Geological Background

Bramblett Claud, Department of Anthropology, College of Liberal Arts, University of Texas at Austin

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Geochronology is the study of time and its relationship to Earth's history. This site supplies a thorough introduction to geochronology, including popular methods used and some geologic applications of the results. Specific topics include superposition, biostratigraphy, radiometric dating, thermoluminescence, paleomagnetism, the fossil record, and extinctions. Additionally, the site supplies a summary of each geologic Era.

Subject: Biology, Geoscience:Geology:Geochemistry
Topics: Solid Earth:Geochemistry, Biosphere, Chemistry/Physics/Mathematics, Time/Earth HistoryKeywords: absolute time, relative time, geologic dating, radiometric