Kan

abC

reek

Brig

htAng

el

Cre

ek

Lit t leC

olorado

R iver

COLORADO

CO

LORA

DO

RIVER

RIVE

R

Cataract

Creek

Havasu

Creek

Lake Powell

LakeMead

Virgin

River

UTAHARIZONA

UTAHARIZONA

COCONINO PLATEAUGRANDVIEW MONOCLINE

EAST KAIBAB MONOCLINE

MARBLE PLATFORM

LIT

TLE

CO

LOR

AD

O R

IVE

RG

OR

GE

Qv 2,000

1,500

1,000

500

SEA LEVEL

2,500METERS

2,000

1,500

1,000

500

SEA LEVEL

2,500METERS

Xc

Xc

PkPk

Pk

Pk PkPk

QayPc

Pc

Pt

Pe

Ph*Ms

*Ms

Mr

Dtb_ba_m

_t

^m

F F'

VERTICAL EXAGGERATION X 20HORIZONTAL EXAGGERATION X 2

Not all Quaternary units shown(from Billingsley and others, 2007)

Cat

erac

t C

anyo

n

CA

TAR

AC

T S

YN

CLI

NE

SU

PAI M

ON

OC

LIN

E

HowardHill

Red Butte

Ski

nn

er R

idg

e

Coc

onin

o W

ashCOCONINO PLATEAU

Red

Hor

se W

ash

Red

Hor

se W

ash

Red

Hor

se W

ash

2,000

1,500

1,000

500

SEA LEVEL

2,500METERS

QayQay QgyQgo Qgo

PkPk Pk Pk

QgyQvQgyQf

QTmf

Qv Qay Qay QfQayQay Qgo

Dtb

Dtb

Dtb

Pt

Pt

QvQlQaoQao Qv Qv

Qv

QTu

QayQay Pk

Qgy

2,000

1,500

1,000

500

SEA LEVEL

2,500METERS

BEN

D IN

SECT

ION

Xc Xc

Xc

_m

_ba

*Ms *Ms

*Ms

Ph Ph

Ph

Pe

Ms MrMr

Mr

Ms

Ms

Qv Qv Qay

_ba

_ba_m_m

_t

_t

^m

^m

^m

PcPc

Pc

E E'

VERTICAL EXAGGERATION × 20HORIZONTAL EXAGGERATION × 2

Not all Quaternary units shown(from Billingsley, Felger, and Priest, 2006)

SHIVWITS PLATEAU GRAND CANYON

GrassyMountain

Par

ash

ant

Can

yon

Wh

itm

ore

Can

yon

HU

RR

ICA

NE

FA

ULT

Paw

s P

ock

et

Col

orad

o Ri

ver

Pro

spec

t Va

lley

TO

RO

WE

AP

FA

ULT

DE

LLE

NB

AU

GH

FA

ULT

Pk Pk Pk

PkPk

PtPt Pt

PtPt

Ph Ph

PhPh

Pep Pep

Mr Mr

MrMr

Dtb

Qay

Pk

QTv

QTv

QlQl

Dtb

Qay

Qay

QayPe

PePe

DtbDtb

Xgr Xgr

Qp

Ms

Ms

Ms MsMs

MsMs

Pc

PcPc

Qv

2,000

1,500

1,000

500

SEA LEVEL

2500METERS

2,000

1,500

1,000

500

SEA LEVEL

2,500

METERS

QTu

QTu

QTu

QTu

QTu

QTu

QTu

QTv

QTv

_ba_ba_ba

_ba_ba

_ba

_m _m_m

_m _m

_m_t

_t _t _t

*Ms *Ms

*Ms *Ms*Ms

*Ms

^m^m

VERTICAL EXAGGERATION × 20HORIZONTAL EXAGGERATION × 2

Not all Quaternary units shown(from Billingsley and Wellmeyer, 2003, rev. 2006)

^m

D'D

KAIBAB PLATEAU

KAIBABANTICLINE

House RockValley

LOW

ER

EA

ST

KA

IBA

BM

ON

OC

LIN

E

UP

PE

R E

AS

T K

AIB

AB

MO

NO

CLI

NE

LittleMountain

Nai

l can

yon

Qay Qv

PkPk PcPh

Pe

Pk

Xc

Pt

Qay

Pk

Mr

Dtb

Dtb

Qv2,000

1,500

1,000

500

SEA LEVEL

2,500

2,000

1,500

1,000

500

SEA LEVEL

2,500

METERSMETERS

_ba_t _m

*Ms

C C'

VERTICAL EXAGGERATION × 20HORIZONTAL EXAGGERATION × 2

Not all Quaternary units shown(from Billingsley and others, 2008)

KANABPLATEAU

2,000

1,500

1,000

500

SEA LEVEL

METERS AntelopeValley

WILD BAND VALLEY

LittleHurricane

Ridge

SE

VIE

R F

AU

LT

SunshinePoint

SunshineRidge

JumpupPoint

Kan

ab C

reek

UINKARET PLATEAU KANAB PLATEAU

PkPkQayQay Qay

Pk

PkQtr

Qay

QayQay Qay

Xc

MrPe

Ph Pc Pt

Dtb

TO

RO

WE

AP

FA

ULT

2,000

1,500

1,000

500

SEA LEVEL

METERS

_ba_t _m

*Ms

BEN

D IN

SECT

ION

^m ^m

VERTICAL EXAGGERATION × 20HORIZONTAL EXAGGERATION × 2

Not all Quaternary units shown(from Billingsley and others, 2008)

B'B

Not all Quaternary units shown(from Billingsley and Workman, 2000)

XcXc

QTv QTv

Pk

Ql Pk Qay QTu

Pk

QaoPk

PtQay

Pk PhPh

Qay

PkPt

PtPt

PepPhPh PhPep

Pep PepPepPep

MrMrTgw

Dtb

MrDtb

Dtb

Mr MrDtb

Ph

QTv

PkPh

Ql

Mr

DtbQaoQt

Qay

Xc

Pq

Ph

Pq

Mr Dtb

QtrQl

Pq Pep

Ql

*MsPtMesquite Basin

C O L O R A D O P L A T E A U

2,000

1,500

1,000

500

SEA LEVEL

2,500METERS

2,000

1,500

1,000

500

SEA LEVEL

2,500METERS

_ba_t

_m

_m _m

_n

_n

_n_n

Pt

*Ms

*Ms

*Ms*Ms

*Ms*Ms

*Ms

Virgin MountainsWolf HoleMountain

SeegmillerMountain

ClayholeValley

Tom

bst

on

e C

anyo

n

Du

tch

man

Dra

w

Hu

rric

ane

Was

h

HU

RR

ICA

NE

FA

ULT

Hu

rric

ane

Clif

fs

SHIVWITS PLATEAU UINKARET PLATEAU

Black RockMountain

^c

^m

^m ^m ^m^m

^m ^m

^m

VERTICAL EXAGGERATION × 20HORIZONTAL EXAGGERATION × 2

Pk

A A'BASIN AND RANGE

0 10 20 30 40 50 MILES

0 10 20 30 40 50 KILOMETERS

SCALE 1: 375 000

35°30114°00

36°00

113°00

36°30

37°00114°00 113°00 112°00 111°00

37°00

36°30

36°00

35°30111°00

112°00

LITTLEFIELDMap I–2628

(Billingsley and Workman, 2000)http://pubs.usgs.gov/imap/i2628

MOUNT TRUMBULLMap I–2766

(Billingsley and Wellmeyer, 2000)http://pubs.usgs.gov/imap/i2766

GRAND CANYONMap I–2688

(Billingsley, 2000)http://pubs.usgs.gov/imap/i-2688

PEACH SPRINGSSIM–2900

(Billingsley, Block, and Dyer, 2006)http://pubs.usgs.gov/sim/2006/2900

VALLESIM–2895

(Billingsley, Felger, and Priest, 2006)http://pubs.usgs.gov/sim/2006/2895

FREDONIASIM–3035

(Billingsley and others, 2008)http://pubs.usgs.gov/sim/3035

CAMERONSIM–2977

(Billingsley and others, 2007)http://pubs.usgs.gov/sim/2007/2977

GLEN CANYON DAM(mapping in progress)

TUBA CITY(mapping in progress)

Geologic map index. Quadrangle name, U.S. Geological Survey publication number, authorship of publication, and URL where publication can be found online. Colors on index indicate geologic map units as described in quadrangle maps.

A

F'

FE'

D'

E

C'

C

A'

B'

D

B

HU

RR

ICA

NE

TOR

OW

EAP

SINYALA

BIG

SPR

ING

S

EAS

T KA

IBA

B M

ON

OC

LINE

MES

A

GRANDVIEW

BRIG

HT A

NG

EL

DE

LLE

NB

AU

GH

GR

AN

DW

AS

H

SUPAI

MONOCLINE

FAULT

SE

VIE

R

HU

RR

ICA

NE

MA

IN STREET

GR

AN

DW

AS

H

MU

AV

FAULT

FAU

LT

FAU

LT

FAU

LT

FAU

LT

FAULT

MO

NO

CLINE

FAU

LT

FAU

LT

FAU

LT

FAULT

FAU

LT

FAULT

MU

AV

FAU

LT

FAU

LT

AU

BR

EYFA

ULT

BUTTE

C O C O N I N O P L A T E A U

M A R B L E P L A T E A U

L I T T L E C O L O

R A D O

R I V E R V A L L E Y

P L A T E A

U

U I N K A R E T

P L A T E A U

S H

I V

W I

T S

P L

A T

E A

U

H U A L A P A I P L A T EA U

H A

V A

S U

- C A

T A R

A C

T B A

S I N

K A N A B P L A T E A U

C O C O N I N O P L A T E A U

C O C O N I N O P L A T E A U K

A I B

A B

EAS

T

MO

NO

CLINE

K

AIBAB

KAIBABNATIONAL FOREST

COCONINONATIONAL FOREST

WUPATKINATIONAL

MONUMENT

NAVAJO

INDIAN

RESERVATION

HUALAPAIINDIAN

RESERVATION

KAIBAB NATIONAL FOREST

KAIBABNATIONAL FOREST

HAVASUPAIINDIAN RESERVATION

GRAND CANYON

NATIONAL PARK

GRAND CANYON

NATIONAL PARK

LAKE MEAD

NATIONAL

RECREATION

AREA

LAKE MEADNATIONAL

RECREATION AREA

VERMILION CLIFFS

NATIONAL

MONUMENT

GLEN CANYONNATIONAL

RECREATION AREA

KAIBAB-PAIUTE

INDIAN

RESERVATION

KAIBAB NAT FOREST

PIPE SPRINGNATIONALMONUMENT

HUALAPAIINDIAN

RESERVATION

GRAND CANYONNATIONAL

GAME PRESERVE

GRAND CANYONNATIONALGAME PRESERVE

GRAND CANYON–PARASHANT

NATIONAL

MONUMENT

KAIBAB

NATIONAL

FOREST

(GRAND CANYON

NATIONAL GAME PRESERVE)

GRAND CANYON

NATIONAL PARK

NATIONALFOREST

BOUNDARY

APP

RO

XIM

ATE

BOU

ND

ARY

DATA SOURCES

Billingsley, G.H., 2000, Geologic map of the Grand Canyon 30' × 60' quadrangle, Coconino and Mojave Counties, northwestern Arizona: U.S. Geological Survey Geologic Investigations Series I–2688, scale 1:100,000. [Available at URL http://pubs.usgs.gov/imap/i-2688/].

Billingsley, G.H., Block, D.L., and Dyer, H.C., 2006, Geologic Map of the Peach Springs 30' × 60' Quadrangle, Mohave and Coconino Counties, Northwestern Arizona: U.S. Geological Survey Investigations Map 2900, scale 1:100,000. [Available at URL http://pubs.usgs.gov/sim/2006/2900/]

Billingsley, G.H., Felger, T.J., and Priest, S.S., 2006, Geologic map of the Valle 30' × 60' quadrangle, Coconino County, Northern Arizona: U.S. Geological Survey Scientific Investi-gations Map 2895, scale 1:100,000. [Available at URL http://pubs.usgs.gov/sim/2006/2895/]

Billingsley, G.H., and Priest, S.S., 2010, Geologic map of the House Rock Valley area, Coconino County, northern Arizona: U.S. Geological Survey Scientific Investigations Map 3108, scale 1:50,000, 26 p. [Available at URL http://pubs.usgs.gov/sim/3108]

Billingsley, G.H., Priest, S.S., and Felger, T.J., 2007, Geologic map of the Cameron 30' × 60' quadrangle, Coconino County, northern Arizona: U.S. Geological Survey Scientific Investiga-tions Map 2977, scale 1;100,000. [Available at URL http://pubs.usgs.gov/sim/2007/2977/]

Billingsley, G.H., Priest, S.S., and Felger, T.J., 2008, Geologic map of the Fredonia 30' × 60' quadrangle, Mohave and Coconino Counties, northern Arizona: U.S. Geological Survey Investigations Map 3035, scale 1;100,000. [Available at URL http://pubs.usgs.gov/sim/3035/]

Billingsley, G.H., Spamer, E.E., and Menkes, Dove, 1997, Quest for the pillar of gold—The mines and miners of the Grand Canyon: Grand Canyon, Ariz., Grand Canyon Association Mono-graph no. 10, 112 p. [http://www.grandcanyon.org/booksmore/booksmore_epublications.asp]

Billingsley, G.H., and Wellmeyer, J.L., 2003, (rev. 2006), Geologic map of the Mount Trumbull 30' × 60' quadrangle, Mohave and Coconino Counties, northwestern Arizona, version 1.1: U.S. Geological Survey Geologic Investigations Series I–2766, scale 1:100,000 [Available at URL http://pubs.usgs.gov/imap/i2766/].

Billingsley, G.H., and Workman, J.B., 2000, Geologic map of the Littlefield 30' × 60' quadrangle, Mohave County, northwestern Arizona: U.S. Geological Survey Geologic Investigations Series I–2628, scale 1;100,000. [Available at URL http://pubs.usgs.gov/imap/i2628]

COLORADO PLATEAUFlagstaff

Phoenix

NEVADA

CALIFORNIA

UTAHCOLORADO

NEW MEXICO

Map location. Location of map area indicated by black box. Segregation areas in orange.

ARIZONA

EXPLANATION

Interstate and U.S. Routes

State routes

Local highways and roads

State boundary

Segregation area boundary

Indian reservation, National Park, or Recreation Area boundary

National Monument or Game Preserve boundary

National Forest boundary

Location of city or town

Faults

Monocline or anticline

Anticline or syncline

Known uranium orebody—Both mined and unmined, with locality label

Mine location (Billingsley and others, 1997)

Exposed breccia pipe

Collapse feature

15

89

89

89

89

89ALT

89ALT

89

389

59

66

64

64

67

64

180

111°30'

111°30'

112°00'

112°00'

112°30'

112°30'

113°00'

113°00'

113°30'

113°30'

114°00'

114°00'

37°00' 37°00'

36°30' 36°30'

36°00 36°00'

35°30' 35°30'

WashingtonSt. George

Littlefield

Colorado City

PipeSpring

Kanab

Fredonia

Big Water

Lees Ferry

Marble Canyon

Bitter Springs

JacobLake

SupaiNorth

Rim

Tusayan

Valle

PeachSprings

EZ–1EZ–2

HackCanyon

Hack 1

Hack 2

Hack 3

HermitKanabNorth

Pigeon

Arizona 1 Pinenut

Chapel

Ridenour

OrphanLode

Canyon

NORTH

SEGREGATION

AREA

SOUTH

SEGREGATION

AREA

EAST

SEGREGATION

AREA

Moccasin

U.S. DEPARTMENT OF THE INTERIORU.S. GEOLOGICAL SURVEY

GIS data and map compiled by Kristin M. Brown, 2010

Known uranium-ore-bearing breccia pipes located by Bradley S. Van Gosen, 2009

This and other USGS information products are available at http://store.usgs.gov/U.S. Geological SurveyBox 25286, Denver Federal CenterDenver, CO 80225

To learn about the USGS and its information products visithttp://www.usgs.gov/1-888-ASK-USGS

This report is available at:http://pubs.usgs.gov/sir/2010/5025

Any use of trade, product, or firm names is for descriptive purposesonly and does not imply endorsement by the U.S. Government.

Although this information product, for the most part, is in the public domain, it also contains copyrighted materials as noted in the text. Permission to reproduce copyrighted items for other than personal usemust be secured from the copyright owner.

Publishing support provided by:Denver Publishing Service Center

For more information concerning this publication, contact:

Pacific Southwest Regional Executive Office, USGS3020 State University Drive EastModoc Hall, Suite 3005Sacramento, CA 95819–2632Phone: 916–278–9551

Suggested citation:Alpine, Andrea E., ed., 2010, Hydrological, geological, and biologicalsite characterization of breccia pipe uranium deposits in northernArizona: U.S. Geological Survey Scientific Investigations Report2010–5025, 353 p., 1 pl., scale 1: 375,000.

MAP SHOWING GEOLOGIC STRUCTURE, CULTURAL AND GEOGRAPHIC FEATURES, AND GEOLOGIC CROSS SECTIONS OF NORTHWESTERN ARIZONABy

Kristin M. Brown and George H. Billingsley 2010

MAP LOCATION

TRU

E N

OR

TH

MA

GN

ETIC

NO

RTH

12°

APPROXIMATE MEAN DECLINATIONAT CENTER OF MAP, 2010

DECLINATION RANGE 11.4 TO 12.2 IN MAP AREA

SCIENTIFIC INVESTIGATIONS REPORT 2010–5025PLATE 1

North American Datum of 1983 (NAD 83)Projection: Universal Transverse Mercator, zone 12

Shaded relief base from Arizona State Land Department, available at http://www.land.state.az.us/alris/layers.html

Boundaries from Bureau of Land Management, accessed January, 2010, at http://www.blm.gov/az/GIS/strip_rod/meta/landown_dis.htm

Segregation area boundaries from the Bureau of Land Management, Arizona Strip District Office, St. George, Utah, http://www.blm.gov/az/st/en/fo/arizona_strip_field.html

National Forest boundaries accessed on February 5, 2010, at http://www.fs.fed.us/r3/gis

Private inholdings may exist in National or State reservations

Not all boundaries have been placed on the map owing to limitations of scale and complexity of land ownership and status

Segregation area boundaries are current as of October 2009. Segregation area boundaries are approximate

CORRELATION OF GEOLOGIC UNITS

SURFICIAL DEPOSITS

Holocene

Pleistocene

Unconformity

Unconformity

VOLCANIC ROCKS

Unconformity

SEDIMENTARY ROCKS

QfQgy

QTmf QTu QTv

Tgw

Qay Qt Ql Qv Qtr Qao Qgo

Pk

Pt

^c

^m

Ph

Mr

Dtb

Pq

Pc

*Ms

Ms

Pe

Pep

_m

_ba

_t

_n

Xgr

Xc

EARLY PROTEROZOIC CRYSTALLINE ROCKSGreatest Angular Unconformity

PleistocenePliocene andMiocene

QUATERNARY

QUATERNARYandTERTIARY

Middle(?) andLower Triassic

Supai Group

Unconformity

Unconformity

Unconformity

Unconformity

Unconformity

LowerPermian

Unconformity

Unconformity

Unconformity

Unconformity

PleistocenePliocene andMiocene

Upper Pennsylvanianto Upper Mississippian

Upper to LowerMississippian

Upper and MiddleDevonian

Upper Cambrian

Tonto Group

Middle and LowerCambrian

Middle Cambrian

Upper Triassic

EARLYPROTEROZOIC

CAMBRIAN

DEVONIAN

MISSISSIPPIAN

PENNSYLVANIAN

PERMIAN

TRIASSIC

[Descriptions and correlations of geologic units may be found in the data source publication indicated for each cross section. Geologicunits listed are found in the cross sections or are referenced in the report that accompanies this plate]

Qgo

Qao

Pk

Pt

Pc

Ph

QTmf

QTu

QTv

Qgy

Qay

Tgw

Qf

Qtr

Qv

Ql

Qt

^m

^c

Pe

Pep

Pq

Ms

Mr

Xgr

Dtb

*Ms

Xc

_n

_m

_ba

_t

LIST OF GEOLOGIC UNITS[Descriptions and correlations of geologic units may be found in the data source publication indicated for each cross section. Geologic units listed are found in the cross sections or are referenced in the report that accompanies this plate]

SURFICIAL DEPOSITS

Flood plain deposits (Holocene)

Young alluvial terrace deposits (Holocene and Pleistocene(?))

Young alluvial fan deposits (Holocene and Pleistocene(?))

Travertine deposits (Holocene and Pleistocene(?))

Landslide deposits (Holocene and Pleistocene(?))

Alluvial valley fill (Holocene and Pleistocene)

Talus and rock fall deposits (Holocene and Pleistocene(?))

Older alluvial fan deposits (Holocene(?) and Pleistocene)

Older alluvial terrace deposits (Holocene(?) and Pleistocene)

VOLCANIC ROCKS

Mt. Floyd volcanic field (Pleistocene, Pliocene, and Miocene)

Uinkaret volcanic field (Pleistocene, Pliocene, and Miocene)

Undifferentiated volcanic rocks (Pleistocene, Pliocene, and Miocene)

TERTIARY SEDIMENTARY ROCKS

Rocks of the Grand Wash trough and Mesquite basin (Pleistocene, Pliocene, and Miocene)

MESOZOIC AND PALEOZOIC SEDIMENTARY ROCKS

Chinle Formation, undivided (Upper Triassic)

Moenkopi Formation (Middle(?) and Lower Triassic)

Kaibab Formation (Lower Permian)—Includes, in descending order, Harrisburg and Fossil Mountain Members, undivided

Toroweap Formation (Lower Permian)—Includes, in descending order, Woods Ranch, Brady Canyon, and Seligman Members, undivided

Coconino Sandstone (Lower Permian)

Hermit Formation (Lower Permian)

Esplanade Sandstone east of Hurricane fault (Lower Permian)

Esplanade Sandstone and Pakoon Limestone west of Hurricane fault (Lower Permian)

Queantoweap Sandstone (Lower Permian)

Wescogame (Upper Pennsylvanian), Manakacha (Middle Pennsylvanian), and Watahomigi (Lower Pennsylvanian and Upper Mississippian) Formations, undivided

Surprise Canyon Formation (Upper Mississippian)

Redwall Limestone (Upper, Middle, and Lower Mississippian)—Includes, in descending order, Horseshoe Mesa, Mooney Falls, Thunder Springs, and Whitmore Wash Members

Temple Butte Formation (Upper and Middle Devonian)

Nopah Formation (Upper Cambrian)

Muav Limestone (Middle Cambrian)

Bright Angel Shale (Middle Cambrian)

Tapeats Sandstone (Middle and Lower Cambrian)

EARLY PROTEROZOIC CRYSTALLINE ROCKSIntrusive rocks

Granite, granitic pegmatite, and aplite

Crystalline rocks, undivided

Supa

i Gro

upTo

nto

Gro

up