Category:Devonian formations in Virginia

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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 20 subcategories, out of 20 total.

'

Hamilton Group (geology)‎ (14 C, 5 F)
Oriskany Group‎ (7 C, 9 F)

B

Bedford Formation‎ (2 C)
Brallier Formation‎ (1 C, 6 F)

F

Foreknobs Formation‎ (1 C, 6 F)

H

Hampshire Formation‎ (1 C, 2 F)
Harrell Shale‎ (1 C, 3 F)
Huntersville Chert‎ (1 C, 2 F)

J

Java Formation‎ (2 C)

K

Keyser Formation‎ (1 C, 7 F)

M

Mahantango Formation‎ (4 C, 6 F)
Marcellus Shale‎ (9 C, 6 F)

N

Needmore Shale‎ (4 F)

O

Ohio Shale‎ (11 C, 10 F)
Onondaga Formation‎ (9 C, 10 F)

P

Price Formation‎ (4 C, 11 F)

R

Ridgeley Sandstone‎ (1 C, 6 F)

S

Scherr Formation‎ (2 F)

T

Tioga Bentonite‎ (1 C, 3 F)
Tully Limestone‎ (4 C, 7 F)

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