Ontario Geological Survey
Permanent Link to this Record:
MDI42C03NW00023
| Record Name(s) | Mine Road Shear - 1989 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 2000-Dec-14 |
| Date Last Modified | 2022-Sep-09 |
| Created By | |
| Revised By |
Primary Commodities: Gold
Township or Area: Keating
Latitude: 48° 11' 59.14" Longitude: -85° 16' 14.31"
UTM Zone: 16 Easting: 628501.27 Northing: 5339949.03 UTM Datum: NAD83
Resident Geologist District: Sault Ste. Marie
NTS Grid: 42C03NW
Point Location Description: Multiple quartz veins on shoulder of Eagle River Mine road south of Spring Lake
Location Method: Data Compilation
Access Description: The site is accessible via the Eagle River Mine/Paint Lake road. Drive west along the road for approximately 24 km to where a disused forestry road heads northeast towards Bennett Lake. The mine road follows the shear from approximately the old University River bridge crossing to the Bog Lake area.
1980: International Corona Resources - airborne geophysics. 1989-90: Corona Corporation - mapping, sampling, prospecting.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| Keating-0017 | 42C07SW0031 | 42C07SW0031 |
| WPABOTOSSAWAY29 | 20000018787 | 20000018787 |
| WP Corbiere-14 | 42C06SE0002 | 42C06SE0002 |
Province: Superior
Subprovince: Wawa
Terrane: Wawa-Abitibi
Belt: Michipicoten
Geological Age: Archean
Metamorphism Type: Regional
Metamorphism Grade: Greenschist
| Rock Type | Rank | Composition | Texture | Relationship | Schist-Unsubdivided | 1 | Sericite-Chlorite | Sheared | Host |
|---|
Dec 07, 2005 (A Wilson) - The shear zone consists of chlorite-sericite-carbonate schist with disrupted quartz-tourmaline veins. The gold values from the quartz veins are consistently anomalous along the trend. The zone is intensely sheared and shows strong carbonate alteration.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Tourmaline | Economic | Gangue | ||||
| 2 | Pyrite | Economic | Gangue | ||||
| Ankerite | Alteration | Carbonatization | 1 | Medium | Replacement |
Dec 07, 2005 (A Wilson) - Anomalous gold values usually range between 700 and 1000 ppb from quartz veins along the road. Occasional grab samples will return values up to 1.5 g/t Au.
| Rank | Classification |
|---|---|
| 1 | Replacement |
| Rank | Characteristic |
|---|---|
| 1 | Sheared |
| Shape | Length | Thickness | Depth | Strike | Dip | Plunge | Trend | Age | Reference |
|---|---|---|---|---|---|---|---|---|---|
| Irregular | 6000 | 500 | 80 |
Map - Geology of the Iron Lake Area
Publication Number: OFM0116 Scale: 1:15,840 Date: 1988
Author: Reilly B.A.
Publisher Name:
Location:
MonoMap - Geology of the Pukaskwa River-University River area, districts of Algoma and Thunder Bay
Publication Number: R153 Date: 1977
Author: Bennett G., Thurston P.C.
Publisher Name: Ontario Division of Mines
Location:
Map - University River, Algoma and Thunder Bay districts
Publication Number: M2333 Scale: 1:63,360 Date: 1976
Author: Bennett G., Thurston P.C., Giguere J.F.
Publisher Name: Ontario Division of Mines
Location:
Mono - Geology of the Iron Lake area
Publication Number: OFR5783 Date: 1991
Author: Reilly B.A.
Publisher Name: Ontario Geological Survey
Location:
Map - Operation Pukaskwa, districts of Algoma and Thunder Bay
Publication Number: P0541 Scale: 1:126,720 Date: 1997
Author: Bennett G., Thurston P.C., Giguere J.F.
Publisher Name: Ontario Dept. of Mines
Location:
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For detailed information regarding this mineral record please contact the Sault Ste. Marie Resident Geologist District Office