Isotope geochronology is a newly developed interdisciplinary science which combines geoscience,physics,chemistry and technical sciences,and is a young and energetic branch of earth science.The decay of radioactive isotopes is used to determine the formation age of geological body and the age of geological events,with aiming to study the formation history and evolution of earth and planetary materials.This paper presents brief introduction and summary of relative high-precise isotope dating methods in terms ...