Manteldynamik, magmatische Prozesse und das Aufbrechen der Kontinente

• Main Authors: Trumbull, Robert B., Keiding, Jakob K., Veksler, Ilya, Romer, Rolf L.
• Format: Text
• Language: German
• Published: Deutsches GeoForschungsZentrum GFZ 2012
• Subjects: Tristan; False Bay; Iceland
• Online Access: https://dx.doi.org/10.2312/gfz.syserde.02.02.3; https://gfzpublic.gfz-potsdam.de/pubman/item/item_76827

The separation of Africa and South America about 130 million years ago was accompanied by huge volumes of magma derived from the mantle. Erosion has removed many of the surficial lavas but dolerite dyke swarms beneath them are preserved. These dykes are under study to determine the composition of ma...