• Campi Flegrei 

    Barker, Daniel S. (2012-02-03)
  • Flood basalts 

    Barker, Daniel S. (2010-07-06)
  • Magmatism in Trans-Pecos Texas 

    Barker, Daniel S. (2014-03-06)
    The lithosphere under the Trans-Pecos region supplied granitic to mafic magmas from 1300 to 1100 Ma. From the Proterozoic to Late Cretaceous time, magmatism was absent. A few occurrences of Late Cretacous and Paleocene ...
  • Pegmatites 

    Barker, Daniel S. (2010-07-06)