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Ontario Geological Survey
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MDI31D09NW00066
| Record Name(s) | Coballoy - 1956, Crystal Lake (Silver Crater) Mine - 1955, Crystal Lake Property - 1955 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1982-Aug-27 |
| Date Last Modified | 2024-Aug-15 |
| Created By | |
| Revised By |
Primary Commodities: Uranium
Secondary Commodities: Thorium
Township or Area: Galway
Latitude: 44° 44' 49.96" Longitude: -78° 29' 34.57"
UTM Zone: 17 Easting: 698462.537 Northing: 4957927.088 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31D09NW
Point Location Description: N end of portage on S side of Crystal Lake.
Location Method: Conversion from MDI
Access Description: From Bobcaygeon travel N on Hwy 649 to Hwy 121, then N on Hwy 121 for 2.8 km to Union Creek. Drive E on the township road for 9.2 km, then follow a trail along Crystal Lake for 1.3 km to a bridge. The property lies 250 m to the W of Nogies Creek (walk across the road and follow the path along the river for about 75 yds).
1954-5: scintillometer survey, 52 pits/trenches and 3,287 ft of drilling (21 holes) by Silver Crater Mines Ltd on their property (optioned) which covered patented lot 25, con10, lots 21, 23, 25, 27-9, con 10 and lots 23, 24, 26-29, con 9. 1956-7: Coballoy Mines and Refiners Ltd (Tait Group) developed a 300 ft adit (about 100 ft below the crest of the hill) with 310 ft of drifting and 135 ft of cross-cutting. 1970: Swiss Oils of Canada Ltd carried out spectrometer and geological surveys on a property to the N - which included lot 23, con 10.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 63A.251 | 31D16SW0039 | 31D16SW0039 |
| 2.249 | 31D16SW0042 | 31D16SW0042 |
Province: Grenville
Geological Age: Mesoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Pegmatite | 1 | Contains |
|---|
Dec 07, 2005 (C Papertzian) - Radioactive mineral occurrences are erratically distributed in this area, but the most important occur in 3 pegmatitic sills in lots 23 and 25, con 10 (there is no lot 24). Quartz is black and feldspar red or purplish-red in more radioactive locations. See OGS 1956 for a detailed description.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Allanite | Economic | Ore | ||||
| 2 | Thorite | Economic | Ore | ||||
| 3 | Titanite | Economic | Ore | ||||
| 4 | Uranophane | Economic | Ore | ||||
| 5 | Uranothorite | Economic | Ore | ||||
| 6 | Zircon | Economic | Ore | ||||
| 7 | Cyrtolite | Economic | Ore |
May 16, 2022 (Q Unknown) - Mineral location: peristerite (deep blue) + allanite, uranothorite, thorite, uranophane, cyrtolite (associated with titanite, amphibole and pyrite). Scapolite and fluorite in calcite.
Book - Canadian deposits of uranium and thorium; Geological Survey of Canada, Economic Geology Series 16
Publication Number: Econ Geol 16 Page: 261 Date: 1962
Author: Lang, A H; Griffith, J W; Steacy, H R
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/102450
Part - Radioactive mineral occurrences in the Bancroft area
Publication Number: ARV65-06 Page: 172-173 Date: 1998
Author: Satterly J., Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Uranium and thorium deposits of southern Ontario
Publication Number: MDC004 Page: 62-23 Date: 1967
Author: Hewitt D.F.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Some radioactive mineral occurrences in the counties or districts of Frontenac, Haliburton, Hastings, Manitoulin, Nipissing, Parry Sound, Peterborough, and Renfrew
Publication Number: OFR5057 Page: 75 Date: 1997
Author: Satterly J.
Publisher Name: Ontario Dept. of Mines and Northern Affairs
Location:
Mono - An inventory of the mineral resources in Peterborough County
Publication Number: OFR5635 Page: 236-7 Date: 1987
Author: Menard A.G.
Publisher Name: Ontario Geological Survey
Location:
Publication - Rocks and minerals for the collector: Bancroft - Parry Sound area and southern Ontario; Geological Survey of Canada, Miscellaneous Report 39
Publication Number: GSC MR 39 Page: 63-64 Date: 1986
Author: Sabina, A P
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/121046
Mono - A catalogue of the Ontario localities represented by the mineral collection of the Royal Ontario Museum
Publication Number: MP070 Page: 24-5,285,402,440 Date: 1977
Author: Satterly J.
Publisher Name: Ontario Geological Survey
Location:
Part - Mining operations in 1957
Publication Number: ARV67-02 Page: 150 Date: 1997
Author: Field D.J.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Uranium and thorium deposits of southern Ontario
Publication Number: OFR5311 Page: 493 Date: 1981
Author: Gordon J.B., Rybak U.C., Robertson J.A.
Publisher Name: Ontario Geological Survey
Location:
Book - Resident Geologist files 1982
Publication Number: Date: 2000
Author:
Publisher Name:
Location:
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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office