Quaternary dating wiki

29-Sep-2020 19:30

A series of related techniques for determining the age at which a geomorphic surface was created (exposure dating), or at which formerly surficial materials were buried (burial dating).

Exposure dating uses the concentration of exotic nuclides (e.g.

Biostratigraphy does not directly provide an absolute age determination of a rock, but merely places it within an interval of time at which that fossil assemblage is known to have coexisted.

Both disciplines work together hand in hand, however, to the point where they share the same system of naming rock layers and the time spans utilized to classify layers within a stratum.

The science of geochronology is the prime tool used in the discipline of chronostratigraphy, which attempts to derive absolute age dates for all fossil assemblages and determine the geologic history of the Earth and extraterrestrial bodies.

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Marker horizons are stratigraphic units of the same age, with distinctive composition and appearance.

Geochronology is the science of determining the age of rocks, fossils, and sediments using signatures inherent in the rocks themselves.

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