Scope note

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This class comprises instances of A8 Stratigraphic Unit which are connected portions of terrain or other solid structures on, in, or under the surface of earth or seafloor exhibiting some homogeneity of structure or substance and which are completely bounded by surfaces or discontinuities in substance or structure with respect to other portions of the terrain or surfaces of objects or finds.

Normally at least one of the surfaces, i.e. instances of A3 Stratigraphic Interface (such as the lower one), from the genesis event of the A2 Stratigraphic Volume Unit will remain during its existence.

An instance of A2 Stratigraphic Volume Unit may contain physical objects.

Language

en