Category:Cretaceous formations in Montana

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Preceded by Proterozoic Eon	Phanerozoic Eon
	Paleozoic Era						Mesozoic Era			Cenozoic Era
	Cambrian	Ordovician	Silurian	Devonian	Carboniferous	Permian	Triassic	Jurassic	Cretaceous	Paleogene	Neogene	4ry

Subcategories

This category has the following 43 subcategories, out of 43 total.

.

Colorado Group (geology)‎ (15 C)

B

Bearpaw Formation‎ (10 C, 8 F)
Bearpaw Formation in Montana‎ (1 C, 6 F)
Belle Fourche Formation‎ (1 C, 2 F)
Benton Shale‎ (6 C, 33 F)
Blackleaf Formation‎ (2 C)
Boulder Batholith‎ (20 C, 10 F)
Butte Quartz Monzonite‎ (19 C, 34 F)

C

Cable Batholith‎ (2 F)
Carlile Shale Formation‎ (8 C, 13 F)
Claggett Formation‎ (1 C, 3 F)
Cloverly Formation‎ (8 C, 5 F)
Cloverly Formation in Montana‎ (1 C)
Cody Shale‎ (3 C, 4 F)
Cretaceous intrusions (geology) in Montana‎ (1 C)

E

Eagle Sandstone‎ (4 F)
Elkhorn Volcanics‎ (6 C, 1 F)

F

Fairport Chalk‎ (16 F)
Fort Union Formation‎ (5 C, 4 F)
Fox Hills Formation‎ (4 C, 14 F)
Frontier Formation‎ (4 C, 3 F)

G

Graneros Shale‎ (1 C, 8 F)

H

Hell Creek Formation‎ (7 C, 70 F)
Horsethief Sandstone‎ (1 C)

I

Idaho Batholith‎ (7 C, 1 F)

J

Judith River Formation‎ (5 C, 5 F)

K

Kootenai Formation‎ (2 C, 2 F)

L

Lance Formation‎ (6 C, 5 F)
Livingston Formation (geology)‎ (1 C, 1 F)

M

Marias River Shale‎ (1 C)
Mowry Shale‎ (6 C, 11 F)

P

Pierre Shale‎ (8 C, 16 F)
Pierre Shale in Montana‎ (4 F)
Pioneer Batholith‎ (1 C, 2 F)

R

Rader Creek Pluton‎ (1 C, 2 F)

S

Shell Creek Shale‎ (1 C)
St. Mary River Formation‎ (3 C, 3 F)

T

V

Virgelle Sandstone‎ (1 F)

W

Willow Creek Formation‎ (2 C)

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