Ontario Geological Survey
Permanent Link to this Record:
MDI31E01SE00130
Record Name(s) | Earle Occurrence - 1986, Earl Farm - 1986, Black Diamond - 1986 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1991-Mar-25 |
Date Last Modified | 2022-Mar-04 |
Created By | |
Revised By |
Primary Commodities: Marble (Structural Material)
Township or Area: Monmouth
Latitude: 45° 0' 48.3" Longitude: -78° 14' 40.01"
UTM Zone: 17 Easting: 717129 Northing: 4988135 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31E01SE
Point Location Description: General
Location Method: Data Compilation
Access Description: 2.0 km west of South Wilberforce.
Province: Grenville
Subprovince: Central Metasedimentary Belt
Terrane: Bancroft
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Marble | 1 | Host |
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Jan 26, 2017 (A Wilson) - The occurrence was formerly exposed by an open cut on the property of Mr. George Earle. The rock exposure was removed recently when the road was widened. The occurrence is described here for historic interest.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Calcite | Economic | Ore | ||||
2 | Feldspar | Economic | Ore | ||||
3 | Phlogopite | Economic | Ore | ||||
4 | Goethite | Economic | Ore | ||||
5 | Pyroxene | Economic | Ore | ||||
6 | Mica | Economic | Ore | ||||
7 | Quartz | Economic | Ore |
Jan 26, 2017 (A Wilson) - Prismatic crystals of fluor-richterite measuring up to 25 cm long occur with minor amber mica and clinopyroxene in light salmon-pink coarsely crystalline calcite. The fluor-richterite crystals are bluish grey to black, and in places are coated with goethite. The calcite fluoresces bright pink in "short" ultraviolet light and reddish pink in "long" ultraviolet light.
Dec 07, 2005 (D Laidlaw) - Prismatic crystals of fluor-richterite up to 25 cm long (MP39, p72).
Publication - Rocks and Minerals for the Collector, Bancroft-Parry Sound Area and Southern Ontario; Geological Survey of Canada, Miscellaneous Report 39
Publication Number: Misc Rep 39 Scale: Date: 1986
Author: Sabina, A.P.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/121046
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