1
R. 100 W. Tsb Qcg Qcg Qcg Qal Qcg Qcg Qcg Qls Tsb Qls Qcg Qal Qcg Qcg Qls Tsb Qls Qcg Qcg Tsb Qal Qcg Qls Qcg Qcg Qcg Qcg Tsb Qcg Qls Tsb Qal Qal Qal Qcg Qls Qls Qls Qal Qls Qal Qls Tsb Tsb Tsb Tsb Tsb Tsb Tsb Tsb Tsb Tsb Tsb Tsb Qcg Qal North Dakota Geological Survey 24K: SdlB - sg Cartographic Compilation: Elroy L. Kadrmas 102 o 22 ' 30 " 47 o 45 ' 00 " 102 o 15 ' 00 " 102 o 15 ' 00 " 102 o 22 ' 30 " 47 o 37 ' 30 " 47 o 37 ' 30 " 47 o 45 ' 00 " Saddle Butte Quadrangle, North Dakota Edward C. Murphy, State Geologist Lynn D. Helms, Director Dept. of Mineral Resources Surface Geology Saddle Butte Quadrangle, North Dakota (NEW TOWN SE) (PARSHALL SW) (NEW TOWN SW) (SADDLE BUTTE SW) (TWIN BUTTES) (STRING BUTTES) (HA Y FLA T) (RAUB NW) Edward C. Murphy 2007 MN 13 o 1970 Magnetic North Declination at Center of Sheet Contour Interval 20 Feet USGS 7.5 M inu te Topog raphi c M ap 1927 North American Datum NGVD 1929 Road Layer Rectified to 200 3 NAIP D igital Orthoph oto Stand ard Parallels 47 o 37 ' 30 " and 47 o 45 ' 00 " Lambert Conformal Conic Projection Geologic Symbols Other Features Unpaved Road Known contact between two geologic units. EXPLANATION Qal PLEISTOCENE COLEHARBOR GROUP RECENT/PLEISTOCENE OAHE FORMATION Alluvium Brownish gray to black sand, silt, clay, and lenses of gravel; flood- plain deposits along recent drainages. Includes lower terrace deposits. Typically less than 50 feet thick. Landslide Deposits Ql s Variable mixture of strata and deposits that have slid to the base of steep slopes. Glacial Deposits Qc g Grayish brown, sandy, siltly, bouldery clay with lenses of sand and gravel (glacial till). May occasionally include thick deposits of glacial outwash. RECENT QUATERNARY SYSTEM T. 1 49 N . T. 1 48 N . TERTIARY SYSTEM PALEOCENE SENTINEL BUTTE FORMATION Tsb Alternating beds of grayish brown to gray sandstone, siltstone, mudstone, claystone, and lignite. 0 0.5 1 Miles 1:24,000 Scale Water R. 90 W. R. 91 W. R. 91 W. R. 92 W.

24K: SdlB - sg Surface Geology24K: SdlB - sg Cartographic Compilation: Elroy L. Kadrmas 102o '22 o30" 47o 45' 00" 102 15' 00" 102o "22' 30 102o '15 00" 47o 37' 30" 47 o 37' "30 47o

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Page 1: 24K: SdlB - sg Surface Geology24K: SdlB - sg Cartographic Compilation: Elroy L. Kadrmas 102o '22 o30" 47o 45' 00" 102 15' 00" 102o "22' 30 102o '15 00" 47o 37' 30" 47 o 37' "30 47o

R. 100 W.

Tsb

Qcg

Qcg

Qcg

Qal

Qcg

Qcg

Qcg

Qls

Tsb

Qls

Qcg

Qal

Qcg

Qcg

Qls

Tsb

Qls

Qcg

QcgTsb

Qal

Qcg

Qls

Qcg

Qcg

Qcg

Qcg

Tsb

Qcg

Qls

Tsb

Qal

Qal

Qal

Qcg

Qls

Qls

Qls

Qal

Qls

Qal

Qls

Tsb

Tsb

Tsb

Tsb

Tsb

Tsb

Tsb

Tsb

Tsb

Tsb

Tsb

Tsb

Qcg

Qal

North Dakota Geological Survey24K: SdlB - sg

Cartographic Comp ilation: Elroy L. Kadrmas

102o 22' 30"

47o 45' 00"

102o 15' 00"

102o 15' 00"102o 22' 30"47o 37' 30" 47o 37' 30"

47o 45' 00"

Saddle Butte Quadrangle, North Dakota

Edward C. Murphy, State GeologistLynn D. Helms, Director Dept. of Mineral ResourcesSurface Geology

Saddle Butte Quadrangle, North Dakota(NEW TOWN SE) (PA

RSHALL SW

)(NEW TOWN SW)

(SADDLE BUTTE SW

) (TWIN BUTTES)

(STRI

NG B

UTTE

S)

(HAY FLAT)

(RAU

B NW

)

Edward C. Murphy2007

MN13o

1970 Magnetic North Declinat ion at Center of Sheet

Contour Interval 20 FeetUSGS 7.5 Minu te Topog raphic Map1927 No rth American Datum NGVD 1929

Road Layer Rectified to 200 3 NAIP D igital Orthoph oto

Stand ard Parallels 47o 37' 30" and 47o 45' 00"Lambert Co nformal Conic Projection

Geologic Symbols

Other Features

Unpaved Road

Known contact between two geologic units.

EXPLANATION

Qal

PLEISTOCENECOLEHARBOR GROUP

RECENT/PLEISTOCENE

OAHE FORMATION

AlluviumBrownish gray to black sand, silt, c lay, and lenses of gravel; flood-plain deposits a long recent drainages. Includes lower terracedeposits. Typically less than 50 feet thick.

Landslide DepositsQls

Variable mixture of stra ta and deposits that have slid to the base of steep slopes.

Glacial DepositsQcgGrayish brown, sandy, siltly, bouldery clay with lenses of sand andgravel (glacial t ill). May occasionally include thick deposits ofglacial outwash.

RECENTQUATERNARY SYSTEM

T. 1 49 N.

T. 1 48 N.

TERTIARY SYSTEM

PALEOCENE

SENTINEL BUTTE FORMATIONTsb

Alternating beds of grayish brown to gray sandstone, siltstone,mudstone, claystone, and lignite.

0 0.5 1Miles

1:24,000Scale

Water

R. 90 W.R. 91 W.

R. 91 W.R. 92 W.