New data gathered during mapping of c. 3490–3240 Ma rocks of the Pilbara Supergroup in the Pilbara Craton show that most bedded chert units originated as epiclastic and …
The lower plate is the dominant agent in modern convergent margins characterized by active subduction, as negatively buoyant oceanic lithosphere sinks into the asthenosphere …
The geodynamic environment in which Earth's first continents formed and were stabilized remains controversial. Most exposed continental crust that can be dated back to the …
JH Bédard - Geochimica et cosmochimica acta, 2006 - Elsevier
There is no consensus on the processes responsible for near-coeval formation of Archaean continental crust (dominantly tonalite–trondhjemite–granodiorite: TTG), greenstone belts …
Abstract The 3,430-million-year-old Strelley Pool Chert (SPC)(Pilbara Craton, Australia) is a sedimentary rock formation containing laminated structures of probable biological origin …
P Kearey, KA Klepeis, FJ Vine - 2009 - books.google.com
The third edition of this widely acclaimed textbook provides a comprehensive introduction to all aspects of global tectonics, and includes major revisions to reflect the most significant …
The discovery of metal-depositing hot springs on the sea floor, and especially their link to chemosynthetic life, was among the most compelling and significant scientific advances of …
Earth as an Evolving Planetary System, Fourth Edition discusses key topics dealing with the evolution and interaction through time of Earth's crust, mantle, core, atmosphere …
L Eppelbaum, I Kutasov, A Pilchin - 2014 - Springer
Geothermics is an area of geophysics that studies the thermal state and history of the interior of the Earth. Solar heat penetrates only into the topmost layers of the Earth's crust. Diurnal …