This class handout contains maps and background information about the mid-continent rift system. The summary of the stratigraphy, structure, and mineralization of rift rocks provides an overview of rift rocks in...
This brief review of Earth history starts with the Archeozoic Period and goes through the Devonian Period. It explains time divisions and that the basic unit of geologic time is the period, which comprises two or more...
These two classroom exercises introduce students to stratigraphy and the law of superposition as well as seriation, dating techniques used by archaeologists to establish a relative chronology. They can be adapted to...
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