{{Short description|Stratigraphic unit}} {{distinguish|Assize}} {{Wiktionary|assise}} In geology, an '''assise''' (from the French, derived from Latin ''assidere'', "to sit beside") is two or more beds or strata of rock united by the occurrence of the same characteristic species or genera.<ref>{{EB1911|inline=y|wstitle=Assise|volume=2|page=782}}</ref> In the hierarchy of stratigraphic units, an assise lies between a stage (or sub-stage) and a stratum.<ref name="GeoStratSeq">{{cite book | title=The Geology of Stratigraphic Sequences | url=https://archive.org/details/geologystratigra00mial_358 | url-access=limited | publisher=Springer | author=Miall, Andrew D. | year=2010 | pages=[https://archive.org/details/geologystratigra00mial_358/page/n33 16] | isbn=978-3-642-05026-8 | edition=2nd }}</ref>
==References== {{Reflist}}
Category:Stratigraphy
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