bn:01012745n
Noun Concept
Categories: Geological units, Chronostratigraphy, Geochronology, Erathems, Geological periods
EN
system
EN
A system in stratigraphy is a sequence of strata that were laid down together within the same corresponding geological period. Wikipedia
English:
geology
stratigraphy
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EN
A system in stratigraphy is a sequence of strata that were laid down together within the same corresponding geological period. Wikipedia
A unit of the geologic record of a rock column Wikipedia Disambiguation
Idealized composite unit of the geologic record representing the totality of rock strata laid down during a certain period of the geologic time scale Wikidata
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