precambrian geology of midlothian township · 2017-01-20 · 3 canadian arrow dh mid01-01 zn, cu up...
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Préfontaine, S. and Robichaud, L. 2013. Precambrian geology of Midlothian Township; Ontario Geological Survey, Preliminary Map P.3772, scale 1:20 000.
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Ontario Geological Survey
MAP P.3772
PRECAMBRIAN GEOLOGY
MIDLOTHIAN TOWNSHIP
Scale 1:20 000
500 m 0 0.5 1 km
NTS References: 41 P/14, 15
© Queen's Printer for Ontario, 2013.
This map is published with the permission of the Director, Ontario Geological Survey.
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Mattagami 71
Matachewan 72
81°82°
48°
MattagamiLake
GrassyRiver
KenogamissiLake
Location Map 1 cm equals 15 km
LEGENDabcd
PHANEROZOIC
CENOZOIC
QUATERNARY
PLEISTOCENE AND RECENT
Unconsolidated sandy till, glaciofluvial sand and gravel
UNCONFORMABLE CONTACT
PRECAMBRIAN MESOPROTEROZOIC
Mafic Intrusive Rockse (Abitibi Dike Swarm) (circa 1141 Ma): Quartz gabbro
Mafic Intrusive Rockse (Sudbury Diabase Dike Swarm) (1238 Ma): Olivine gabbro, north-northwest-trending dikes
INTRUSIVE CONTACT
PALEOPROTEROZOIC
Mafic Intrusive Rockse (Biscotasing Dike Swarm) (2167 Ma): Gabbro, northeast-trending dikes
Mafic Intrusive Rockse (Nipissing Gabbro Suite) (2219 to 2210 Ma) 13a Gabbro
INTRUSIVE CONTACT
HURONIAN SUPERGROUP (2450 to 2219 Ma)
Cobalt Group
Gowganda Formation (circa 2300 Ma) 12a Conglomerate 12b Sandstone 12c Siltstone/mudstone
UNCONFORMABLE CONTACT
Mafic Intrusive Rockse (Matachewan Dike Swarm) (2454 Ma) 11a Gabbro, north-northwest-trending dikes
INTRUSIVE CONTACT
ARCHEAN
NEOARCHEAN
Felsic Intrusive Rocks
Intermediate Intrusive Rocks 9f Quartz and/or feldspar porphyry
Mafic Intrusive Rocks 8a Gabbro
Ultramafic Intrusive Rocks 7a Dunite 7b Peridotite
INTRUSIVE CONTACT
Clastic Metasedimentary Rocks 6a Conglomerate 6b Sandstone 6c Siltstone/mudstone 6d Argillite 6o Schistose
Chemical Metasedimentary Rocks
Felsic Metavolcanic Rocks 4a Massive flow 4d Vesicular/amygdaloidal flows 4f Tuff, lapilli tuff, crystal tuff 4g Lapillistone 4h Tuff breccia 4j Flow-top breccia/hyaloclastite/autobrecciated, peperitic, hydrothermal brecciation 4o Schistose
Intermediate to Felsic Metavolcanic Rocks 3a Massive flow 3b Pillowed flows 3d Vesicular/amygdaloidal flows 3f Tuff, lapilli tuff, crystal tuff 3g Lapillistone 3h Tuff breccia 3j Flow-top breccia/hyaloclastite/autobrecciated 3o Schistose
Mafic Metavolcanic Rocks 2a Massive flows 2b Pillowed flows 2d Vesicular/amygdaloidal flows 2j Flow-top breccia/hyaloclastite/autobrecciated, pillow breccia 2o Schitose
Ultramafic Metavolcanic Rocks 1a Massive flows 1m Spinifex textured
a The letter "C" preceding a code refers to data compiled from previous geological maps. The letter "G" preceding a code refers to data interpreted from geophysical surveys. The letter "D" preceding a code refers to data compiled from drill hole logs.b This legend is based only on field investigations and is subject to change based on geochronological or geochemical data.c Not all units appear on this map.d This legend also applies to the inset map.e Proterozoic dike swarms are based on Osmani (1991).
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SYMBOLS
k8
Outcrop (observed)
Area of bedrockoutcrop (observed)
Geological contact(interpreted)
Geophysical contact(trend only,interpreted)
Unconformity(interpreted)
Fault (interpreted)
Anticline (interpreted)
Bedding; unsubdivided, no facing (trend only,inclined)
Bedding; sedimentary,with facing (inclined)
Bedding; graded, with facing (inclined)
Cross-bedding; with facing (inclined)
Volcanic bedding;no facing (trend only,inclined)
Volcanic bedding; with facing (inclined)
Volcanic bedding;pillows, no facing(inclined)
Pillowed flow;with facing direction(overturned)
Flow top; no facing(trend only)
Flow top; vertical,with facing (magnitudeof dip uncertain)
General cleavage;unknown generation(trend only, inclined,vertical)
Foliation; unknowngeneration (trend only,inclined, vertical)
Fold axis; unknown generation,Z-asymmetry
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!
l l l l l l l l l l l l l l l
Axial plane of fold, U-asymmetry (trend only)
Axial plane of fold, Z-asymmetry(trend only, inclined)
Elongation lineation(stretch); unknowngeneration
Mineral lineation;unknown generation
Igneous contact;unsubdivided (trend only, inclined)
Fracture; unknown generation,unknown horizontalseparation (vertical)
Brittle fault; unknown generation,sinistral displacement(trend only)
Brittle-ductile fault or shear zone; unknown generation,sense of movementunknown (inclined)
Brittle-ductile faultor shear zone; unknown generation,dextral displacement(inclined)
Vein; unknowngeneration (inclined)
Vein; unknowngeneration(trend only, inclined)
Property number(number correspondswith Table 1)
Past-producing mine,keyed to Table 1(industrial minerals,precious metals)
Mineral occurrence,keyed to Table 1(nickel, copper-zinc,precious metals)
Geochronologysample location(volcanic, sediments),with age in Ma(keyed to Table 2)
Roads
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SS#
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ROCK CODE MODIFIERS[cal] ...................................calcite [hem] .............................hematite[calv]..........................calcite vein [mgs]...........................magnesite[chl]..................................chlorite [pl] .............................plagioclase[ep] ..................................epidote [py] .....................................pyrite[fec] ......................iron carbonate [Q]........quartz phyric/phenocryst[fel] ................felspar phenocryst [qtz] ...................................quartz[gmi] ..........................green mica [qv] ............................quartz vein
[ser] .................................sericite
ABBREVIATIONSasb ..............................asbestos Ni........................................nickelAu.........................................gold Pb.........................................leadCr ................................chromium Zn..........................................zincCu.....................................copper
Table 1. Main characteristics of the Mineral Deposit Inventory for mineral deposits (past-producing mines and mineraloccurrences) in Midlothian Township.
Number Occurrence Commodities Best Historic Value Hosted Units
1 Ragan claims / Ragan Group Au Up to 0.44 oz/t Au Quartz vein hosted within MDI41P14NE00008 felsic metavolcanic rock2 No. 1 Carb zone / Sylvanite Au Up to 5.48 g/t Au Quartz vein hosted in Gold Mines occurrence strongly altered (fuchsite) / Campbell Lake Group and sheared conglomerate MDI41P14NE00026 3 Canadian Arrow DH MID01-01 Zn, Cu Up to 7046 ppm Zn, Felsic metavolcanic tuffs MDI000000001289 3791 ppm Cu associated with pyrite mineralization4 Slipper Lake zone / MR2662 Au Up to 0.189 oz/t Au Both in quartz vein within / Stairs Exploration and the metasedimentary Development / Greater rock, and within the Temagami DDH S-6 metasedimentary rock MDI41P14NE00025 5 Stairs Mine / Sherwood Gold Au Proven reserves Quartz veins hosted in Mines / Goldteck Mines 30.17 g/t Au metasedimentary rocks Limited property / Regal with felsic metavolcanic Goldfields property / Pope vein footwall / Marcasite vein / Chromic vein MDI41P14NE00011 6 Regal Goldfields DDH SM83-4 Au Up to 0.77 oz/t Au Quartz veins hosted in / Wood Lake zone / Goldteck altered metasedimentary Mines Ltd. DDH G-23 / Regal rock (carbonate-quartz- Goldfield zone 2 sericite) MDI41P14NE00016 7 Clement–Hill claims / Tory Lake Au Up to 0.14 oz/t Au Quartz veins hosted in showing altered (carbonatized) MDI41P14NE00017 and sheared metasedimentary rock8 Riocanex Limited / A & B zones Au Up to 0.53 oz/t Au Quartz veins in sheared MDI41P14NE00010 metasedimentary rock9 Denison Mines DDH-2 / Strange Zn, Ni Up to 0.70% Zn, Ultramafic rock in felsic Lake West (Cu, Pb) 0.27% Ni metavolcanic rock MDI41P14NE00043 (0.15% Cu, 0.10% Pb)
10 Laurion DDH LM08-01 Ni, Cr Up to 2931 ppm Ni, Ultramafic rock in MDI000000001288 0.22% Cr intermediate metavolcanic rock
11 United Asbestos asb Estimated total Ultramafic intrusive rock MDI41P14NE00013 production of
22 679 626 tonnes
Source: Ontario Geological Survey (2011).Note: “Number” indicates the property location on the map face. Discrepancies may occur in the location of the MDI points. Users should verifty critical locations.Abbreviations: MDI - Mineral Deposit Inventory; DDH - diamond-drill hole; oz/t - ounces per ton; ppm - parts per million.
Table 2. Geochronology results for samples collected in Midlothian Township (co-ordinates provided in UTM Zone 17,NAD83).
Sample No.
99JAA-042
Easting (m)
499539
Northing (m)
5307919
Rock Type Age (Ma)
Sandstone interbedded 2688.5±1.0
Source
Ayer et al. (2002b) with conglomerates 99JAA-031 497628 5305165 Rhyolite flow 2710.5±1.6 Ayer et al. (2002a)
Figure 1. Simplified geological map of Midlothian Township showing the distribution of alteration dominated by carbonatesand green mica. The intensity of the alteration is defined by the intensity of grey (i.e., darker grey = greater alteration).UTM co-ordinates are provided in NAD83, Zone 17. For more information, see Préfontaine (2011).
SOURCES OF INFORMATIONDigital base map information derived from the Ontario Land InformationWarehouse, Land Information Ontario, Ontario Ministry of NaturalResources, scale 1:20 000, with modifications by staff of the Ministry ofNorthern Development and Mines.
Mapping conducted using UTM co-ordinates in North American Datum1983 (NAD83), Zone 17.
Compiled geology derived from:
Ayer, J.A., Amelin, Y., Corfu, F., Kamo, S.L., Ketchum, J.W.F., Kwok, K.and Trowell, N. 2002a. Evolution of the southern Abitibi greenstone beltbased on U-Pb geochronology: autochthonous volcanic constructionfollowed by plutonism, regional deformation and sedimentation;Precambrian Research, v.115, p.63-95.
Ayer, J.A., Ketchum, J.W.F. and Trowell, N.F. 2002b. New geochronologicaland neodymium isotopic results from the Abitibi greenstone belt, withemphasis on the timing and the tectonic implications of Neoarcheansedimentation and volcanism; in Summary of Field Work and OtherActivities 2002, Ontario Geological Survey, Open File Report 6100,p.5-1 to 5-16.
Bright, E.G. 1970. Geology of Halliday and Midlothian townships, Districtof Sudbury, Ontario Geological Survey, Report 79, 33p., accompanied byMap 2187, scale 1:31 680.
Marshall, H.I. 1947. Geology of Midlothian Township; Ontario Departmentof Mines, Annual Report, 1947, v.56, pt.5, 24p.
Mullen, D.V. 1983. Report on the geology of the Sothman greenstonebelt, District of Sudbury and Temiskaming, Ontario; Falconbridge Limited,internal report, 53p.
Ontario Geological Survey 2011. Mineral Deposit Inventory—2011;Ontario Geological Survey, Mineral Deposit Inventory.
Osmani, I.A. 1991. Proterozoic mafic dike swarms in the SuperiorProvince of Ontario; Chapter 17 in Geology of Ontario, Ontario GeologicalSurvey, Special Volume 4, Part 1, p.661-681.
Préfontaine, S. 2011. Geology and mineral potential of MidlothianTownship, Halliday Dome, Abitibi greenstone belt; in Summary of FieldWork and Other Activities 2011, Ontario Geological Survey, Open FileReport 6270, p.4-1 to 4-12.
Assessment files, Resident Geologist’s office, Kirkland Lake.
Transition Metals Corporation, staff, personal communications, 2012.
Geology is not tied to survey lines.
Magnetic declination, for centre of map area, approximately 10°48’W in2013.
Metric conversion factor 1 foot = 0.3048 m.
CREDITSGeological mapping by S. Préfontaine, L. Robichaud and assistantsduring the summers of 2011 and 2012.
Preparation of geophysical imagery by D.R.B. Rainsford.
Digital drafting and preparation of GIS product by J.E. Chartrand andS. Préfontaine.
Cartographic production by A. Evers.
Editing by M.G. Easton.
To enable the rapid dissemination of information, this map has notreceived a technical edit. Discrepancies may occur for which theOntario Ministry of Northern Development and Mines does not assumeliability. Users should verify critical information.
Issued 2013.
Information from this publication may be quoted if credit is given. It isrecommended that reference to this map be made in the following form.
Préfontaine, S. and Robichaud, L. 2013. Precambrian geology of Midlothian Township; Ontario Geological Survey, Preliminary Map P.3772, scale 1:20 000.
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l lllllll
llllllll
llllllll
llllllll
llllllll
llll
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llllllll
llllllllllllllllllllllll
llll
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llllllll
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lllll l l l
l ll ll l l l
l l l ll l l l
l l l lllll
llllllll
llllllll
llllllll
llll
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llllllll
llllllll
llllllll
llllllll
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ll ll
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l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l
l l l ll l l l
lll lll l l
l l l ll l l l
l l l l
l l l l l l l l l l l l
l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l
ll l l l
l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l
lllllllllllllll
k 8
5300000 m
01
02
03
04
05
06
07
050403020199989796
5299000 m
5308000 m
506000 m500000 m495000 m
5300000 m
01
02
03
04
05
06
07
050403020199989796
5299000 m
5308000 m
506000 m500000 m495000 m
81°04'27" 04' 03' 02' 01' 81°00'00" 59' 58' 57' 56'
80°55'06"
55' 80°54'50"
47°55'39"
54'
53'
52'
51' 51'
59'81°00'00"
53'
81°04'27" 56'01'03' 58' 57'04' 02'
54'
52'
47°55'40"
55' 55'
47°50'35" 47°50'34"
^
^
^
^
^
"
^
#*
^
X
"
#
SS
80
3
977
64
84
83
8072
65
12
72
70
87
84
8777
80
82
87
60
77
83
70
80
71
78
80
85
80
71 8080
86
76
76
67
6553
72
77
85
43
69
72
76
87
76
24
83
80
80
50 85
81
84
78
54
75
85
84
70
87
728372
81
72
86
8180
8180
84
80
57
85
8174
76
78
87
44
84
79
76
88
74
8572
65
62 80
85
75
69
75
78
77
74
75
71
74
56
57
76
83
55
69
77
84
72 70
67
6569
72
73
60
7471
71
72
71
85
70
67
72
72
46
21
81
67
79
79
86
80
85
8180
80
80
74
8581
69
77
74
89
79
87
72
55
79
7585
8571
77
7078
77
497685
5480
72
85
85
80
74
85
77
84
77
68
77
82
84
80
80
85
81
74
70
78
81
85
15
82
84 Midlothian Lake
Lloyd Lake
Lloyd Lake
Flat Lake
Rhyolite Lake
Sirola Lake
Winding Lake
Marshall Lake
Weary Lake Elizabeth LakeMitre Lake
Bolton
Lake
Trap
Roche Lake
Belle Lake
Mavis Lake
LeamingLake
Ring Lake
Bess Lake
Holbrooke Lake
Wood Lake
AmosLake
Strange Lake
Rosetta Lake
RaganLake
Upper Winding Lake
Audrea Lake
Andy Lake
Dumbell Lake
Groom Lake
Mule Lake
Cow Lake
Heron Lake
Cecil Lake
Patricia Lake
Mitt Lake
Little Winding
Lake
Silverbirch Lake
Piper Lake
Lakoma Lake
Lipton Lake
ToryLake
Slipper Lake
Larry Lake
Hoover Lake
Spruce Lake
Bowl Lake
Bluebottle Lake
Gump Lake
Dumbell Lake
Bray Lake
Lake
Frank Lake
Fault Lake
Maher Lake
Silver Lake
StrikeLake
2710.5±1.6
<2688.5±1.0
8a
7b
6b
6a6a
6a
6a
6a
4j
4f
4a
4f
3a
3a3a
3a
3a
4a
4a
4a
2a
3a
3a
3a6a
3a
6c
3a
7b
4a
6b
6a
6b
4a
6a
3f 6a
6a 3f
6b
3a
3a
8a
11a
6c
3a
6c
6a
3a
3h
3f
3a11a
13a13a 13a
4
3a
3a
3a
3a3a
3a
3a
3a
3f
8a
3f
3f
13a3a
3a
3a
3f
3f
3f
3h
3f
3f
4f
4a
4a
4,9f
4f
4f
4a
4f
4a
4f
4h
4a
4a
4a
6a
6b
6a
6a
6b
2a
2a
2a
6a
6b6a6a
3a
3a
3a
3a
3a
3a
3a
3a
3a
13a13a
4a
4a
6a
11a4a
6a
6a
6a
6b 6a
6a
6b
4f4f
4f,6a
4f,6a4a
4a
6a11a
6a
3a
3a
3a
8a
3a
3f
3a
13a
4a
6a
6a
3a
8a
3a
3a 3a
3a3a
3a
3a8a
3a
8a
3a
3a7b
8a8a 4a
4a
8a
7b
11a
3a
7a
7a 7a11a
7a
6ab
4aj
4aj
2ao
12b
12b
12b
12b
12a
12a12a
12a
8a
8a
2a
8a
12a12a
2a 2a
3aj
4hj
11a
4aj
4aj
6ab
3bd3ad
6a6a
6a
6ab
2ab 2ab2ab
3ad
13a
3hj
3hj
3hj
3hj3hj
3hj
4aj
4ao
6cb
6cb
6ba
6ba
6ba
6bc
6bc
6ab
3ad
7b[hem]
3aj
2ad2ad
2bd2ad3ad
2ad
12c
12b
3hd
3ad
3ad
3ad
12a
12b
4aj
4aj
4aj
4aj
4aj4fh
6ab
6cb
6cb
6cb
6ab
6ab
4aj
4aj
4aj
4aj
6cb
6cb
3ad
3ad
3ad
12b
3ad
4ad
4aj
4aj
6ab
12b
12b
12b
12b
12a12b
12a
6ab6ab
6ab
3abd
2ajd
12bc
3ajd
3fgj
6bca
3adj
6bca
6ab
3fah
3ad
4h,6a
3a,7b
3a,7a
7ba
7b,3a
7b,3a
4af
6ab
4f[qv]
4a[qv]
11a[qv]
3a[qv]
11a[ep]
4a[qv]
2a[ep]
2a[py]
2a[py]
2a[py]
2a[py]
2a[ep]
6a[fec]
4a[ser]
6a[fec]
6a[fec]
3a[fel]
3hj[qv]
4a[chl]
4a[fec]
4a[fec]
4a[fec]
6a[fec]
6a[fec]
6a[fec]
4a[fec]
4a[fec]
3ad[qv]
4a[fec]
6a[fec]
4a[hem]
6a[fec]
4h[ser]4f[fec]
4f[ser]
4a[cal]
6a[fec]
6a[fec]4a[fec]
6b[hem]
6b[hem]
6a[fec]
6b[hem]
6b[hem]
4a[fec]
4a[fec]
4a[fec]
6a[fec]
2a[cal]
12[hem]
2a[cal]
12b[hem]
12b[hem]
12b[hem]
12b[hem]
3ad[chl]
3hj[cal]7a[cal]
3hj[cal]
4gf[fec]4ao[fec]
6bc[fec]
4aj[fec]
6ba[gmi]
3ad[chl]
4aj[qtz]
4a[fec]
6ab[fec]
12b[hem]
12b[hem]
12c[hem]
12b[hem]12b[hem]
12b[hem]
12cb[hem]
12ba[hem]
13a,12bc
3a[Q,fel]
6bca[cal]
2a[ep,py]
4a[ser,qv]
3a[qv,chl]
4a[chl,qv]
6a[fec],4a
11a[ep],6cb
11a[ep,hem]
12c[cal,py]
2a[cal,py]
8a[chl,py]
4a[fec,ser]
4a[ser,fec]
4a[ser,chl]
6a[fec,gmi]
4a[hem,fec]
6a[fec,gmi]
6ab[fec,gmi]
6ba[fec,chl]
6a[fec,hem]
12b[cal,hem] 2a[ep]qv,py]
2adj[chl,cal]
4f,6ao[cal,chl]
3a[chl]qtz,pl]
3a[cal,py]
4a[fec,cal,chl]
6b[fec,hem,gmi]
4a[fec]chl,ser]
6b[qv]calv,py]
6ao[fec]gmi,cal]
6ao[fec]gmi,ser]
4a[fec],6a[fec]
6ao[fec,cal]gmi,ser]
3aj
C12C12
C12
C12
C13
C3
G13
C3C3
C4
C4
C6
C6
G11
G11
C12
G15
C12
C12
G15
1
14
3
3
66
6
6
4
4
4
3
3
3
33 3
7
7
7
7
11
11
11
6
1
C3C3
G4
C12
C12
G13
G13G13
G13G13
7
7
7 8
3a
11aC3
C3
4
2 3 3 2
11
C12
3
3
1
1
1
4
1111
77
7
3a8
8 7 7
7
G11 G11
11
11
11
G11G11 2
Au
Au
asbNi, Cr
Au
Au
Au
Au Zn, Cu
Au
Zn,Ni (Cu, Pb)
!(3
!(4
!(7
!(1
!(8
!(10!(11
!(2
!(5
!(9
!(6
INSET
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!!
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!!
!!
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!!
!!
!!
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!
!!
!!
!!
!!
!!
!!
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!!
!!
!!
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!!
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!
!!
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!!
!!
!
!
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6b
6a
6a
3h
3a
4a
4a
3a
11a
6a
11a
6a3a
11a
6b
7b
3f11a
11a
11a
6b
6a
3a
7b3a
3a
7b
3a
7b
6b
6a[gmi]
1a
11a
7a
7a7b
11a
6b 11a
6ab
?1a
6cb
6bc
6ab
3aj
3ad
3aj
11a
3ad
6abc
3adj
6bca
4adj
3a[qv]
11a[ep]
6a[fec]
6a[fec]
3a[fec]
3a[fec]
4h[fec]
6ab[qv]
6b[fec]
6b[fec]
6a[gmi]
6a[gmi]
6a[fec]
1a[fec]
6b[fec]
1a[mgs]
6b[fec]
3a[fec]
6ac[fec]
6b[fec]
6a[fec]
4a[ser]
1a[mgs]
4a[fec]
1a[mgs]
6a[fec]
3ao[cal]
6ab[fec]
6ab[fec]
6bd[fec]
6b[qv,gmi]
6ab[fec,qv]
11a
3aj[qv,chl]
6b[fec,gmi]
6a[fec]
1a[mgs,gmi]
3ad[fec]
6a[fec,gmi]
1a[mgs,gmi]
4a[fec] 6a
6ac[fec]6co
6a[gmi]6a
3aj
7b[fec],3j
3aj[qtz,pl,chl]
3aj 7b
6a[fec]
1a[mgs,gmi,fec]
6b[gmi]
1a[fec]
1a[mgs]
6a
6ab[gmi]
6abc[fec]
3ad[fec]
6bc[fec]
3ad3aj
6a[fec]
6a[gmi]
4
4
3a[ser,fec]
1am[mgs],3aj
3ad,1a[mgs]
4
4G11
G11
3a,1a[mgs]
3a,1a[mgs,gmi] 6a[fec]
3a[ep,chl]
3a
G11
G118a
6
1
1
33f,1a[mgs]
1
1
1 1
3
3
777
6
80
82
79
87
85
60
87
84
65
72
79
67
71
54
75
85
75
8167
76
82
71
57
86
8079
81
80
54
62
7784
80
80
74
75
51
80
72 65
81
70
74
81
82
79
83
81
Midlothian Lake
Mitre Lake
Trap Lake
501000 m
5304000 m
5305000 m
500000 m
501000 m500000 m
5304000 m
5305000 m
INSET, scale 1:10 000
k 8
0 250m Users of OGS products are encouraged to contact those Aboriginalcommunities whose traditional territories may be located in the mineralexploration area to discuss their project.