geochronometry


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geochronometry

[¦jē·ō·krə′näm·ə·trē]
(geology)
The study of the absolute age of the rocks of the earth based on the radioactive decay of isotopes, such as 238U,235U,232Th,87Rb,40K, and 14C, present in minerals and rocks.
References in periodicals archive ?
Therefore, one can say that there is a direct proportionality between the spacevelocity expansion of, let say, Virgo galaxy and the Earth geochronometry.
Furthermore, the Earth geochronometry data may enable us to verify the cosmological theories with unprecedented precision.