Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI42A08NW00124

Record: MDI42A08NW00124

General

Mineral Record Identification
Record Name(s) St. Andrew Goldfields Ltd., Hislop Mine - 1999, Goldpost Resources Inc. - 1987, New Kelore Mines Ltd. - 1953, Kelore Gold Mines Ltd. - 1948, Kelwren Gold Mines Ltd. - 1945, Kelrowe Gold Mines Ltd. - 1938, Vin Dur Porcupine Gold Mines Ltd. - 1937, Vincent Claims - 1936, Torovic Gold Mines Ltd. - 1938
Related Record Type Simple
Related Record(s)
Record Status Past Producing Mine Without Reserves or Resources
Date Created 1992-Mar-03
Date Last Modified 2023-Aug-25
Created By
Revised By

Commodities

Primary Commodities: Gold

Secondary Commodities: Copper, Molybdenum



Location

Township or Area: Hislop

Latitude: 48° 29' 40.6"    Longitude: -80° 18' 1.3"

UTM Zone: 17    Easting: 551689   Northing: 5371513    UTM Datum: NAD83

Resident Geologist District: Kirkland Lake

NTS Grid: 42A08NW

Point Location Description: open pit

Location Method: AMIS Site Visit

Access Description: Located on the Hislop Mine Project, St. Andrew's Goldfields. Access is gained by travelling 3.5km north of Holtyre on Hwy 572 then heading 900m west to the site.



Exploration History

1934-36: Vincent Claims – pit excavated, trenching and open cuts. 1934-36: McIntyre Porcupine Mines Ltd. –stripping of overburden and DD-45-13,000. 1946-47: Kelwren Gold Mines – DD-43-21,881 ft.1939-40: Kelrowe Gold Mines Ltd. – shaft sinking, development on three levels. 1946-47: Kelwren Gold Mines Limited – DD34-18,483 ft.; shaft deepened. 1948-49: Kelore Gold Mines Limited – underground development work; DD 1986-87: Goldpost Resources Inc. – ground geophysics, DD-7-1468m. 1999-2000: St. Andrew Goldfields Limited – open pit in operation


Assessment Work on File

Assessment Work on File
Office File Number Online Assessment File Identifier Online Assessment File Directory
KL-1009/63.5155/OM87-6-C-027 42A09SW0256 42A09SW0256
KL-1009/63.5321/OM88-6-C-135 42A08NW0035 42A08NW0035
KL-1009/63.5200/OM86-6-P-181 42A08NW0007 42A08NW0007
KL-1357/63.4214 42A08NW0055 42A08NW0055

Geology

Province: Superior

Subprovince: Abitibi

Terrane: Wawa-Abitibi

Belt: Abitibi

Geological Age: Archean  

Metamorphism Grade: Greenschist



Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Intermediate lava flow-unsubdivided 1 Andesitic To Dacitic Sheared Contains
Conglomerate 3 Conglomerate Adjacent
Syenite 4 Biotite Intrudes
Lamprophyre-Unsubdivided 5 Intrudes

Lithology Comments

Apr 14, 2016 (A Wilson) - The pit geology consists of a central, coarse-grained mauve to red, east-striking syenite dike separating variolitic basaltic rocks to the north from ultramafic and mafic metavolcanic rocks to the south.Pegmatitic lamprophyre and hornblendite occurs sporadically along the south contact of the syenite and was mistakenly included with the metavolcanic rocks by previous workers. Gold is hosted in pyritic mafic and ultramafic metavolcanic rocks along the south side of the syenite and is rarely present in the intrusion. Localized, but intense, carbonatization, sericitization and hematization accompany the mineralization. The syenite dike is petrographically and chemically similar to the Iris syenite stock, in Harker Township, which hosts gold mineralization. The dike also displays similar geochemistry to another albitite dike associated with gold mineralization in northwest Harker Township.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1GoldEconomicOre
2SericiteEconomicGangue
3QuartzEconomicGangue
4MagnetiteEconomicGangue
5PyriteEconomicGangue
6CarbonateEconomicGangue
7ArsenopyriteEconomicGangue
8SerpentineEconomicGangue

Mineralization Comments

Apr 14, 2016 (A Wilson) - Assays from drilling on the East Ore Zone in 1945 ranged from $4.95 Au over 14.7 ft. to $14.17 Au over 9.7 ft. Assays from drilling on the Shaft Zone in 1945 ranged from $6.42 over 15 ft. to $36.85 over 30.00 ft. Assays from the West Ore Zone range from $3.74 Au over 16.5 ft. to $21.38 Au over 15.2 ft. The open pit was situated between the Arrow fault and a southwest-striking splay fault. Rocks display a penetrative southeast-striking, south-dipping penetrative foliation that is overprinted by northeaststriking brittle.ductile faults and associated foliation. Apparent left lateral displacement along the northeast-striking faults offset all rock units in the area of the pit. Southeast-striking ore zones are also offset by the faults, however, there are ore zones aligned parallel to the northeast faults suggesting that gold mineralization occurred both before and after development of the faults. It appears the combination of alkalic magmatism accompanied by clockwise rotation between the Arrow and splay faults accounts for the geometry and localization of gold in this area.



Mineral Record Details

Classification
RankClassification            
1 Vein
Characteristics
Rank Characteristic            
1 Sheared
Production Data
Year Tonnes Commodities Reference Comment
1999 2082219 Gold 117647 Grams
total production 1999 to 2014. Total gold production 128635 oz; average grade 0.062 oz./t

References

File - Resident Geologist files KL-1975, KL-2787

Publication Number: Date:

Author:

Publisher Name:

Location: Kirkland Lake RGP office


Part - Geology and ore deposits of the Ramore area

Publication Number: ARV45-06.001 Page: 24-27  Date: 1998

Author: Moore E.S.

Publisher Name: Ontario Dept. of Mines

Location:


Part - Geology of Hislop Township

Publication Number: ARV65-05 Page: 45-47  Date: 1997

Author: Prest V.K.

Publisher Name: Ontario Dept. of Mines

Location:


Mono - Gold deposits of Ontario, part 1, districts of Algoma, Cochrane, Kenora, Rainy River, and Thunder Bay

Publication Number: MDC013 Page: 75  Date: 1971

Author: Ferguson S.A., Groen H.A., Haynes R.

Publisher Name: Ontario Dept. of Mines and Northern Affairs

Location:


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

Publication Number: OFR5467 Page: G0063  Date: 1983

Author: Hodgson C.J.

Publisher Name: Ontario Geological Survey

Location:


Book - Property Visit KL082

Publication Number: PV-82 Date: 1901

Author:

Publisher Name:

Location: Kirkland Lake RGP office


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:


Map - Township of Hislop, District of Cochrane, Ontario

Publication Number: M1955-05 Scale: 1:12,000    Date: 1997

Author: Prest V.K., Cook D.R., Hogg N.

Publisher Name: Ontario Dept. of Mines

Location:


Map - Precambrian Geology of the Hislop Township Area

Publication Number: M2527 Scale: 1:20,000    Date: 2000

Author: Berger B.R.

Publisher Name: Ontario Geological Survey

Location:


Map - Geological Compilation of the Lake Abitibi Area, Abitibi Greenstone Belt

Publication Number: P3398 Scale: 1:100,000    Date: 1999

Author: Ayer J.A., Berger B.R., Trowell N.F.

Publisher Name: Ontario Geological Survey

Location:


MonoMap - Geological Synthesis of the Highway 101 Area, East of Matheson, Ontario

Publication Number: OFR6091 Page: 74-76  Date: 2003

Author: Berger B.R.

Publisher Name: Ontario Geological Survey

Location:


Mono - Report of Activities 2000, Resident Geologist Program, Kirkland Lake Regional Geologist Report: Kirkland Lake and Sudbury Districts

Publication Number: OFR6051 Page: Date: 2001

Author: Meyer G., Cosec M., Grabowski G.P.B., Guindon D.L., Hailstone M.H., Stephenson C.D., Wallace L.M., Debicki R.L., Yule G.R.

Publisher Name: Ontario Geological Survey

Location:


Mono - Report of Activities 1999, Resident Geologist Program, Kirkland Lake Regional Resident Geologist Report: Kirkland Lake-Sudbury Districts

Publication Number: OFR6007 Page: Date: 2000

Author: Meyer G., Cosec M., Grabowski G.P.B., Guindon D.L., Chaloux E.C., Charette M.

Publisher Name: Ontario Geological Survey

Location:


Mono - Mineral occurrences, deposits, and mines of the Black River-Matheson area

Publication Number: OFR5735 Page: 1060-1068  Date: 1990

Author: Bath A.C.

Publisher Name: Ontario Geological Survey

Location:


Folio - Hislop Township, District of Cochrane

Publication Number: GDIF404 Date: 1997

Author: Kirkland Lake RGO

Publisher Name: Ontario Geological Survey

Location:


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