Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31C12SE00070

Record: MDI31C12SE00070

General

Mineral Record Identification
Record Name(s) Stoklosar - 1991, McEwan - 1991
Related Record Type Simple
Related Record(s)
Record Status Past Producing Mine Without Reserves or Resources
Date Created 1991-Feb-28
Date Last Modified 2024-Aug-21
Created By
Revised By

Commodities

Primary Commodities: Marble (Structural Material)



Location

Township or Area: Madoc

Latitude: 44° 35' 57.33"    Longitude: -77° 31' 34.54"

UTM Zone: 18    Easting: 299508   Northing: 4941539    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31C12SE

Point Location Description: Flooded quarry on satellite imagery

Location Method: Data Compilation

Access Description: Drive 10.4 km north of Madoc on Hwy #62 from the junction of Hwy's 7 and 62. The quarry is about 60 m in on the west side of the road.



Exploration History

Terrazzo chips are produced from deposits of buff, white, black and red Grenville limestone. The exposed width of the high-purity dolomite zone is about 30 m.


Geology

Province: Grenville

Domain: Grimsthorpe

Geological Age: Mesoproterozoic  



Geology Comments

Jul 22, 2024 (Nazha Sabiri) - "Both calcitic and dolomitic marbles are exposed in the Calcitic marbles are white to grey and commonly banded, striking north to northwest and dipping eastward. They are fine to medium grained and may contain up to 30% siliceous impurities. The dolomitic units are fine grained, massive, buff to yellowish, and contain up to 20% impurities, predominantly quartz and tremolite with lesser amounts of phlogopite, talc, calcite, and hematite" (OFR5712, p. 86).




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Dolomite Marble 1 Is
Calcite Marble 2 Is

Mineral Record Details

References

Mono - Building stone of eastern Ontario, southern Ontario

Publication Number: OFR5556 Page: 71  Date: 1985

Author: Verschuren C.P., van Haaften S., Kingston P.W.

Publisher Name: Ontario Geological Survey

Location:


Mono - Precambrian dolomite resources in southeastern Ontario

Publication Number: OFR5712 Page: 86-90  Date: 1990

Author: LeBaron P.S., MacKinnon A.

Publisher Name: Ontario Geological Survey

Location:


Publication - Limestones of Canada, their occurrence and characteristics, part IV, Ontario

Publication Number: CMB Pub 781 Page: 100-103  Date: 1938

Author: Goudge, M F

Publisher Name: Canada Mines Branch

Location: https://doi.org/10.4095/75823


MonoMap - Geology of base metal, precious metal, iron, and molybdenum deposits in the Pembroke-Renfrew area

Publication Number: MDC020 Page: 134-135  Date: 1980

Author: Carter T.R., Colvine A.C., Meyn H.D.

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