OFM ME 2005-27, Airborne Magnetic Calculated First Vertical Derivative
0 # 4 May 26, 2005 26, May 333 104 102 Legend 0.17 0.14 0.13 0.12 0.11 0.10 0.09 0.085 0.08 0.075 0.07 0.06 0.055 0.05 0.045 0.04 0.035 0.03 0.025 0.02 0.015 0.01 0.00 -0.005 -0.01 -0.015 -0.02 -0.025 -0.03 -0.035 -0.04 -0.045 -0.05 -0.06 -0.065 -0.07 -0.075 -0.08 -0.09 -0.10 -0.11 -0.12 -0.13 -0.14 -0.16 -0.19 Vertical Gradient (nT/m) 100 Series Highway100 ...... Trunk .Highway ...... Collector .Highway ...... Spot . Spot Height ...... Contour ...... ContourDepression ...... ContourIndex ...... DepressionIndex Contour ...... Trans-Canada Highway ...... Hard Surface Road ...... UnderRoad Construction ...... Surface/ResourceLoose Access Road . . . Vehicle Track ...... Trail/Footpath ...... Railway ...... Railway Inactive ...... BoundaryCounty ...... 10 m IntervalContour = Coastline, Lakes, Single-line Rivers, Streams . . .
45°30'
45°37.5'
45°45' N 39
000m
40 50 E
50 N
66 60 000m E 50
50 41 42 43 44 45 46
47
48 49
50
51
52 53 54 0 55 56 57
58 0 59
50 61 62 63
64 65
1
5 0
2
0
3 0 000m 100 2
000m R
0 63°00' 5 00
u 2 0 5 o 00 0 291.8 5 b 0 # 2 i
63°00' r e
0 0
a k
0
0 5
a 2 C 5 2
L
g
i s
B n
o
k s
n o
n u
0 R
o
0
a e r
l 2
z e e 2 t B
S 99
e
d
l B 99
e
i
f
n
i k
a
l o
Mount Thom Mount
P o 0
r
0 0 B 5 3
2 312.7
d
n 0 #
o 250
m
a i
D 98
98 n h Diamond
81 o
0 J
0
# k 5 r 0
o e 0 2
v 0
o i
r
R 5
B
Fitzpatrick
h 250 0
5
1
e c
n n i
East Branch River John River Branch East a
r
M
B N
H
t O
J
s R
a E V
I 0
E R 15
97 H
97 C N
A 50
2
BR
T
S E W
West Branch River John River Branch West 100 k
o
o
r
B
r
e
p i
n
u
J k
o
o
r
B
N
H 289.4 s
O s J o ER R
IV 257.7 0 R 96 0 #
96 y
0 5
# nt
2 u 0
o 5 u C y 1 to nt e ic ou k P C a
r L
e
st y
e k
h l 0
l
a
lc 5
u
k L o 1
o
C 0 o
r
5 G
h B 2
y s
a
r
r o u t
M Loganville n
Welsford I
95
c a 95
256
M
River John River
k
o
o
r
B
e
k
a
0 L
0
3
0 y
l
l
0 u 5
5 1 r
G
e
v
i
0
R
0 20 5
k
k 2 c
o a l 94 o B
94 r
B 284.3
s 0 # 250 Brook Road Brook
m
o
T
e
k
a
L
k
s
0 o y 0 0 00 3
3 d r
0 o
a n
3 e r 93
0 K v o
i B
93 0
c
College Grant
0 P 3 R
a 5
1 n
u n
o
M
k o o s
o 250
o e b
r m
i l
r B h
a t e
a t
Berichan i S a
C h
W
M k
o
o
r
B
e 0
h 25
T 281
0 92
5
0 2 # 92
0
0
2 0
20
Mountain Road Mountain 0
0
2 e
91 k
299 a
91
L
0
#
s
r k
o o
l
o
r
0 y 5 2
B a
MacBains Corner
T s
y
a
Louisville K c
a
0
5 1
M
e
k k
o
o a
r 90
B L
0 l l 4
0 i
90 2
M n
4
r s
e
v i
R
th y
r
o
N
w h
c a n a 0 5 r 1
B
h t
u
K o S 0 o c
a t
l 5
M r 1 0
5 a 50
1 E 2
0
0 0 2
5 326
0
5
1
0 5 Earltown East 200 0 15 89 89 50 276.3 k ee 0 Seal Cr # 50
00 Earltown 0 2 283 5
2
0 #
0 5 Earltown North 88 326 88
0 0
5 5
2
e 0 0
k 2
k
a
o
L
o
0
r
r
5
a
Polson MountainPolson B
1 i
r k
n o B Middleton Corner Denmark i ro a B
B rs e b
m 87 a 87 h C Brule Corner
304
0
#
0
0
k
3 0
o
256 311 k
0
o
o
o r
B
3
r
d l
a n
o B D c
M r
86
Brule a
i r
86 B Clydesdale
Middleton
0 5 k 1 oo k r B 0 o al 5 o 0 r 1 r r o 0
0 Earltown West r m B l 20 3 u a e B
85 v w Keeble
e i o
85 o
l l
R l
227
0 e 5 b k 2
u Y 0
r c #
r 0 a
l 5
a 2
0
B #
B Hill Spidell
k
Balmoral Mills Balmoral o
e
0 o H 5
k r
B
a
256.9 l l
L i
s G
c
e
100 M a
0 84
15 R 0
84 30
c
0 0
0
a 5
5
5
M
Nuttby
150 r 0
e 0
0 1 v i
R
5 h
t r
o
0 N 0 k 0 o
2 0
o 3 0 r
0 5
B
5
0 n
5 o s
2 u
g 83
e r
k e 83
F 0 a
0 L
0 5
0 1
5 1 y
d R 0 VE 35 e RI 354
n
k S 0
n H o 0
G 0 # e U 3
o A K
r W
Nuttby Mountain
B
z
i
B
0 0 k
0 0 o
82
2 3 o
The Falls r
0
82 0
0 B
5
2
Brule Shore h
0 0 0 2
30 s A
r
e
v i
R
h
t
311 r No
h
c n a r B
e l
d
d i M k o
o
r
Balfron k
338 B
o o
k g
0
#
C
Br n 81
i
l
y l
l l e
81 e a
n
k m
n F Waughs River o a
o o
Br V Waldegrave C
c ys
a ile
M a 0 B
5 0
25
6
63°15' 0 5 63°15'
0
0 2 80
4 k
80 o
4
o r
0
B
5 e 2 l 0 0
o 20 25
H
k
o
o
r
B
h
g
a n
a
e v a
Hingley Point Hingley C 0 0 2 0 0
n 3 i 0 0 Cavanagh Mills
M 20 15 79
79
0
5
d
n
o 0 P
Tatamagouche Mountain Tatamagouche
s
d
r
k a
0
n G
5
a
B
78
s
78
Sand Point Sand
k r
e o o
r e
i B
v e i
l i
m R b r u o F h r t or e N
h h t nc
312 a a r Silica Mountain Silica B
e
e t 0
# s
k e W
0a W
L
0 0
5 k
0 3
a o
2 5 ro
0 c 77
5 i B
l 0
2 # i ne 77 i S l M 50 253 oa
Sugarloaf Mountain C Sand Point 256
y William Point William
a
0 00 0
New Truro Road Truro New
5 2
0
5 0
e
0 B 5
2 3 k 311
76
0
a Tatamagouche
76 0 5 L
k 0
# e 5 o ro y 0
e 30
h B Annan New East p 0 0
d 3 p c n i Central New New Annan Central
a h 50rl
1 e W
u h 291
k t
o
o
r
B s
r u
e l
l 0 i 0 #
o M S d
5 n
g o
0 0 P
3
Oliver Blockhouse Point
a R
a e
E 75
V c k
I i
R l
75
a
i
H L
S
m C
N
E k
R c
a F a
t l
a B
e
T d
k r
n
50
a e
o v
L i
P
R r
s
a s 334
i e
e
l 74
no d
0
#
C a o
74
g
i o y
y
French River French h
t
t R
C
n n
h
u
c
u k o
o
r
B
e
o n r
n u
M 0
o
Parrsboro Survey Parrsboro o
a 0 r 2
B
C
C
t
s 1
r a d
E
e
n
t
a s
l r
e e r Riv
Chiganois
h
e 73
c
b
73
l
k
e
o
o
m
k
o
r
0 a
u
C 0 0 5 0
L 2
B 2
5
209 C
2
e
m
s
0 r 0 # 0
u 2
a
F o
r
h
e
k
k v
i
o
0 5 c R
o
o r s 0
l i
5 o
B
B
n 2
t 0
a
5 l 0
72
2 0 g
e e i
72 3
k h
m a C
S L
0 h
0
ER 20 c V e n 0
I k
R l a
o
t 2
H r o t
C r i
N B B
E
R L
F r
0 h e
t
t
r 5 r
2 o o
0 P
0
e N
k
a
L
0 0
0 2 n
0 o
1 t
71 s
71 n
h k Brook oo r
irley o r
Wh B e J
Bayhead n e 0 0 v 3 yo i
k u G R
a
L is 0 o 5
West New Annan New West 2
h n
g 0 a 5
Warwick Mountain Warwick 2 u 53 0 ig
5 a h
0
w # e C
y
k h
e a Mill Brook Mill
l c
r
L i
n 70
h a g r
4
d e
70
n W
k B n
4 o
e t
a
o
0 L
k s
L
P 5
e a
Warwick Mountain
d L
u W
e
n
e
o
y
k
e
l
k
u
l
b
a
k
i
a
o u
k r
L
a
L
e o
0 R
a
L
G
o k
r h
5 y
C r
B a s
a
e
l e s L
0 a
r t
k
n t
5 e
u
i a
y g
k 301
e
a
q
B K L e
o o
k
h
e
s
r
c
k
0
o Tatamagouche West
a
#
S k
d
r u F
69
a
a
L
a k
k n
k
B L
o
o M
69 o
M L
o o
r a
r e
B l
B
e
o
k n
s
r
c s s d
r a
l I
o o
B e
o
o k e
B
L y
k h c
o o
M
z u
a
e s
o
M
u L
k G
k e
C
K
a
k
e
e
L k
Go a e
n
O
r i
o L
e
g
v
e
C o k
r
n O
r n
I
k
i
s a
o
r
a d
B L
R a
r L
e L
l h
t
a
l y
B
l i
l a
k
C k
i r
M c
w
a E l
M
l
l
68
o
i
n t
K
C R
68
o S
A 303 k
s
o
0
0 o
0 e
L 3 r
d e
5
B
l 0
k
# 2 s
k 0
0 e 0 3
a
a k 0
5 0 d
L 3 a
a
n 292 L L
n L
L r
e o r
o t
t y
0
a #
A e
D
P h
t e
e S
t
T
n
k
s
a
r
A e a
h
e
k L
T
S
y
a
l
s
T B
r
B
e
A y
83
B 67
M
0
#
67 0 0
3
k
o
o
r
B
s
e
k
a
L
n
i
a h
C
0
e 0
k 3
nty 246
a u
o L 0
y 0
t 3 C
0 g
r
un 0
n 0
o
te 25 1
66
s o
C L
66 he
d d
n
lc
a
o
rl
C
e
0
b
5
m
2 R
E
u
V
I
R
C
e T
k R E
a B E
0 5 D L 2
0 t 0 50
r 1
3
e
e
b
k
e a 65
Lake Road
D
L e
65
k
e r
0 a
0 a
3 L
0 n e
0 s
S
r
3 e
e
a
k
e
k
l
n
t a
a
t
S
i L
L L 0
g 30
n
i
d
0
e
B
0 n t
0 t 1 u
0 o
o 1
T R
64 d
64
n o
302 P e 0 30 0 k
0 s 0
3 a #
343
y
L
r
e
Wallace Grant
o
0
k
#
n
R
a
e
0 t k o o r B
e L n T o t
t 0 t 0 0
3
l o
1
l
T
a
t
g
i
a
t
B t
63 a
63
e
M k
0 e
e
e a
0 k
k
k L
1 a
a
a
L
L
e
k L
n
o d
i
r n 76
o n
e P
r e
t
u 0
k p
t #
B i k
318 o
o
o
n o
o n R
T u
r
0
o
a #
r
J e
B k e l
Wallace Highlands Wallace w l
t B
k t
ok o
t
S t
i
o k i
w o o o
r o k r
L B r
L h e o o B n c i
r P 357
62 B c e
k d e
a
r n 0
k l
B n o
0 a k
62 0 k
e a
d 0 5
a
a #
o B
5 e a
v 5 r 0
r h w i 3 L 0
t
2 L
S oo 2
i B B
ee M
R r
t
n
T
h 0
s
r m
g s e B u
a 0
East Wentworth East c r 0
i
a d
n
t 0
a S o r
i n
3 l e
n
r v d 3
a n n i w R
g r m a
T y
n
e l o l
e I
B o u F
w
m P
C h
D t c
0 o
n
e
S
s a 0 l
5 r y
0 B
D l a 3 t F i s
E Sugarloaf a L E
50 E
2 0 5
0 2
0
5 N
66 5 2
000m
50 0
000m
N
5 39 63°30' 000m 50 65 64 63°30' 63 62 61 60 59 61 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 4 50 50 50 45°45' 45°30' 45°37.5' Sable Island
Geophysical Geophysical Area...... Study Sheets...... Map NTS Area...... Map
n
a
e
c
O
11F/05
11F/12 11F/13 c
i
t
n
a
l
11E/08 t 11E/09 11E/16 A Gulf of 11E/10 11E/07 11E/15 GSC Survey Project (#) Antigonish (#102)...... Antigonish (#127)..... Guysborough (#184).... Musquodoboit (#189)...... Parrsboro (#152).. River Marys St.
St. Lawrence . I . Map Notes 11E/14 11E/11 11E/06 Reference E Disclaimer . Halifax, Nova Scotia Nova Halifax, M. S. King Scale 1:50 000 P Regional Key Map 11E/13 11E/12 11E/05 Recommended Citation Airborne Magnetic Data Airborne Magnetic Mineral Resources Branch Resources Mineral Open File Map ME 2005-27
21H/16 21H/09 21H/08
a
Vertical Gradient (First Derivative) i
Derivative Map t
for NTS 11E/11, o
21H/10 c 21H/07
Nova Scotia Department of Natural Resources S
Airborne Magnetic
© © Her Majesty the Queen in Right of the Province of Nova Scotia 2005 a
y
v
d
o
10123km n
N u
F
Calculated First Vertical
New f
o
y
100 0 100 km Brunswick a B ± Airborne geophysical data, used to produce this map, were supplied by the Geological Survey of Canada high-resolutionThese0E9. - GeophysicalSt., (GSC) Centre, Ontario Ottawa, K1A 615 Booth Data digitallydata Parrsboropartacquired were magneticas the Project Map Survey of #189). (GSC coverage was locally augmented by older vintage GSC analogue data. The data, used to produce this calculatedare the image, map first verticalderivativelevelleddecorrugated the of measured total and response. Verticalfieldnear-surface enhance gradient data magneticof sources expense the at deeper features. Zero value gradient contours also correlate closely with the vertical projection of magnetic contacts. The 24-bit colour map image was produced with a 25 m pixel size. Shading was horizon.bythe complete ReportaboveOpen File details south For please 35°to the at refer from (2004).King King, King, M.S. 2005: Airborne magnetic calculated first vertical derivative map for NTS 11E/11, area,DepartmentTatamagouche Nova Scotia; NaturalResources, Nova Scotia of Mineral 2005-27, scale 000. ME 1:50 Branch, Map ResourcesOpen File For more informationseries, more mapon this to: referFor geologicalon potentialfield Marysthe St. Report component mapping of the 2004: of mapping S. M. King, Basinthe Project,ofScotia, northernNova Targeted Geoscience mainland 2 Initiative; Phase Nova Scotia NaturalResources, ofDepartment ME 2004-4. Mineral Report File Resources Branch, Open Universal Transverse Mercator Projection (UTM), Zone 20, Central Meridian 63°00' West. (NAD) 1927. American DatumNorth digitalis Nova ScotiaDatabasederivedfrom NSTDB the data and Topographic (NSTDB).Base The ScotiaNovaavailableRelations from and Municipal ServiceInformation (SNSMR), Services Land Division (LIS), Nova Scotia Geomatics Centre (NSGC), Amherst, Nova Scotia. reproductionCartographyDepartment and by Nova Scotia NaturalResources, of Geoscience Information Services Section, 2004-2005. nongovernmentgovernmentfromofa variety have comethis informationand sources. may The map on Department Nova Scotia NaturalResourcesassume of The not any liabilitydoeserrors for that may occur. Funded by NaturalScotiaNova ResourcesNaturalofFunded Department the Canada and Resources under Targeted Geoscience Initiative (Phase 2) Project: Geological Mapping and Resource Evaluation in Central Nova Scotia, 2004-2005. Tatamagouche Area, Nova Scotia Tatamagouche Area, Nova