🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoPortuguêsSvenskaTiếng Việtالعربية中文日本語EntityQ1674549· pop 16· linked from 265 articlesisotope geochemistrysubfield of geology focused on the study of natural variations in the relative abundances of isotopes of various elementsConnectionsatmosphere of EarthEntityisotopeEntityCategoriesGeochemistryGeochronological dating methodsGeophysics