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Formation Family

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Formation Origin
A body of rock with a consistent lithology occupying a particular position in the stratigraphic column. 1
Formation Family
Sources
1. Wikipedia: Geological formation
WikipediaGeological formation, lead section
Quote, Geological formation, lead section
A geological formation, or simply formation, is a body of rock having a consistent set of physical characteristics (lithology) that distinguishes it from adjacent bodies of rock, and which occupies a particular position in the layers of rock exposed in a geographical region (the stratigraphic column).
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