Ontario Geological Survey
Permanent Link to this Record:
MDI31F06NE00078
Record Name(s) | South Algona Sebastopol Nepheline - 1981 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Discretionary Occurrence |
Date Created | 1993-May-19 |
Date Last Modified | 2022-Jun-15 |
Created By | |
Revised By |
Primary Commodities: Nepheline Syenite
Township or Area: Sebastopol, Algona
Latitude: 45° 28' 24.78" Longitude: -77° 14' 57.84"
UTM Zone: 18 Easting: 324179.997 Northing: 5038019.001 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F06NE
Point Location Description: approximate
Location Method: Data Compilation
Access Description: 0.8 km east of Hermitage Lake.
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Pegmatite | 1 | Nepheline Syenite | Contains |
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Syenite | 2 | Contains |
Jun 13, 2011 (A Wilson) - The nepheline syenite pegmatite zone extends for a strike length of about 3 km and has a maximum width of about 0.3 km. The zone contains 25 - 30% nepheline syenite bodies.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
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1 | Nepheline | Economic | Ore |
Jun 13, 2011 (A Wilson) - The nepheline syenite bodies contain on average 30-40% nepheline. Other minerals include albite, biotite and magnetite, and in a few places, sodalite. The nepheline is creamy white in colour and in a few places is pink. Crystals vary in size from a few centimeters to 20-30 cm embedded in an albite matrix.
Rank | Classification |
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1 | Pegmatite |
Rank | Characteristic |
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1 | Intrusive |
MonoMap - Geology of the Clontarf area, Renfrew County
Publication Number: R209 Page: 47-48 Date: 1981
Author: Themistocleous S.G.
Publisher Name: Ontario Geological Survey
Location:
Map - Clontarf, Renfrew County
Publication Number: M2433 Scale: 1:31,680 Date: 1980
Author: Themistocleous S.G.
Publisher Name: Ontario Geological Survey
Location:
Part - Mineral occurrences in the Renfrew area
Publication Number: ARV53-03 Page: 92 Date: 1998
Author: Satterly J.
Publisher Name: Ontario Dept. of Mines
Location:
Part - Economic geology of eastern Ontario, corundum and other minerals
Publication Number: ARV07-03.001 Date: 1998
Author: Miller W.G., Goodwin W.L.
Publisher Name: Ontario Bureau of Mines
Location:
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