Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31E12SE00008

Record: MDI31E12SE00008

General

Mineral Record Identification
Record Name(s) Starrat Occurrence - 1942
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1991-Feb-14
Date Last Modified 2022-Jan-28
Created By
Revised By

Commodities

Primary Commodities: Marble (Structural Material)



Location

Township or Area: Ryerson, Ryerson, Ryerson

Latitude: 45° 32' 40.85"    Longitude: -79° 33' 7.43"

UTM Zone: 17    Easting: 613032.998   Northing: 5044480.004    UTM Datum: NAD83

Resident Geologist District: Sudbury

NTS Grid: 31E12SE

Point Location Description: approximate

Location Method: Data Compilation



Geology

Province: Grenville

Subprovince: Central Gneiss Belt

Geological Age: Mesoproterozoic  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Marble 1 Is

Lithology Comments

Jan 04, 2012 (A Wilson) - A small pit exposes the marble on the north side of concession road 4. The marble in this pit is fairly clean, with bands of disseminated pyroxene, graphite and larger clasts of plagioclase feldspar. The band appears to be about 110 m wide at this point, but exposure is not good. In the footwall on the western side of the ridge are inclusions of hornblende-biotite diorite.




Mineralization Comments

Jan 04, 2012 (A Wilson) - A typical analysis of the marble is: 44.50% CaO, 0.322% MgO, 0.805% Fe2O3, 0.023% MnO, 2160 ppm Sr and 35.89% CO2.



Mineral Record Details

References

Part - Mineral occurrences in Parry Sound District

Publication Number: ARV51-02 Scale:     Date: 1998

Author: Satterly J.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Limestone (crystalline marble) in the Parry Sound-Huntsville area

Publication Number: OFR5687 Scale:     Date: 1988

Author: Marmont C.

Publisher Name: Ontario Geological Survey

Location:


Mono - Building stone, feldspar and limestone resources in central Ontario

Publication Number: OFR5760 Scale:     Date: 1991

Author: Marmont C.

Publisher Name: Ontario Geological Survey

Location:


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