Ignace-Armstrong, Mine Centre-Entwine Lake Area

49 Pages·2002·14.68 MB·English

Ontario Geological Survey
Open File Report 5979
Operation Ignace–Armstrong
Mine Centre–Entwine Lake
Area
Geology of Area IV
1998

ONTARIO GEOLOGICAL SURVEY
Open File Report 5979
Operation Ignace–Armstrong, Mine Centre–Entwine Lake area, Geology of Area IV
by
G.M. McWilliams
1998
Parts of this publication may be quoted if credit is given. It is recommended that
reference to this publication be made in the following form:
McWilliams, G.M. 1998. Operation Ignace–Armstrong, Mine Centre–Entwine Lake
area,GeologyofAreaIV;OntarioGeologicalSurvey, OpenFile Report5979, 34p.
e Queen’sPrinterforOntario,1998

eQueen’sPrinterforOntario,1998.
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Partsofthisreportmaybequotedifcreditisgiven.Itisrecommendedthatreferencebemadeinthefollowingform:
McWilliams,G.M.1998.OperationIgnace–Armstrong,MineCentre–EntwineLakearea,GeologyofAreaIV;
OntarioGeologicalSurvey,OpenFileReport5979, 34p.
iii

NOTICE
Thisisanuneditedfirstdraftreportpreparedduringthewinterof1973-1974byG.McWilliams.
The report was entered into a computer by R.P. Sage, spell checked and limited grammatical
correctionsandrestructuringcompleted. Thereportremainsessentiallyasitappearedinitsfirst
draftformat. Noattempthasbeenmadetoupdate,changeormodifytheoriginalinterpretations.
RonaldParkerSage
May1996
v

Contents
Introduction ............................................................................... 1
NumericalCodeLegend ..................................................................... 1
MethodofMapping ......................................................................... 1
Acknowledgements ......................................................................... 2
AreaIV-- MineCentre–EntwineLakeArea...................................................... 2
Introduction ........................................................................... 2
MeansofAccess ........................................................................ 3
PreviousWork ......................................................................... 3
GeneralGeology ........................................................................ 4
OtukamamoanLakeArmoftheKenoraBlock(17)................................................ 5
Introduction ........................................................................... 5
MafictoIntermediateMetavolcanicRocks ................................................... 5
FelsictoIntermediateMetavolcanicRocks ................................................... 6
MetasedimentaryRocks .................................................................. 6
StructuralGeology ...................................................................... 7
EconomicGeology ...................................................................... 7
SeineRiverGreenstoneBelt(18) .............................................................. 7
Introduction ........................................................................... 7
IntermediatetoMaficMetavolcanicRocks ................................................... 8
FelsictoIntermediateMetavolcanicRocks ................................................... 8
MetasedimentaryRocks .................................................................. 8
MaficIntrusiveRocks ................................................................... 10
FelsicIntrusiveRocks ................................................................... 11
StructuralGeology ...................................................................... 11
EconomicGeology ...................................................................... 12
PropertyDescriptions .................................................................... 12
AmericanandCanadianGoldMiningCompanyofWesternSuperiorWisconsin(1888–1889)....... 12
E.CorriganProperty(MineCentre)(1916–1918) .......................................... 12
E.Corrigan(BennettLake)(1971) ...................................................... 13
IndependenceMiningandDevelopmentCompanyLimited(1898) ............................ 13
NorandaExplorationLimited(1955–1965) ............................................... 13
NorandaExplorationLimited(MineCentre)(1970) ........................................ 13
OliveGoldMinesLimited(1935–1937).................................................. 13
E.RiversProperty(1960,1972) ........................................................ 14
RondaCopperMinesLimited(1966–1967) ............................................... 14
SaundrySyndicate(1932–1933) ........................................................ 14
StratmatLimited–CopperlandLimited(1955–1956) ........................................ 15
RecommendationstotheProspector ........................................................ 15
LowerManitouLakeGreenstoneBelt(19) ...................................................... 15
Introduction ........................................................................... 15
IntermediatetoMaficMetavolcanicRocks ................................................... 16
IntermediatetoFelsicMetavolcanicRocks ................................................... 16
MetasedimentaryRocks .................................................................. 16
EconomicGeology ...................................................................... 17
PropertyDescriptions .................................................................... 17
InternationalNickelCompanyofCanadaLimited(1972) .................................... 17
SmirchLakeArea(20) ...................................................................... 17
Introduction ........................................................................... 17
vii