FLORIDA GEOLOGICAL SURVEY


out. These include the Pensacola Clay, Coarse Clastics, Bruce Creek Limestone, and the Long
Key Formation. Table 2 lists information for the wells used in the cross sections.

 Table 1. Stratigraphic units and lithologies.

Unit Lithologies
 TERTIARY

 Middle Eocene


Avon Park Formation


Upper Eocene


To Ocala Limestone


 Lower Oligocene
Ts Suwannee Limestone
Tsm Suwannee-Marianna Limestones Undif.

 Upper Oligocene to Middle Miocen
Tha Hawthorn Group, Arcadia Formation

That Hawthorn Group, Tampa Member


Tsmk
Tch

Th

Tht
Ths

The

Tab


Thp

Thpb

Thcc


 Miocene
St. Marks Formation
Chattahoochee Formation

Hawthorn Group

Hawthorn Group, Torreya Formation
Hawthorn Group, Statenville Formation

Hawthorn Group, Coosawhatchie Formation

Alum Bluff Group

 Miocene-Pliocene
Hawthorn Group, Peace River Formation

Hawthorn Group, Peace River Formation,
 Bone Valley Member
Hawthorn Group, Coosawhatchie Formation,
 Charlton Member


limestone, dolostone


limestone, dolostone


limestone
limestone

e
dolostone, limestone, sand,
clay, phosphate
limestone, dolostone, sand,
clay

limestone, sand
dolostone, limestone, sand,
clay,
dolostone, limestone, sand,
clay, phosphate
clay, sand, limestone
dolostone, sand, clay,
phosphate
sand, clay limestone,
dolostone, phosphate
clay, sand


sand, clay, dolostone,
phosphate
sand, clay, phosphate,
dolostone
clay, sand, limestone


Tap