The Marcellus Shale Formation Information Site
Publication Type:
Web ArticleSource:
The Marcellus Shale Formation Information Site (2008)URL:
http://www.marcellusshaleformation.com/Keywords:
backgroundNotes:
Nolan Hart. (2008). Includes photos, maps, illustrations.
Named for the town of Marcellus New York, where the shale reaches the surface, it is a Devonian age (roughly 390 million years old) member of a geological structure known as the Hamilton group. It formed when Devonian age seas...covered much of North America.