Ontario Geological Survey
Permanent Link to this Record:
MDI31D10NE00021
| Record Name(s) | Crystal Lake Roadcut - 1991, Crystal Lake Fluoborite - 2000 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 1991-Jan-07 |
| Date Last Modified | 2022-Apr-13 |
| Created By | |
| Revised By |
Primary Commodities: Miscellaneous Stone
Township or Area: Galway
Latitude: 44° 44' 53.43" Longitude: -78° 30' 8.44"
UTM Zone: 17 Easting: 697714.53 Northing: 4958011.089 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31D10NE
Point Location Description: Point 10 km NE of Union Creek.
Location Method: Conversion from MDI
Access Description: From Minden at the junction of Hwy 121 and Hwy 35 proceed S on Hwy 121/35 for 3.9 km to the roadcut (turn-off to Minden business section at 2.6 km).
Mineral location : fluoborite (exceptional specimens have been obtained here), norbergite (orange) + clinoamphibole, serpentine, fluorite (violet and amber), mica, rutile, graphite and pyrrhotite. Also, peristerite in the pegmatite. Fluoborite fluoresces in U.V. light, for identification.
Province: Grenville
Geological Age: Mesoproterozoic
Dec 07, 2005 (C Papertzian) - Pegmatite in dolomitic marble.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Fluorite | Economic | Ore | ||||
| 2 | Graphite | Economic | Ore | ||||
| 3 | Mica | Economic | Ore | ||||
| 4 | Rutile | Economic | Ore | ||||
| 5 | Serpentine | Economic | Ore | ||||
| 6 | Tremolite | Economic | Ore |
Publication - New occurrences of minerals in parts of Ontario; Geological Survey of Canada, Paper no. 77-1A
Publication Number: GSC Paper 77-1A Page: 336 Date: 1977
Author: Sabina, A P
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/102715
Publication - Catalogue of Canadian minerals; Geological Survey of Canada, Paper 80-18
Publication Number: Paper 80-18 Page: 144 Date: 1980
Author: Traill, R J
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/119519
Publication - Rocks and minerals for the collector: Bancroft - Parry Sound area and southern Ontario; Geological Survey of Canada, Miscellaneous Report 39
Publication Number: GSC Misc Rep 39 Page: 61-62 Date: 1996
Author: Sabina, A P
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/121046
Book - MIN RECORD 1982, VOL 13 #4, P223
Publication Number: N/A Date: 1996
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