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Elbrook Formation

From Wikipedia, the free encyclopedia
Geologic formation in West Virginia
Elbrook Formation
Stratigraphic range: Cambrian
TypeFormation
UnderliesConococheague Formation
OverliesWaynesboro Formation
Location
RegionAppalachia and Southeastern United States
CountryUnited States
ExtentVirginia [1] and West Virginia

The Elbrook Formation is a geologic formation in West Virginia, Maryland, and Pennsylvania. It dates back to the Cambrian period. Fossils of trilobite fragments have been discovered, but they are rare. The Elbrook Formation is not considered fossiliferous.

References

[edit ]
Ph
Pz
C
Moscovian
Bashkirian
M
Serpukhovian
Viséan
Tournaisian
D
Upper
Famennian
Frasnian
Middle
Givetian
Eifelian
Lower
Emsian
Pragian
Lochkovian
S
Pridoli
Ludlow
Ludfordian
Gorstian
Wenlock
Homerian
Sheinwoodian
Llandovery
Telychian
Aeronian
O
Upper
Middle
Lower
Є
Z
Ph
Cz
Pe
Eocene
Igneous intrusives
Mz
J
Igneous intrusives
Pz
P
Cisuralian
Asselian
C
Gzhelian
Kasimovian
Moscovian
Bashkirian
M
Serpukhovian
Viséan
Tournaisian
D
Upper
Famennian
Frasnian
Middle
Givetian
Eifelian
Lower
Emsian
Pragian
Lochkovian
S
Pridoli
Ludlow
Ludfordian
Gorstian
Wenlock
Homerian
Sheinwoodian
Llandovery
Telychian
Aeronian
O
Upper
Hirnantian
Katian
Sandbian
Middle
Darriwilian
Dapingian
Lower
Tremadocian
Є
Furongian
Stage 10
Z
Ediacaran


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