What is cross dating sexdating ideal

What is cross dating

Many new techniques are being developed and tested.

Unless tied to historical records, dating by archaeological methods can only be relative -- such as stratigraphy, typology, , fluorine and nitrogen test, and radiometric assay.

This term refers to the relation of one stratigraphical unit to another, by petrological, osteological, lithographic, cultural, chronological, or palaeontological means.

For example, stratigraphic units may be correlated using palaeontological criteria, methods, and position relative to the glacial-interglacial cycle by examining physical and biological attributes.

and that are thought to have been deposited at approximately the same time (being in or on the same matrix).

Objects are said to be in association with each other when they are found together in a context which suggests simultaneous deposition.

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