Precambrian Geology of the Mcfaulds Lake Area, “Ring
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Chemical Metasedimentary Rocks ! 5 ! ! ! 85 C15,12 ! ! ! bt,phl ! ! ! ! ! ! ! 15bghi ! ! G 20e ! ! ! ! ! ! ! ! ! G 4d ! Oxide 5a iron formation G 20e ! ! ! ! G 15 ! ! ! ! ( ! ! ! G 2 ! ! G 15 ! ! ! ! ! ! g ! ! ! ! ! ! ! ! ! ! ! ! Che 5b rt G 13 ! G 15d ! ! C15 ! ! CENOZOIC ! G 15 ! ! ! ! ! ( ! ! ! ! ! ! ! g Tab1. le Summary ofthe mine raloccurrence sdisplayed on the map. Data m odifiedfrom the OGS Mine ralDe pos itInve ntory(MD databas I) e(OGS or2016) are from compilation ( see "Source sofInformation"). Add itionalinformation can be found inOGS MR D343 G 15 ! ! ! ! ! ! Marble 5c ! ! ! ! ! ! ! OntarioGeolog Survey ical ! ! G 3,2 ! ! ! ! ! ! ! ! g ! ! ! ! ! ! ! ( ! ! (Me tsarantaand Houlé 2017). ! ! ! 45 ! ! ! ! ! ! 17b ! G 20e Sulphide 5d iron formation ! ! ! ! ! 16bn ! ! C20c Ma rg inaNotes l ! ! G 11 QUATERNARY ! ! ! G 12 ! G 12 ! ! ! ! ! C16 Map Nam e MDI Main Interpreted Easting North ing MDI SourceDetails ! ! G 15,12 ! ! ! C15 ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! D 2,3 ! ! Numb er Identifier Com m odity DepositType (m) (m) Status ! ! ! ! ! ! ! Clastic Metasedim entary Rocks 4 ! ! G 15 ! ! ! ! C16 ! ! ! ! chl,he m,ep ! ! ! ! GEOP HYSICALIMAGERY ! g MAPP.3805 ! ! ! ! 11 S outhBend M D I000000000911 Cu U nknown,pos s iblymagmatic Ni-Cu- 506600 5854740 Occurrence M D(OGS 2016 I 2016) ! ! !( RECENT G 16 ! ! ! ! ! Sand 4a s tone G 12 ! ! ! ! ! G 5a ! ! ! ! ! ! ( ! g ! ! G 15d e p,slf,se r Bog,fen, lake and rive de r pos its P GVM E, S -stylebas eme tal ! ! ! ! Siltstone 4b ! McMurdo ! 35:2821 ! ! ! ! ! ! ! PRECAMBRIANGEOLOGY ! ! ! D 15,3 ! ! ! R e mnantmagne ticintensity images (OGS inpres , ata scale s ), of ! ! G 15 ! ! Lake ! G 15 Graphitic 4d and /orsulphidic mud s tone ! ! 12 M N 08-80 N otinthe MD I Cu U nclas s ified 512359 5837031 N otinMD I Companyas s aydata* ! ! ! po,py ( ! ! !(( ! ! ! ! ! ! g ! ! G 12 ! G 13 ! 1:200 000, are 000, displayed 1:200 inthe surround ofthe map. Interpretation of ! G 17,15 ! ! ! Schistos 4f e ! ! ! PLEISTOCENE ! D 2,7,4,5,3 ! ! ! ! ! ! 5865000m ! ! ! 5865000m ! ! ! ! ! 13 M cN uggetDD MN H -3 M D I000000000867 Cu VM S -stylebas eme tal 512867 5839573 Occurrence M D(OGS 2016 I 2016) ! thegeology displayed on the map islargely bas e don this data, othe r ! ! ! ! ! ! ( ! c,ank ! Marine glacial, , glaciofluvial, glaciolacus trinede pos its Gne 4g iss ic tomigmatitic ! ( C20b ! ! ! ( ! ! ! ! ! C20a ! ! ! ! ! G 15 ! GeologSurvey ical ofCanada airbornemagne ticsurve ydatade rivative(e.g., softhe remnant ! G 20e po,py,mag ! ! ! P z ! ! ! ! ! G 2 ! 14 M N 10-111 N otinthe MD I Cu VM S -stylebas eme tal 512933 5840236 N otinMD I Companyas s aydata* ! ! ( ! ! ! ! ! ! ! ! magne ticfield) and gravity grad iome terdata (OGS –GS 2011). C ! ! ! ! Felsic to Interm ediate Metavolcanic Rocks ! UNCONFORMITY 3 ! G 20e ! Stockman ! ! G 15 ! G 12 ! ! ! ! ! ! OPEN8201FILE ! ! ! ! ! ! ! 15 BP11-V01 N otinthe MD I V M agmaticFe -Ti-V 511680 5841927 N otinMD I Companyas s aydata* ! S omecontacts are interpreted from ras tergeophysical data pres e nt ! G 4d ! ! ! ! ! Mas 3a s ive flow ! ! ! ! ! ! ! Lake C16 ! ! ! G 15-14 G 4 ! ! ! ! ! C20c ! ! ! ! ! ! ! ! ! ! G 2 G 15,12 ! G 16 ! ! ! ! ! inthe as s e s s me ntfiles and from proprietary company data. ! ! ! ! ! ! ! ( Ve 3c s icular and /oramygdaloidal flows ! ! G 2 ! ! ! ! ! ! D 15,3 ! ! ! 16 BP11-V06 N otinthe MD I V M agmaticFe -Ti-V 511701 5842084 N otinMD I Companyas s aydata* ! ! PALEOZOIC ! ! ! ! ! Greig ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! G 15 G 20e ! ! ! Tuff, lapilli-tuff 3d ! ! ! ! ! ! ! he m,chl,ep ! ! ( G 12 ! ! ! C15 ! ! ! ! ! N otethat many ofthe geological contacts displayed on the map are Lake ! ! ! ! ! ! ! ! ! ! ! ! ! ! 17 BP11-V07 N otinthe MD I V M agmaticFe -Ti-V 511829 5842458 N otinMD I Companyas s aydata* ! McFAULDSLAKE AREA ! Schistos 3h e ! ! ! ! ! ! ! ! ! ! ! ! PzPaleozoic rock G 15 ! ! bas e don projected drilling interse ctions,but the irinterpreted ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! D 15,3 ! ! ! ! ! ! ! ( C20b ! ! C15-17 ! ! ! 18 M N 06-25 N otinthe MD I Cu VM S -stylebas eme tal 512979 5844332 N otinMD I Companyas s aydata* ! ! ! ! e xtensionsare mainly inferred from geophysical data. G 17,15 ! ! G 7 ! ! ! ! ! ! ! ! ! ! s lf,chl 16bn ! ! G 7 Ma fic Metavolcanic Rocks ! 2 ! ! ! ! “RINGREGION,OFFIRE” ONTARIO ! ! ! ! ! UNCONFORMITY C15-17 ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! po,py ! ! ! ! ! ! D 7,12 ! ! ( 19 M N 07-46 N otinthe MD I Zn VM S -stylebas eme tal 512472 5845667 N otinMD I Companyas s aydata* ! ! ! G 3 ! Mas 2a s ive flow ! ! ! ! ! ! ! ! ! F aultsdisplayed on the map are mos tlyae romagne ticdiscontinuities ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! G 20e ! ! py,mag! ! ! ! ! ! ! ! ! G 3 ( ! ! ! ! Pillowe 2b dflow ! ! ! thatare interpreted torepres e ntoffse tsofgeological units by ! ! ! ! ( ! ! ! ! ! ! ! ! ! ! ! 20 BP11-Cu06 N otinthe MD I Cu VM S -stylebas eme tal 513395 5844851 N otinMD I Companyas s aydata* ! G 3 ! CENTRALSHEET ! ( g ! ! ! C16 ! ! ! ! ! Ve 2c s icular and /oramygdaloidal flows ! ! ! PRECAMBRIAN faulting.The faults interpreted from the geophysical data may ormay ! ! G 13 ! ! ! ! ! ! ( ! ! ! ! ! ! ! ! G 3,2 ! ! ! ! ! ! ! ! ! ! ! ! Odobas ! ! 21 M N 10-99 N otinthe MD I Cu VM S -stylebas eme tal 514858 5845001 N otinMD I Companyas s aydata* ! ! Amphibolitize 2g d notbe supported by geological obs e