That fossil species may have been dated somewhere else, so you can match them and say that your fossil has a similar age. Faunal deposits include remains and fossils of dead animals. Geochronology on the paleoanthropological time scale, Evolutionary Anthropology 9, McDougall I. Other Topic Rooms Ecology. Waltham, MA:
Throughout the history of life, different organisms have appeared, flourished and become extinct.
Dating Rocks and Fossils Using Geologic Methods
Archaeologists rarely make these determinations on the basis of a single example. Often events can be dated to within a decade. Eyes on Environment. The predictable manner in which a population of atoms of a radioactive element spontaneously disintegrate over time. Although cation-ratio dating has been widely used, recent studies suggest it has many problems. The Earth's magnetic field has reversed many times during its history.