Ontario Geological Survey
Permanent Link to this Record:
MDI42E03NW00009
| Record Name(s) | Gravel River Occurrence - 1991 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Discretionary Occurrence |
| Date Created | 1991-Apr-02 |
| Date Last Modified | 2022-May-09 |
| Created By | |
| Revised By |
Primary Commodities: Lead
Township or Area: Dickison Lake Area
Latitude: 49° 9' 11.18" Longitude: -87° 27' 9.13"
UTM Zone: 16 Easting: 467001.992 Northing: 5444574.647 UTM Datum: NAD83
Resident Geologist District: Thunder Bay South
NTS Grid: 42E03NW
Point Location Description: Unknown
Location Method: Data Compilation
Access Description: The occurrence is approximately 2.5 km northwest of Greenhedge Lake at the Gravel River Fault (claim map G-31). Access is attained by aircraft into Greenhedge Lake or by helicopter into the Gravel River area.
1928: The area was staked but no work recorded. 1931: Prospecting and staking; Canada Gold Ventures Syndicate. 1954: Geological investigation; M.W. Bartley for the C.N.R. 1970: Geological mapping; M. Carter (ODM). 1973: Geological and geophysical surveys; K. Sperle and Thorex Ltd. 1983-1987: Prospecting; N. Hibbart, J. Marcella, D. McCullough and others. 1986: Airborne geophysical survey; K. Sperle.
Province: Superior
Geological Age: Archean
Dec 07, 2005 (D McKay) - Bartley (1954) described the occurrence as follows: Three quarters of a mile northwest of the copper occurrence, a large vein of quartz 90 feet wide, is mineralized with pyrite and minor galena.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Galena | Economic | Ore | ||||
| 2 | Pyrite | Economic | Ore | ||||
| 1 | Quartz | Economic | Gangue | ||||
| Quartz | Alteration | Hydrothermal | 1 | Veins |
Dec 07, 2005 (D McKay) - Bartley (1954) states: a large vein of quartz 90 feet wide, is mineralized with pyrite and minor galena. No assay data are reported.
File - Schreiber-Hemlo Resident Geologist Mineral Deposit Files
Publication Number: Min Dep Date:
Author:
Publisher Name:
Location: Thunder Bay RGP
Map - Nipigon-Schreiber, geological compilation series, Thunder Bay District
Publication Number: M2232 Scale: 1:253,440 Date: 1973
Author: Carter M.W., McIlwaine W.H., Wisbey P.A.
Publisher Name: Ontario Division of Mines
Location:
Map - Dickison Lake, Thunder Bay District
Publication Number: M2293 Scale: 1:63,360 Date: 1974
Author: Carter M.W.
Publisher Name: Ontario Division of Mines
Location:
Mono - Mineral Occurrences in the Nipigon-Marathon Area, Volumes 1 and 2.
Publication Number: OFR5951 Date: 1996
Author: Schnieders B.R., Smyk M.C., Speed A.A., McKay D.B.
Publisher Name: Ontario Geological Survey
Location:
MonoMap - Geology of the Dickison Lake area, District of Thunder Bay
Publication Number: R123 Date: 1975
Author: Carter M.W.
Publisher Name: Ontario Division of Mines
Location:
Book - DICKISON LAKE AREA, UNPUBLISHED RPT, C.N.R. DEVELOPMENT SECTION, 10P.
Publication Number: CNR RPT Date: 1955
Author: Bartley, M.W.
Publisher Name:
Location: Thunder Bay RGP
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