Ontario Geological Survey
Permanent Link to this Record:
MDI31F07SW00005
| Record Name(s) | Bircham Lake Dike - 1952 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Discretionary Occurrence |
| Date Created | 1985-Dec-10 |
| Date Last Modified | 2022-Apr-26 |
| Created By | |
| Revised By |
Primary Commodities: Feldspar (Nonmetals)
Township or Area: Brougham
Latitude: 45° 18' 20.16" Longitude: -76° 55' 56.47"
UTM Zone: 18 Easting: 348513 Northing: 5018716.004 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F07SW
Point Location Description: approximate
Location Method: Data Compilation
Access Description: On the SE flank of a hill.
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Pegmatite | 1 | Host |
|---|---|---|---|---|
| Syenite | 2 | Hornblende | Contains |
May 03, 2011 (A Wilson) - The dyke is described as being about 50 feet wide and at least 200 feet long and strikes N83E.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Feldspar | Economic | Ore |
May 03, 2011 (A Wilson) - The feldspar is mostly pink potassic feldspar in crystals from 6 to 12 inches across. Quartz occurs mainly as graphic intergrowths in the feldspar constitutes about 25% of the dyke.
| Rank | Classification |
|---|---|
| 1 | Pegmatite |
| Rank | Characteristic |
|---|---|
| 1 | Intrusive |
Publication - Renfrew map-area, Renfrew and Lanark counties, Ontario; Geological Survey of Canada, Paper 51-27
Publication Number: Paper 51-27 Page: 30 Date: 1951
Author: Quinn, H.A.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/101377
MonoMap - Industrial minerals of the Pembroke-Renfrew area, part 2
Publication Number: MDC022 Page: 167 Date: 1981
Author: Storey C.C., Vos M.A.
Publisher Name: Ontario Geological Survey
Location:
MonoMap - Industrial minerals of the Algonquin region
Publication Number: OFR5425 Page: 54 Date: 1983
Author: Martin W.
Publisher Name: Ontario Geological Survey
Location:
Map - Geological series, Renfrew area, eastern part, southern Ontario
Publication Number: P1838 Scale: 1:63,360 Date: 1978
Author: Lumbers S.B., Vertolli V.M.
Publisher Name: Ontario Geological Survey
Location:
Map - Geological series, industrial minerals of the Pembroke-Renfrew area, southern Ontario
Publication Number: P2209 Scale: 1:126,720 Date: 1980
Author: Vos M.A., Storey C.C.
Publisher Name: Ontario Geological Survey
Location:
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