CARTOGRAPHY BY JIM JONES & TED KIPER
T 2
S
85 1
0'
R 9 WR 11 W R 10 W
T 1
ST
1 N
30 20'
T 2
N
30 30'
R 7 W
85 0
0'
R 8 W
J A C K S O N C O U N T Y
L I B
E R
T Y
C
O U
N T
Y
J A C K S O N C O U N T Y
L I B
E R
T Y
C O
U N
T Y
B A
Y
C O
U N
T Y
B
A Y
C
O U
N T
Y
G U L F C O U N T Y
Apalac
hicola
River
Apalac
hicola
River
River
Chipola
274l274l
274l274l274l
275l
71l
286l69l
69l
69l
69l
69l
71l
71l
71l
20l
2020
20
ll
l
71l
20l
275l
275l
73l
73l
73l
73l
73l
392l
392l
275l
T 3
S
30 10'30 10'
T 3
ST
2 S
30 20'
T 1
ST
1 N
30 30'
T 2
N
85 2
0'85
20'
R 11 W
85 1
0'
R 10 W R 9 W
85 0
0'
R 8 W R 7 W
Dead
Lake
SCALE
4 MILES3210.50
6 KILOMETERS543210
N
CALHOUN COUNTY
exposures. Reworked phase of this is QTci. gravel, silt and clay. Often oxidized to reddish hues in Tci- Citronelle Formation. Fine to coarse grained sands with
limestone, clays, silts. Fossiliferous, often moldic.Tchat- Chattahoochee Formation. Dolostones with subordinate
Often greenish to gray hues. May contain shells.Tab- Undi�erentiated Alum Blu� Group. Clays, silts and sands.TERTIARY
varies from wackestone to grainstone. Minor siliciclastic Limestone, white to pale orange, fossiliferous, moldic,Tsm- Undi�erentiated Suwannee Limestone and Marianna Limestone.
to grainstone. Minor siliciclastic component. from poorly recrystallized to well recrystallized, packstoneTs- Suwannee Limestone. Marine limestone, fossiliferous, varies
component.
Qh- Holocene sediments consisting of quartz sand with minor amounts
EXPLANATION
dunes. A geomorphic unit on undi�erentiated, often clean,
Tertiary carbonates.QTrs- Sandy and clayey residuum of pre-existing units laying on
little to no lithologic change. hues in exposures. Appears to be reworked Tci with very sands with gravel, silt and clay. Often oxidized to reddishQTci- Citronelle Formation (reworked). Fine to coarse grained
of silt and clay. Citronelle. Fine to coarse grained with varying percentagesQu- Undi�erentiated quartz sands. May consist in part of reworked
quartz sands. Generally �ne to medium grained.
QUATERNARY/TERTIARY
Qbd- Quartz sands with surface expression of beach ridges and
Very �ne to coarse grained. Often consists of reworked Citronelle Fm. and older units. silts, and clays with varying percentages of organic matter.Qal- Alluvium deposited in the river �ood plains. Quartz sands,
Mostly beach and dune sands along present coastline. of organic matter and clay associated with lagoonal deposits.
QUATERNARY
To- Ocala Limestone. White to gray, fossiliferous, moldic
carbonates and lowering/reworking of Tertiary siliciclastic resulting from the dissolution of Oligocene-MioceneTro- Residuum on Oligocene. Clay, sandy clay and clayey sand
lowering/reworking of Tertiary siliciclastic sediments. resulting from the dissolution of Miocene carbonates andTrm- Residuum on Miocene. Clay, sandy clay and clayey sand
carbonates and lowering/reworking of Tertiary siliciclastic resulting from the dissolution of Eocene to MioceneTre- Residuum on Eocene. Clay, sandy clay and clayey sands limestone. Variable from packstone to grainstone.
sediments.
sediments.
Tjb- Jackson Blu� Formation. Variably sandy clay often with
sand and clay. Very fossiliferous. OccasionallyTic- Intracoastal Formation. Varying mixtures of carbonate
Th- Hawthorn Group. Sandy clays, silt, occasional carbonates.
abundant fossils.
phosphatic.
May locally contain phosphate.
Qu
Qu
Qal
Qal
Qu QalQal
QuQal
Tab
STATE GEOLOGIST AND CHIEF
WALTER SCHMIDT
SET 1 9 0 7
.
G
FL
OR
I DA
E OL OG I CA L
SUR
VE
Y
KEN CAMPBELL P.G. #192
BY
1993
GEOLOGIC MAP OF
FLORIDA
THIS IS AN INTERIM GEOLOGIC MAP.EDITING AND EDGE MATCHING HAVENOT BEEN COMPLETED. UPDATINGAND CORRECTING ARE CONTINUING.
Tchat
Tci
Trm
QTci
Tci
TsTci
FGS020193OPEN FILE MAP SERIES No. 20
Tab
Tchat
DEPARTMENT OF NATURAL RESOURCESFLORIDA GEOLOGICAL SURVEY
