Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31M13NE00016

Record: MDI31M13NE00016

General

Mineral Record Identification
Record Name(s) Crawford-Skead - 1991
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1991-Jan-20
Date Last Modified 2022-Sep-27
Created By
Revised By

Commodities

Primary Commodities: Gold



Location

Township or Area: Skead

Latitude: 47° 59' 54.55"    Longitude: -79° 39' 49.03"

UTM Zone: 17    Easting: 599690   Northing: 5316996    UTM Datum: NAD83

Resident Geologist District: Kirkland Lake

NTS Grid: 31M13NE

Point Location Description: AMIS 08387

Location Method: Conversion from MDI



Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Tectonic Assemblage: Blake River

Geological Age: Neoarchean  



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Lamprophyre-Unsubdivided 1 Host
Porphyry-unsubdivided 2 Host
Terrigenous-Clastic-Unsubdivided 3 Near

Lithology Comments

Jun 21, 2013 (Nazha Sabiri) - According to Burrows and Hopkins (1921) the mineralization exist along the contact of lamprophyre and porphyry in a silicified zone that carries fine grained pyrite and molybdenite. A sample from the silicified material with pyrite lying between the porphyry and lamprophyre assayed 40 cent in gold per ton.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
3MolybdeniteEconomicOre
1PyriteEconomicGangue
2QuartzEconomicGangue

Mineral Record Details

References

Map - Boston-Skead gold area, District of Timiskaming, Ontario

Publication Number: ARM30D Scale: 1:47,520    Date: 1997

Author: Burrows A.G., Hopkins P.E.

Publisher Name: Ontario Dept. of Mines

Location:


Part - Boston-Skead gold area

Publication Number: ARV30-06.001 Date: 1998

Author: Burrows A.G., Hopkins P.E.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Township of Skead, District of Timiskaming, Ontario

Publication Number: M1949-03 Scale: 1:12,000    Date: 1997

Author: Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Part - Geology of Skead Township, Larder Lake area

Publication Number: ARV58-06 Date: 1997

Author: Hewitt D.F.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Geological Compilation of the Central Abitibi Greenstone Belt: Kapuskasing Structural Zone to the Quebec Border

Publication Number: P3565 Scale: 1:250,000    Date: 2005

Author: Ayer J.A., Berger B.R., Hall L.A.F., Houlé M.G., Johns G.W., Josey S.D., Madon Z.B., Rainsford D.R.B., Trowell N.F., Vaillancourt C.

Publisher Name: Ontario Geological Survey

Location:


Mono - Gold deposits of Ontario, part 2, part of District of Cochrane, districts of Muskoka, Nipissing, Parry Sound, Sudbury, Timiskaming, and counties of southern Ontario

Publication Number: MDC018 Date: 1979

Author: Gordon J.B., Lovell H.L., de Grijs J.W., Davie R.F.

Publisher Name: Ontario Geological Survey

Location:


Mono - Preliminary report on the Timmins-Kirkland Lake area, gold deposits file

Publication Number: OFR5467 Date: 1983

Author: Hodgson C.J.

Publisher Name: Ontario Geological Survey

Location:


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Ministry Contact Information

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