Ontario Geological Survey
Permanent Link to this Record:
MDI42C15SE00023
| Record Name(s) | Nameigos Lake Sulphide Occurrence - 1973 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Discretionary Occurrence |
| Date Created | 2001-Nov-26 |
| Date Last Modified | 2022-Apr-26 |
| Created By | |
| Revised By |
Primary Commodities: Zinc
Secondary Commodities: Copper
Township or Area: Nameigos
Latitude: 48° 47' 26.02" Longitude: -84° 41' 29.66"
UTM Zone: 16 Easting: 669545 Northing: 5406744 UTM Datum: NAD83
Resident Geologist District: Timmins
NTS Grid: 42C15SE
Point Location Description: Grab sample on south shore of Nameigos Lake
Location Method: Data Compilation
Access Description: The area is most easily accessible by air from Wawa or White River.
1983: Pryme Energy and Resources : airborne geophysics. 1984: Noranda Exploration Ltd. - airborne geophysics. 2004: Teck Cominco - airborne geophysics
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| WTLizar.27 / 2.27285 | 42C16SW2002 | 42C16SW2002 |
| Nameigos 0017 / 2.6150 | 42C15SE0006 | 42C15SE0006 |
| Nameigos 0018/ 2.7486 | 42C10NW0001 | 42C10NW0001 |
Province: Superior
Subprovince: Wawa
Terrane: Wawa-Abitibi
Belt: Dayohessarah-Kabinakagami
Geological Age: Neoarchean Geochronological Age: 2.7 GA Geochron. Age Ref.: GOO Vol 1
| Rock Type | Rank | Composition | Texture | Relationship | Mafic lava flow-unsubdivided | 1 | Schistose | Host |
|---|---|---|---|---|
| Granodiorite | 2 | Near | ||
| Ironstone-unsubdivided | 3 | Adjacent |
May 26, 2014 (A Wilson) - Mineralization occurs in a 3 m wide zone within mafic metavolcanics. The zone consists of fine-grained pyrite and massive pyrite stringers up to 1.2 cm wide, interbedded with strongly weathered schists. The mineralization is adjacent to a granodioritic body.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Sphalerite | Economic | Ore | ||||
| 2 | Chalcopyrite | Economic | Ore | ||||
| 1 | Pyrite | Economic | Gangue |
May 26, 2014 (A Wilson) - A few specks of sphalerite and chalcopyrite occur in pyrite stringers. A composite grab sample collected by the OGS in 1973,returned an assay of 0.25% Zn and 0.05% Cu.
| Rank | Characteristic |
|---|---|
| 1 | Disseminated |
Map - Geological series, Nameigos-Simpson area, Nameigos and Doucett townships, District of Algoma
Publication Number: P0911 Scale: 1:31,680 Date: 1973
Author: Siragusa G.M.
Publisher Name: Ontario Division of Mines
Location:
MonoMap - Geology of the Esnagi Lake area, District of Algoma
Publication Number: R176 Page: 42 Date: 1978
Author: Siragusa G.M.
Publisher Name: Ontario Geological Survey
Location:
Book - Sudbury Timmins Algoma Mineral Program, Project 1: mineral inventory of the Sudbury-Timmins-Sault Ste. Marie region, Ontario
Publication Number: GSC OF 1087 Page: 224 Date: 1985
Author: Rose, D.G.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/129999
Map - Esnagi Lake, Algoma District
Publication Number: M2382 Scale: 1:63,360 Date: 1977
Author: Siragusa G.M.
Publisher Name: Ontario Geological Survey
Location:
Map - Precambrian Geology Compilation Series - White River Sheet
Publication Number: M2666 Scale: 1:250,000 Date: 2001
Author: Santaguida F.
Publisher Name: Ontario Geological Survey
Location:
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For detailed information regarding this mineral record please contact the Timmins Resident Geologist District Office