WARNING:
JavaScript is turned OFF. None of the links on this concept map will
work until it is reactivated.
If you need help turning JavaScript On, click here.
This Concept Map, created with IHMC CmapTools, has information related to: Precosious Earth Concept Map, granite will erode, Continents made of granite, isotopes can be O-18, zircon will not erode, liquid water essential for life, O-18 obtained with liquid water, O-18 is less common, zircon contains isotopes, isotopes can be O-16, 4.3-4.4 billion years ago time for liquid water, Continents formed before 4.3-4.4 billion years ago, granite contains zircon