Equal area Schmidt Net projection of contoured poles to mylonitic foliation. Mylonitic foliation count 26.
180
180
180
180
Equal area Schmidt Net projection of contoured poles to foliation. Foliation count 1036.
#
#
Equal area Schmidt Net projection of contoured poles to joints and unidirectional rose diagram inset. Joint count 775.
CROSS SECTION A-A'
Equal area Schmidt Net projection of fold hinges in blue and mineral lineations in red. Fold hinge count 8. Mineral lineation count 13.
A
A' #
#
Opm #
Opmq
Opmq
1000
1000
#
# # #
_Ztfb
#
#
_Zhg
Unit Contact
#
arrows indicate relative motion along fault
Form Lines
interpretive patterns of subsurface foliation orientations based upon surficial structural measurements #
#
#
#
Fault Contact
#
N.C.
_Zhqf
_Zhg
_Za
_Za
_Zhg
Sea Level
#
#
#
2000
2000
Research supported by the U.S. Geological Survey, National Cooperative Geologic Mapping Program under STATEMAP (Awards - 2015, G15AC00237; 2014, G14AC00230). This map and explanatory information is submitted for publication with the understanding that the United States Government is authorized to reproduce and distribute reprints for governmental use. The views and conclusions contained in this document are those of the authors and should not be interpreted as necessarily representing the official policies, either express or implied, of the U.S. Government.
_Zhg
_Ztfb
Sea Level
Bedrock Geologic Map of the Pea Ridge 7.5-minute Quadrangle, Polk and Rutherford Counties, North Carolina By Bart L. Cattanach, G. Nicholas Bozdog, Sierra J. Isard, and Richard M. Wooten Geology mapped from November 2014 to May 2016. Map preparation, digital cartography and editing by G. Nicholas Bozdog, Bart L. Cattanach, Sierra J. Isard 2016
TRAVERSE MAP Hillshade derived from a six meter pixel resolution LiDAR (Light Detecting And Ranging) digital elevation model. Red lines show paths of field traverses.
Local Connector
Sample numbers correspond to thin section and whole rock sample localities shown on geologic map PPM = parts per million 4 LOI = loss on ignition in percent 5 SUM = Sum total in percent
30
2 3
20
24
ЄZhg
270
13 5
78
22
NORTH CAROLINA
31 5
90
ЄZtf
87
85
35
9000
8000
7000
79
84
15
26
65
75
ЄZhqf
78
37 #
80
# PR5BC
30
73
ORDOVICIAN
CAMBRIAN
NEOPROTEROZOIC
6000
45
5 22
25
25
19
ROAD CLASSIFICATION 2000
270
13 5
5 22
90
270
31 5
45
19
35
12
SCHMIDT EQUAL AREA STEREONET DATA 31 5
61
17S
5
Grid Zone Designation
This map was produced to conform with the National Geospatial Program US Topo Product Standard, 2011. A metadata file associated with this product is draft version 0.6.11
LV MV
4 00
100,000-m Square ID
58
22
82
CONTOUR INTERVAL 40 FEET NORTH AMERICAN VERTICAL DATUM OF 1988
U.S. National Grid
333,243
1000
FEET
75
78
METERS 0
UTM GRID AND 2013 MAGNETIC NORTH DECLINATION AT CENTER OF SHEET
52
17
2
5000
80
50
1
MILES
45
19
73
KILOMETERS
4000
23
3000
2000
0.5
26
84
82
15
78
18 10
1000
0
78
500
0
7
69
SCALE 1:24 000
7 80
12
67
15
PR242NB # #
85
26
61
83
12
80
37
ЄZau
25
PR114NB # #20
48
ЄZtfb
ЄZtf
25 37 20
25
50
53
39
28
30
7
68
30
15
ЄZtfb
1000
32
18
30
14
74
11
30 25
1
84
GN
16
45
83
75
65
65
80
83
62
60
12
85
78
20
174,489
77
ЄZhqf
80
84
87
24
0
5
85
23
19 11 14
35
0.5
15
39
15
1
25
13
14
85
16
38
42
66 25 15 37
MN
85
Opmq
ЄZhg
20
#
329,243
6° 41´ 119 MILS 0° 37´ 11 MILS
22
25
85
80
65
79
48
ЄZau
76
Opmq
42
36
89
84
H NB251
24
Opm
88
50
PR196NB
HBC242
65
9 #
80
45
75
12
38 50
25
# PR43NB
10
40
46
77
Opms
74 25
74
65
10
10
31
81
ЄZtf15
13
33
85
72
35
15
71
68
89
32
12
82 57
86
22
17
85
50
72
37
22
60
#
25
66
15
42
14
18
77
35
ЄZhg
ЄZa
27
21
76
45
7
33
ЄZa
9
5
12
15
#
81
80
22
76
10
24 33
35
82
19
25
78
83
28
84
12
20
5
77
87
15
25
82 37
15 80
12
42
14
ЄZtf
ЄZtf
17
80
PR37NB
5
75
65
22 20
88
68 86
32
12
12
8
55
83 71
Opmq
Topographic base produced by the United States Geological Survey. Altered by the North Carolina Geological Survey for use with this map.
North American Datum of 1983 (NAD83). World Geodetic System of 1984 (WGS84). Projection: State Plane North Carolina FIPS 3200 (Meters) 4,000-meter ticks: State Plane North Carolina FIPS 3200 (Meters)
52 82
3515
82
15
34
55
75
32
83
10
Opm
ЄZhqf
32
22
ЄZhqf 40 89
15
76
13
15
18
75
Inclined mine shaft
ЄZhqf
10 23
20
85
82
16 14
34
35
75
25
16
34
3
84
Opmq
80
14
24
73
Open pit, quarry, or glory hole
27
43
ЄZtfb
85
#
13
22
ЄZa
15
52
12
70 15
37 25
ELEMENTS IN PPM 4 # Ni Co Sr Zr Y Nb Sc LOI #Ce 22