31M05SE2050 |
| 2.24617 | 31M05SE2048 | 31M05SE2048 |
| 2.24017 | 31M05SE2043 | 31M05SE2043 |
Province: Southern
Subprovince: Cobalt Basin
Supergroup: Huronian Supergroup
Formation Group: Cobalt Group
Geological Age: Paleoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Breccia-unsubdivided | 1 | Mafic | Footwall |
|---|---|---|---|---|
| Lamprophyre-Unsubdivided | 2 | Intrudes | ||
| Breccia-unsubdivided | 3 | Calcite-Cobaltite | Intrudes |
Aug 23, 2017 (A Wilson) - Nipissing diabase dips south-east under Cobalt Series conglomerate towards the Lorrain Diabase Basin in the northwest part of the claim. The Cobalt Series conglomerate strikes east-northeast with a shallow SSE dip.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Silver | Economic | Ore | ||||
| 2 | Chalcopyrite | Economic | Ore | ||||
| 3 | Hematite | Economic | Gangue | ||||
| 4 | Bismuth | Economic | Gangue | ||||
| 5 | Galena | Economic | Gangue |
Aug 23, 2017 (A Wilson) - Assays ranged from 19.79 oz./t Ag over 1 ft.; 1.24 oz./t Ag over 0.8 ft. and 12.48 oz./t Ag over 4 feet. DD-R-2 included an assay of 86.1 oz./t over 0.85 ft.; DDH 4 included an assay of 11.53 oz./t over 0.2 ft.; DD215 included an assay of 2.63 oz.0.4 ft./t Au. DDH 218 returned assays ranging from 0.02 oz./t Au over 0.3 ft. to 11.19 oz./t over 0.5 ft. DDH311 returned an assay of 15.00 oz. Ag over 0.35 inches. Drill hole U86-324 returned two assays of 144.0 and 114.5 oz. over 0.81 ft. and 0.07 ft. respectively. The best silver assay from the South Zone was 13.55 oz./t over 0.3 ft. in a pink calcite vein. The best results from the north zone was 2.04 oz/t Ag. Values of 0.03 oz/ton Au to 0.085 oz./ton Au are common, and range as high as 0.374 oz./ton Au.
| Rank | Classification |
|---|---|
| 1 | Vein (Cobalt-Type) |
Mono - Silver cobalt calcite vein deposits of Ontario
Publication Number: MDC010 Scale: Date: 1968
Author: Sergiades A.O.
Publisher Name: Ontario Dept. of Mines
Map - Cobalt silver area, southeastern sheet, Timiskaming District
Publication Number: M2052 Scale: 1:12,000 Date: 1997
Author: Thomson R.
Publisher Name: Ontario Dept. of Mines
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