e/Geological unit

Information
has gloss	eng: A geological unit is a volume of rock or ice of identifiable origin and age range that is defined by the distinctive and dominant, easily mapped and recognizable petrographic, lithologic or paleontologic features (facies) that characterize it.
lexicalization	eng: Geological units
lexicalization	eng: Geological unit
subclass of	(noun) a single undivided whole; "an idea is not a unit that can be moved from one brain to another" unit
has instance	c/Geologic formation stubs
has instance	c/Geological supergroups
has instance	e/System (stratigraphy)