Roadside Geology of Minnesota
Tech Specs
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BrandMountain Press
Best UseTravel
State / ProvinceMinnesota
FormatPaperback
Dimensions9 x 6 inches
Author(s)Richard W. Ojakangas
PublisherMountain Press
Number of Pages368
ISBN-139780878425624
Copyright Year2009
Description
Known for its many lakes, Minnesota is also home to incredible geologic features. Roadside Geology of Minnesota steers you over glacial moraines and till plains to the best the state has to offer.
Features
- Introduction presents an overview of Minnesota's geologic history
- 42 road guides discuss the landforms and rocks visible from a car window and at nearby waysides and parks
- Road guides include Pipestone National Monument, Grand Portage National Monument and Voyageurs National Park
- Learn about Morton Gneiss, once thought to be the oldest rock on Earth and St. Peter Sandstone, one of the purest sandstones in the world
- Explore banded iron formation, the source of iron for the Great Lakes steel industry
- Discover the ancient shorelines of Glacial Lake Agassiz, one of the largest glacial lakes ever to have existed in North America