The Marcellus Shale, also referred to as the Marcellus Formation, is a Middle Devonian-age, black, low-density, carbonaceous (organic-rich) shale that occurs in the subsurface beneath much of Ohio, West Virginia, Pennsylvania and New York. More @Wikipedia
Get the latest news about Marcellus Shale from the top news sites, aggregators and blogs. Also included are videos, photos, and websites related to Marcellus Shale.
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.