Documents Did plate tectonic begin in Early Archean times? Hugh Smithies Martin Van Kranendonk Dave Champion.....

Slide 1 Did plate tectonic begin in Early Archean times? Hugh Smithies Martin Van Kranendonk Dave Champion Geological Survey of Western Australia Slide 2 Back then Now >…

Documents Did plate tectonic begin in Early Archean times?

Did plate tectonic begin in Early Archean times? Hugh Smithies Martin Van Kranendonk Dave Champion Geological Survey of Western Australia Back then Now > 3 billion years…