Now showing items 1-4 of 4
Recent biogenic sedimentation on the Antarctic continental margin
Floral and geochemical analyses were conducted on sinking and suspended particulate matter, and on sea ice and recent sediment samples from the northwestern Weddell Sea--northern Antarctic Peninsula area, and McMurdo Sound, ...
The Mammoth Mountain and Wason Park Tuffs: Magmatic evolution in the central San Juan Volcanic Field, southwestern Colorado
The Mammoth Mountain Tuff (MMT) and Wason Park Tuff (WPT) were the third and fourth, respectively, caldera-forming ash-flow tuffs in the central San Juan Volcanic Field (SJVF) in southwestern Colorado. In this region, 7 ...
The origin and evolution of lavas from Haleakala Crater, Hawaii
Sr, Nd, and Pb isotope systematics of lavas from the Maui Volcanic Complex (MVC) are consistent with a three-component petrogenetic mixing model. MVC shield-building (SB) lavas define linear trends on isotope-isotope plots, ...
The geology of the central Apennines and foreland basin, Italy. (Volumes I and II)
Seismic, surface, and well data from the mid-Adriatic Sea and the Umbria-Marche region of central Italy suggest a shallowly detached decollement thrust geometry for the central Apennines and its foreland basin with a ...