The Marcellus Formation ... Although black shale is the dominant lithology, it also contains lighter shales and interbedded limestone layers due to sea level variation during its deposition ...

as Marcellus shale contains layers of volcanic ash where lithium is essentially extracted (via diagenesis) into fluid.

Norway’s Equinor will pay US$1.25 billion for the rest of US producer EQT’s non-operated interest in natural gas assets in ...

As we mark the 20th anniversary of Marcellus Shale development in Appalachia, we can celebrate the positive benefits that natural gas provides to our communities, our economy and workforce, our ...

This article explores the recent decline in U.S. shale gas production, analyzing the contributing factors and potential ...

Large and small, in layer upon layer ... The largest U.S. shale formation, the Marcellus, lies about a mile under the Appalachian Mountains, in an arc that runs from West Virginia to New York ...

The well-defined layers were formed in still ... much of the economically important shale formations in today’s eastern United States, like the Marcellus formation that stretches from New ...

This is the sixth in a series of stories reflecting on 20 years of gas drilling in Southwestern Pennsylvania. To understand ...

There are many barriers to entry in the oil and gas sector including high resource ownership, high startup costs and regulations among others.

The drilling method uses high pressure from a drill and perforating gun system to crack shale rock layers thousands of ...

The Marcellus shale, the queen of gas shales ... A large fraction of this was injected via disposal wells into deep geologic layers. This enormous volume of water was much greater than what ...