Ontario Geological Survey
Permanent Link to this Record:
MDI42E04NE00008
Record Name(s) | Vos Amethyst Occurrence - 9999 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1997-Feb-28 |
Date Last Modified | 2022-May-06 |
Created By | |
Revised By |
Primary Commodities: Amethyst
Secondary Commodities: Mineral Specimen
Township or Area: Kabamichigama Lake Area
Latitude: 49° 11' 25.41" Longitude: -87° 38' 3.03"
UTM Zone: 16 Easting: 453791.984 Northing: 5448814.732 UTM Datum: NAD83
Resident Geologist District: Thunder Bay South
NTS Grid: 42E04NE
Point Location Description: Trench?
Location Method: Other Literature
Access Description: Follow the main Camp 81 Domtar Woodlands Road (branches off Highway 17 roughly 16 km east of Nipigon) for 48 km until you reach the Quoits Lake Road (MN RD 2). Proceed 9 km to the southwest, to Sport Creek. The showing is 400 m west of the creek.
1992: J.C. and J. Vos conducted prospecting and discovered the Vos amethyst occurrence. 1993: Additional prospecting and staking was conducted in the Klersy-Quoits Lake area.
Province: Superior
Geological Age: Archean
Dec 07, 2005 (B Nelson) - The bedrock consists of pink biotite granite bordered by metasedimentary migmatite. Amethyst veins up to 12.5 cm in width and exhibiting a deep purple color were discovered in the Klersy-Quoits Lake area. The amethyst veins strike 118 degrees and dip 74 degrees SW. The veins display a cockscomb texture and are hosted by a medium to coarse grained granite. The veins are exposed over a strike length of 75 m.
Rock Type | Rank | Composition | Texture | Relationship | Granite | 1 | Biotite Granite | Host |
---|---|---|---|---|
Diatexite Migmatite | 2 | Near | ||
Vein | 3 | Amethyst | Host |
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Amethyst | Economic | Ore | ||||
Quartz | Alteration | Hydrothermal | 1 | Veins |
Dec 07, 2005 (B Nelson) - The veins vary from white to amethystine quartz to a dark purple color.
Date: Feb 28, 1997
Geologist: B Nelson
Notes: Resident Geologist personnel visited the occurrence July 21, 1993.
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:
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:
File - Schreiber-Hemlo Resident Geologist Mineral Deposit Files, Thunder Bay office
Publication Number: Min Dep Date:
Author:
Publisher Name:
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:
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:
Mono - Amethyst in the Thunder Bay Area
Publication Number: OFR5891 Date: 1994
Author: Garland M.I.
Publisher Name: Ontario Geological Survey
Location:
Compend - Report of Activities 1992, Resident Geologists
Publication Number: MP161 Page: 140 Date: 1993
Author: Fenwick K.G., Pitts A.E., Newsome J.W.
Publisher Name: Ontario Geological Survey
Location:
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For detailed information regarding this mineral record please contact the Thunder Bay South Resident Geologist District Office