How do the thermal and subsidence histories of passive margins evolve over time?

Seafloor spreading is the mechanism that Wegener was looking for! Convection currents within the mantle drive the continents. We present a tectonic interpretation of the breakup and early seafloor spreading between India and Antarctica based on improved coverage of potential field and ... Sep 11, 2024 ... Seafloor spreading happens when volcanic eruptions at mid-ocean ridges cause the oceanic crust to crack. New lava fills these cracks, pushing the crust apart ... Jan 17, 2014 ... The SW South China Sea preserves a propagating oceanic spreading centre and associated continent–ocean transition (COT) that characterizes ... 2 cm * 475 km/cm = 950 km = 95,000,000 cm = 9.5 * 107 cm · 65 million years = 65,000,000 years = 6.5 * 107 years. Oct 2, 2015 ... Mid-ocean ridge volcanism and extensional faulting are the fundamental processes that lead to the creation and rifting of oceanic crust, ... seafloor spreading data. The advantages of the new experiment are that it provides the first continuous least squares model description of plate motions ... This project will directly determine the migration pathways along an axial melt lens system that has been mapped out along a 100 km complete spreading segment. Nov 29, 2023 ... Seafloor spreading occurs at divergent plate boundaries. As tectonic plates slowly move away from each other, heat from the mantle's convection ... Active margins are sensitive to several subduction-related processes which include rapid opening and closure of neighboring basins. The stages of rifting, ...