Ontario Geological Survey
Permanent Link to this Record:
MDI31F04SE00094
Record Name(s) | Stevens Property - 1917, Stevens Prospect - 1968 |
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Related Record Type | Simple |
Related Record(s) | |
Record Status | Occurrence |
Date Created | 1981-Mar-13 |
Date Last Modified | 2022-Jan-28 |
Created By | |
Revised By |
Primary Commodities: Iron
Township or Area: Mayo, Mayo
Latitude: 45° 4' 56.94" Longitude: -77° 36' 39.94"
UTM Zone: 18 Easting: 294501.467 Northing: 4995430.299 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F04SE
Point Location Description: approximate
Location Method: Data Compilation
Access Description: The deposit is located about 0.8 km east of a gravel road that trends south from Highway 500 at the settlement of Hermon, at a point about 2.8 km south of the highway.
pre 1914: Stripping and test pits. 1957: Dunmayo Iron Mines Ltd. - ground geophysics.
Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
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63.948 | 31F04SE9511 | 31F04SE9511 |
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
Rock Type | Rank | Composition | Texture | Relationship | Skarn | 1 | Host |
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Paragneiss | 2 | Contains | ||
Marble | 3 | Adjacent |
Oct 19, 2011 (A Wilson) - The skarn lies within a succession of paragneisses of probable volcanic origin and marbles in the hanging wall of the northeastern lobe of a tonalite intrusion. The Steven's ore body lies along the margin of the skarn zone, in its footwall.
Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
---|---|---|---|---|---|---|---|
1 | Magnetite | Economic | Ore |
Oct 19, 2011 (A Wilson) - A grab sample collected from the site by the GSC in 1913 assayed 30.70% Fe, 23.00% insolubles, 0.015% S and 0.08% P. Mineralization consists of disseminated magnetite in an ore body about 400 feet long and less than 100 feet wide. The magnetite is irregularly distributed throughout the deposit.
Rank | Classification |
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1 | Skarn |
Rank | Characteristic |
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1 | Stratabound |
Part - Geology of Dungannon and Mayo townships
Publication Number: ARV64-08 Scale: Date: 1998
Author: Hewitt D.F., James W.
Publisher Name: Ontario Dept. of Mines
Location:
Mono - Iron deposits of Ontario
Publication Number: MDC011 Scale: Date: 1968
Author: Shklanka R.
Publisher Name: Ontario Dept. of Mines
Location:
MonoMap - Geology of base metal, precious metal, iron, and molybdenum deposits in the Pembroke-Renfrew area
Publication Number: MDC020 Scale: Date: 1980
Author: Carter T.R., Colvine A.C., Meyn H.D.
Publisher Name: Ontario Geological Survey
Location:
Mono - Metallogeny of the Grenville Province, southeastern Ontario
Publication Number: OFR5515 Scale: Date: 1984
Author: Carter T.R.
Publisher Name: Ontario Geological Survey
Location:
Book - Iron ore occurrences in Canada Vol 2, p. 117
Publication Number: 217 Scale: Date: 1917
Author: E. Lindeman and L.L. Bolton
Publisher Name: DEMR
Location:
Map - Geological series, base and precious metals, iron and molybdenum deposits of Pembroke-Renfrew area, southern Ontario
Publication Number: P2211 Scale: 1:126,720 Date: 1979
Author: Carter T.R., Storey C.C.
Publisher Name: Ontario Geological Survey
Location:
Map - Dungannon and Mayo townships, County of Hastings, Ontario
Publication Number: M1955-08 Scale: 1:31,680 Date: 1997
Author: Hewitt D.F., James W.
Publisher Name: Ontario Dept. of Mines
Location:
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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