Highland Rim andCumberland Plateau

ER

ATH

EM

SY

STE

M

SE

RIE

SSW NE

PE

NN

SY

LVA

NIA

NM

ISS

ISS

IPP

IAN

DE

VO

NIA

NS

ILU

RIA

NO

RD

OV

ICIA

N

PALE

OZO

IC

Upp

erLo

wer

Low

erM

iddl

eU

pper

Llan

dove

ryU

pper

Mid

dle

Pottsville Formation

Bangor Limestone

PenningtonFm.

ParkwoodFm.

HartselleSandstone

PrideMountainFormation

MonteagleLimestone

TuscumbiaLimestone

Fort PayneChert

Chattanooga Shale

Maury Fm.

Silurianundifferentiated

Wayne Gr.Brassfield Ls.

RedMoun-

tainFm.

Sequatchie Fm.

Maysville

and

NashvilleGroupsundiff.

Elk

mon

tFo

rmat

ion

LeipersLimestone

InmanFormation

NashvilleGroup

Ordovicianundiff.

StonesRiverGroup

Hermi-tage Fm.

Mid

dle

CA

RB

ON

IFE

RO

US

Wen

-lo

ckLu

dlow

Prid

oli

FloydShale

Unnamed Devonian Chert

Pond SpringFormation

Knox Groupundifferentiated

Ketona Dolomite

Conasauga Formation

Rome Formation

Crystalline Basement

Tuscumbia Ls.and Fort Payne Chert

undifferentiated

Low

erFu

rong

ian

Ser

ies

3S

erie

s 2

Terr

eneu

vian

PRECAMBRIAN

Alabama Valley and Ridge

ER

ATH

EM

SY

STE

M

SE

RIE

S

SW NE

PE

NN

SY

LVA

NIA

NM

ISS

ISS

IPP

IAN

DE

VO

NIA

NS

ILU

RIA

NO

RD

OV

ICIA

N

PALE

OZO

IC

Upp

erLo

wer

Low

erM

iddl

eU

pper

Upp

erM

iddl

e

CA

MB

RIA

N

Terr

eneu

vian

Ser

ies

3Fu

rong

ian

Low

er

SW NE

WESTERN VALLEY AND RIDGE EASTERN VALLEY AND RIDGE

CE

NO

ZOIC

QU

ATE

RN

AR

Y

Alluvial and terrace deposits

Pottsville Formation Pottsville Formation

ParkwoodFormation

Parkwood and Pennington Fms.undifferentiated

ParkwoodFormation

Floyd ShaleFloydShale Pride

MountainFormation

HartselleSandstone

Bangor Limestone

MonteagleLimestone

TuscumbiaLimestone

TuscumbiaLimestone

Fort PayneChert

Fort PayneChert

Maury Fm.

Chatt. Sh.

Maury Formation

Chattanooga Shale

Frog Mountain Ss.

Frog Mountain Ss.

Red Mountain Formation

SequatchieFormation

SequatchieFormation

ColvinMountain

SandstoneChickamauga

Limestone

(Colvin Mountain Sandstone and GreensportFormation occur locally northwest of the

Helena Fault)

GreensportFormation

LittleOakLs.Athens

Shale

LenoirLimestone

Mosheim Limestone Member

Attalla Chert ConglomerateMember

Newala Limestone

Longview Limestone

ChepultepecDolomite

Kno

x G

roup

Knox Groupundifferentiated

KetonaDolomite

Copper RidgeDolomite

Bibb Dolomite

Ketona Dolomite

Brierfield Dolomite

Conasauga Formation ConasaugaFormation

Rome Formation

Shady Dolomite

Weisner Fm.Wilson Ridge Fm.

Nichols Fm.

Cochran Fm.

Chi

lhow

eeG

roup

Floy

d S

hale

Mid

dle

Ser

ies

2W

en-

lock

Ludl

owP

ridol

iLl

ando

very

CA

RB

ON

IFE

RO

US

Piedmont Province

NORTHERN PIEDMONT

Low-Grade Metamorphic Rocks

Hillabee Greenstone

Talladega Group

Heflin PhylliteSilacauga Marble Group

Kahatchee Mountain Group

Paleozoic*

Silurian? - Devonian

Cambrian ?

Precambrian ? -Cambrian ?

High-Grade Metamorphic Rocks and Igneous Rocks

Higgins Ferry GroupPoe Bridge Mountain GroupHatchet Creek Group

Pinchoulee GneissHanover Schist

Mad Indian GroupWedowee Group

Cutnose GneissCragford PhylliteHackneyville SchistCornhouse Schist

Emuckfaw GroupGlenloch Schist

Ultramafic rocksMitchell Dam AmphiboliteKetchepedrakee AmphiboliteBeaverdam Amphibolite

Intrusives

Elkahatchee Quartz Diorite GneissRockford GraniteHissop GraniteAlmond TrondhjemiteZana GraniteKowaliga GneissBluff Springs Granite

BREVARD FAULT ZONE

Jacksons Gap Group

Mylonitic rocksTallassee Metaquartzite

INNER PIEDMONT

Dadeville ComplexAgricola SchistRopes Creek AmphiboliteWaresville SchistWaverly GneissUltramafic and mafic intrusive rocksCamp Hill Granite GneissRock Mills Granite Gneiss

Opelika ComplexLoachapoka SchistAuburn GneissBottle Granite

SOUTHERN PIEDMONT

Mylonitic rock (Towaliga fault zone)Pine Mountain Group

Manchester SchistChewacla MarbleHollis Quartzite

Wacoochee ComplexHalawaka SchistWhatley Mill GneissPhelps Creek Gneiss

Mylonitic and cataclastic rocks (Goat Rock fault zone)Motts GneissMoffits Mill GneissUchee Complex

Phenix City GneissAmphibolite-unnamedHospilika Granite

Diabase dikesAuburn DikeOak Bowery DikeMarcoot DikeSnapper DikeDanway DikeSalem Dike

Pre

cam

bria

n to

Pal

eozo

icM

esoz

oic

*Ages provided for each Piedmont Upland geologic unit are the most precise ages currently available

Cambrian?-Ordovician?

Chulafinnee Schist

Gantts Quarry Formation

Jemison ChertButting Ram SandstoneLay Dam Formation

Gooch Branch ChertShelvin Rock Church FormationFayetteville PhylliteJumbo Dolomite

Wash Creek Slate Kalona Quartzite Member

Stumps Creek FormationBrewer Phyllite

Sawyer Limestone MemberWaxahatchee Slate

East Gulf

Alluvial, coastal, and terrace deposits

Citronelle Formation

Paynes Hammock Sand

Chickasawhay Limestone

Bucatunna Clay MemberByramFormation Unnamed marl member

Glendon Limestone Member

Marianna Limestone

Forest Hill SandRed Bluff Clay Bumpnose Ls.

Shubuta Mbr.

CrystalRiver

Formation

Pachuta Marl Mbr.

Cocoa Sand Mbr.

North Twistwood Creek Clay Mbr.

YazooClay

Moodys Branch Formation

Gosport Sand

Lisbon Formation

Tallahatta Formation

Meridian Sand Mbr.

Hatchetigbee FormationBashi Marl Member

TuscahomaSand

Grampian Hills Mbr.Nanafalia Formation“Ostrea thirsae beds”

Gravel Creek Sand Mbr.

Clayton Formation

Coal Bluff Marl Mbr.Oak Hill Mbr.

NaheolaFormation

Mathews Landing Marl Mbr.Porters Creek Formation

Clayton Formation

Prairie Bluff Chalk Providence Sand

CussetaSandMbr.

Ripley Formation

BlufftownFormation

Bluffport Marl Mbr.

Demopolis ChalkArcola Limestone Mbr.

Mooreville Chalk

Tombigbee Sand Member

Eutaw Formation

Gordo FormationTuscaloosa

Groupundifferentiated

Coker Formation

Eoline Mbr.

Lower Cretaceous undifferentiated

ER

ATH

EM

SY

STE

M

SERIESW EG

roup

QU

ATE

RN

AR

YPA

LEO

GE

NE

CR

ETA

CE

OU

S

CE

NO

ZOIC

ME

SO

ZOIC

Upp

erLo

wer

Upp

erM

iddl

eLo

wer

Tusc

aloo

sa

Lower

Upper

Paleocene

Eocene

Oligocene

Miocene

Pliocene

Pleistocene

Holocene

Vick

sbur

gJa

ckso

nC

laib

orne

Wilc

oxM

idw

ayS

elm

a

NE

OG

EN

E

Catahoula Formation

Hattiesburg Formation

Pascagoula FormationGraham Ferry Formation?

Bells Landing Marl Mbr.

Greggs Landing Marl Mbr.

Piedmont Upland

McBryde Limestone Mbr.Pine Barren Mbr.

Coastal Plain Lithostratigraphic Units

Chronostratigraphy

Salt Mtn.Limestone

“Tuscaloosa Marine Shale”

Miocene Series Undifferentiated

Salt Mtn.Limestone

GEOLOGICAL SURVEY OF ALABAMA PLATE 80

Berry H. (Nick) Tew, Jr.State Geologist

The information presented herein is for general location information only and shouldnot be used in place of site assessment. This map is an interpretation of recentlycompiled data; newly acquired or future data may allow a different interpretation.

Color coding on Plate 80 corresponds to Plate 79.

This plate was modified from Moore, 1992.

GENERALIZED STRATIGRAPHIC COLUMNS FOR FIVE PHYSIOGRAPHIC SECTIONS

IN ALABAMA

Mid

dle

AlmondTrondhjemite

NE SW

NE SW

NE SW

AlmondTrondhjemite

ErinSlate

JemisonChert

CheahaQzt.

ButtingRamSs.

Lay DamFormation

BluffSpringsGranite

HissopGranite

Elk

ahat

chee

Qua

rtz D

iorit

e

Roc

kfor

dG

rani

te

HillabeeGreenstone

Gantts QuarryFormation

Gooch BranchChert

ShelvinRock Church

Formation

FayettevillePhyllite

JumboDolomite

Wash CreekSlate

Stumps CreekFormation

BrewerPhyllite

WaxahatcheeSlate

Alluvial and terrace deposits

Alluvial and terrace deposits

Alluvial and terrace deposits

Alluvial and terrace deposits

Alluvial and terrace deposits

Alluvial and terrace deposits

Alluvial and terrace deposits

KowaligaGneiss

ZanaGranite

Jacksons GapGroup

EmuckfawGroup

WedoweeGroup

HackneyvilleSchist

GlenlochSchist

BeaverdamAmphiboliteCornhouse

Schist

MadIndianGroup

HatchettCreekGroup

NE SW

Poe

Brid

ge M

ount

ain

Gro

up

Ket

chep

edra

kee

Am

phib

olite

Mitc

hell

Dam

Am

phib

olite

Hig

gins

Fer

ry G

roup

AgricolaSchist

Camp HillGneiss

Mafic/UM

rocks

RopesCreekAmph.

Wav

erly

Gne

iss

Roc

k M

ills

Gra

nite

Gn.

Aub

urn

Form

atio

nLo

acha

poka

For

mat

ion

Bot

tle G

rani

te

Phelps CreekGneiss

ManchesterSchist

ChewaclaMarble

HollisQuartzite Uchee

Complex

NW SETALLADEGA

BLOCKCOOSABLOCK

TALLAPOOSABLOCK

DADEVILLECOMPLEX

NORTHERN PIEDMONT INNERPIEDMONT

SOUTHERN PIEDMONT

OPELIKACOMPLEX

PINE MTN.BLOCK

UCHEEBLOCKE

RAT

HE

M

SY

STE

M

SE

RIE

S

CE

NO

ZOIC

PALE

OZO

IC

QU

AT E

RN

AR

YC

AR

BO

NIF

ER

OU

S

MIS

SIS

SIP

PIA

N

DE

VO

NIA

NS

ILU

RIA

NO

RD

OV

ICIA

NC

AM

BR

IAN

PROTEROZOIC

Terr

eneu

vian

Ser

ies

2S

erie

s 3

Furo

ngia

nLo

wer

Mid

dle

Upp

erLl

ando

very

Wen

lock

Lud-

low

Prid

oli

Low

erU

pper

Low

erM

iddl

eU

pper

WaresvilleFm.

BySophia M. Rutledge

2016