Part 7. African Continent Evolution research using ultra-detailed Landsat and Seismic Tomography from surface to 2,900 km depth. Implications for Plate Tectonics, continent formation and the genesis and targeting of mineralisation 19 December 2020 by Robert Watchorn African Continent Evolution research using ultra-detailed Seismic Tomography at 300 km depth. Implications for Plate Tectonics, continent formation and the genesis and targeting of mineralisation Like it? Share it!