In this section, you can find information about Marcellus shale rock. These essays are still being developed and refined. Images will be added to most. Check back later for updates.
- What is Marcellus shale?
- Where is the Marcellus formation located in Pennsylvania?
- Can Marcellus shale be observed in northeastern Pennsylvania?
- What is the depth and thickness of Marcellus in northeastern PA?
- When did Marcellus shale form?
- How did Marcellus shale form?
- What forms of life helped create Marcellus gas?
- How does Marcellus shale compare to other kinds of rock found in Northeastern PA?
- What rock layers are above and below Marcellus shale?
- What is natural gas?
- Why does Marcellus shale contain natural gas?
- What other kinds of rock in northeastern Pennsylvania contain natural gas?
- Does Marcellus Shale pose a radioactivity risk?