“Calymmian”的概念、定义、翻译、参考文献-科学参考

单词	Calymmian
释义	Calymmian Geology and Earth Sciences A period of the Proterozoic eon that began 1600 Ma ago and ended 1400 Ma ago. Its limits are set by fixed dates. The Calymmian followed the Statherian period and was succeeded by the Ectasian period.
随便看	GEO geo geo- geobarometer geobotanical anomaly geobotanical exploration geocache geocaching geocentric Geocentric Celestial Reference System geocentric coordinates Geocentric Coordinate Time geocentric equatorial parallax geocentric parallax geocentric universe geochemical affinity geochemical anomaly geochemical cycle geochemical differentiation geochemical soil survey geochemistry geochronologic unit geochronology geochronometric scale geochronometry

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