Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31F04SE00076

Record: MDI31F04SE00076

General

Mineral Record Identification
Record Name(s) Road Cut Highway 28 - 1986
Related Record Type Simple
Related Record(s)
Record Status Discretionary Occurrence
Date Created 1994-Jun-08
Date Last Modified 2022-Apr-26
Created By
Revised By

Commodities

Primary Commodities: Gypsum, Mineral Specimen



Location

Township or Area: Mayo

Latitude: 45° 5' 40.1"    Longitude: -77° 39' 16.32"

UTM Zone: 18    Easting: 291126.472   Northing: 4996873.275    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31F04SE

Point Location Description: General

Location Method: Data Compilation

Access Description: On Hwy 28, 0.7 km north of Belton Lake.



Geology

Province: Grenville

Subprovince: Central Metasedimentary Belt

Geological Age: Mesoproterozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Paragneiss 1 Contains

Lithology Comments

Oct 18, 2011 (A Wilson) - Acicular crystals of gypsum form tufts and botyroidal encrustations on rusty biotite-plagioclase gneiss. Goethite is associated with the gypsum.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1GypsumEconomicOre
2GoethiteEconomicOre

Mineral Record Details

References

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 Page: 20  Date: 1986

Author: Sabina, A.P.

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/121046


Map - Precambrian Geology, Bancroft Area

Publication Number: P3385 Scale: 1:50,000    Date: 1998

Author: Lumbers S.B., Vertolli V.M.

Publisher Name: Ontario Geological Survey

Location:


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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office