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Category:Geologic formations of the United States

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Geological formations of the United States.

Subcategories

This category has the following 27 subcategories, out of 27 total.

Geologic formations of the United States by state‎ (50 C)

.

Rock formations of the United States‎ (9 C, 12 P)

*

Precambrian United States‎ (1 C, 25 P)

+

Geologic formations of Puerto Rico‎ (3 C, 12 P)

C

Cambrian United States‎ (34 C, 11 P)
Carboniferous United States‎ (34 C, 15 P)
Cenozoic United States‎ (22 C, 2 P)

D

Demopolis Chalk‎ (11 P)
Devonian United States‎ (34 C, 16 P)

E

Ediacaran United States‎ (3 C, 3 P)
Eocene United States‎ (1 C, 15 P)

H

Hell Creek Formation‎ (1 C, 7 P)

J

Jurassic United States‎ (23 C, 12 P)

M

Mesozoic United States‎ (22 C)
Miocene United States‎ (2 C, 21 P)
Mississippian United States‎ (2 C, 36 P)

N

Neogene United States‎ (31 C, 19 P)

O

Ordovician United States‎ (34 C, 22 P)

P

Paleogene United States‎ (31 C, 25 P)
Paleozoic United States‎ (21 C, 6 P)
Permian United States‎ (21 C, 10 P)
Pleistocene United States‎ (1 C, 50 P)
Pliocene United States‎ (2 C, 13 P)

Q

Quaternary United States‎ (15 C, 10 P)

S

Silurian United States‎ (25 C, 15 P)

T

Triassic United States‎ (20 C, 11 P)

Σ

United States geologic formation stubs‎ (4 C, 154 P)

Pages in category "Geologic formations of the United States"

The following 34 pages are in this category, out of 34 total. This list may not reflect recent changes.

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