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![]() Date: 2009-09-29 14:07:00Geological history of Earth Plate tectonics Supercontinents Snowball Earth Rodinia Precambrian Neoproterozoic Andrew H. Knoll Historical geology Geology Proterozoic | Source URL: epswww.unm.eduDownload Document from Source WebsiteFile Size: 142,24 KBShare Document on Facebook |