Stratigraphic unit

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

A stratigraphic unit is a volume of rock of identifiable origin and relative age range that is defined by the distinctive and dominant, easily mapped and recognizable petrographic, lithologic or paleontologic features (facies) that characterize it.

Excerpt from the Wikipedia article “Stratigraphic unit”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: The original uploader was Maveric149 at English Wikipedia., CC BY-SA 3.0, via Wikimedia Commons.