Physical Science May 7th, 2012 Research Paper Marcellus Shale Marcellus shale, also known as Marcellus Formation, is a unit of marine sedimentary rock. Marcellus Shale is a Middle Devonian-age black, low density, and very organically rich shale. This black shale was deposited in relatively deep water with no oxygen. It can sometimes contain limestone beds, concentrations of iron pyrite and siderite. Marcellus shale was named by James Hall, 1839, after the village of Marcellus, New York. The…
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