Misconceptions

1.Even though most coal found in nature is the altered remains of prehistoric vegetation that originally accumulated in swamps and peat bogs, mankind can make coal so we will never run out.

2.Rivers do not carve valleys, but only passively flow down them.

3.Life exists on Earth because the Earth is the right distance from the Sun for water to exist in liquid form.

4.Separations along bedding plane, like those that dominate most sedimentary outcrops, occur deep beneath the Earth's surface.

5.Rocks (and minerals) grow in layers under the right conditions.

Locations

Ledges

London Brick Quarry

Fitzgerald Park

Links

London Brick Park

Fitzgerald Park

Resources

Sedimentary Rocks, Features, and Fossils at Grand Ledge Eaton County

Stratigraphic Nomenclature for Michigan

Geological Society of America Centennial Field Guide—North-Central Section, 1987

The Ledges of the Grand River, Michigan

Randall L. Milstein

Weathering of the Eaton Sandstone (Pennsylvanian), Grand Ledge, Michigan: Geochemical Mass-Balance and Implications for Reservoir Properties Beneath Unconformities

Jason R. Price1 and Michael A. Velbel2

Taking Field notes

Day 6 Curricular Outcomes

How do Surface and subsurface rocks tell us what Michigan was like in the geologic past?

Napoleon Stone