Ontario Geological Survey
Permanent Link to this Record:
MDI52C09NE00010
| Record Name(s) | Hidden Treasure West - 1987 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1991-Jan-24 |
| Date Last Modified | 2022-Mar-02 |
| Created By | |
| Revised By |
Primary Commodities: Gold
Township or Area: Factor Lake Area
Latitude: 48° 44' 58.86" Longitude: -92° 10' 41.3"
UTM Zone: 15 Easting: 560413.44 Northing: 5399955.51 UTM Datum: NAD83
Resident Geologist District: Thunder Bay South
NTS Grid: 52C09NE
Point Location Description: Sample 3661 from map in Assessment report 52C09NE0009
Location Method: Based on Assessment
1987: Noranda Exploration Company Ltd. carried prospecting, mapping and sampling.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 2.10997 | 52C09NE0009 | 52C09NE0009 |
Province: Superior
Subprovince: Wabigoon
Geological Age: Archean
| Rock Type | Rank | Composition | Texture | Relationship | Ironstone-unsubdivided | 1 | Host |
|---|---|---|---|---|
| Terrigenous-Clastic-Unsubdivided | 2 | |||
| Mafic lava flow-unsubdivided | 3 | |||
| Felsic lava flow-unsubdivided | 4 |
Sep 14, 2020 (Therese Pettigrew) - Narrow bands of ironstone, ranging in width from one centimeter to one meter, are common within the siltstone unit. Folding of these rocks and Injections of quartz as pods and veins were observed. The ironstone is often interlayered with jasper, but more frequently it is composed of massive magnetite. Near the eastern end of the west group, sediments and Ironstones are interbedded with felsic and mafic volcanics. Individual units of the sediments appear discontinuous in this area and are difficult to follow for any distance (Assessment report 52C09NE0009).
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Pyrite | Economic | Ore | ||||
| 2 | Magnetite | Economic | Ore |
Sep 14, 2020 (Therese Pettigrew) - Small bands of iron formation are found within the sedimentary rocks. The ironstone is often folded and contains small quartz pods and veins in these areas. Sulphides are rarely seen in the veins. One gold value of 1.37 g/t Au was obtained from sulphide-bearing sediments along the claim boundary of 965030 and 031 (Assessment report 52C09NE0009).
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