Reading and Writing Center. The Westfield State University Reading and Writing Center is dedicated to supporting and encouraging all students, faculty, and staff as they write to communicate their ideas and to discover new ones.
Below is a list of some other places where you can see outcroppings of Madison Limestone. It can be found near the surface in the sky-blue areas (labelled uPZ in some places) on this Geologic Map of Montana (click on the map to enlarge it when the page opens up).
Gneiss Hornfels Marble Mylonite Quartzite Schist Slate Introduction Features Igneous rocks Sedimentary rocks Metamorphic rocks Schist is medium grade metamorphic rock, formed by the metamorphosis of mudstone / shale, or some types of igneous rock, to a higher degree than slate, i.e. it has been subjected to higher temperatures and pressures.