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84 38 72





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54

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 













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 

88

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62 

35°15'0"

A'

82°0'0"

Expressway

1 10000

Local Road

Secondary Hwy Ramp

4WD

X W Interstate Route

QUADRANGLE LOCATION

. US Route /

Lake Lure

Shingle Hollow

Rutherfordton North

Mill Spring

Pea Ridge

Rutherfordton South

Landrum

Fingerville West

Fingerville East

(

FS Passenger Route

FS Primary Route

State Route

FS High Clearance Route

PEA RIDGE, NC 2013

ADJOINING 7.5' QUADRANGLES

31 5

45

90

13 5

5 22

45

90

270

13 5

5 22



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.

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Sea Level





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#

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





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ROAD CLASSIFICATION 2000

270



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31 5

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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

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78



METERS 0

UTM GRID AND 2013 MAGNETIC NORTH DECLINATION AT CENTER OF SHEET

52





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Topographic base produced by the United States Geological Survey. Altered by the North Carolina Geological Survey for use with this map.















 68



35



45



72

 10



 

82°7'30"

SUM 99.98 99.92 99.87 99.95 100.01 100.00 99.98 99.87 100.00 100.01 99.95 99.87 99.82 99.62 99.66 99.97 99.85 99.83 99.87 99.55

81

78

20

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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)



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27

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ELEMENTS IN PPM 4 # Ni Co Sr Zr Y Nb Sc LOI #Ce  22