Nb/Y on the diagram of Winchester and Floyd (1977). Brooks Range and the Bonnifield VMS district ... In particular, the known Triassic basalts are different from MORB in that they lack light-REE depletion (fig. 9) but are different from BASALTanbsp;...
|Title||:||Geologic studies in Alaska by the U.S. Geological Survey during ...|
|Author||:||Geological Survey (U.S.)|