LS.0005-00Christine Smith-Siddoway, Investigator on US National Science Foundation research grant, in a huge wind-scoop in Arthur Glacier on Mt. Little. Dark brown planar surface beyond her shows the shear fractures and faults she was studying to reconstruct previous tectonic activity in the area. The rock is Late Cretaceous Byrd Coast Granite. West Antarctica.
LS.0006-00J. Stone collecting glacial erratics off Wells Ridge for cosmogenic isotope exposure dating. Rock in foreground is Paleozoic (Cambrian) Swanson Formation, greenschist facies metagraywacke and metaturbidites of oceanic origin.Rock on peaks behind is Byrd Coast Granite, a Cretaceous leucogranite (granite) with A type chemistry. West Antarctica.
LS.0007-00Scott tent on the margin of the Arthur Glacier in front of the granite walls of Mt. Dolber. The rock is Late Cretaceous Byrd Coast Granite. West Antarctica.
LS.0008-00Mike Roberts on the summit pedaplane of The Billboard, with Mt Rhea in background. The peaks of Western Sarnoff Range are composed of Late Cretaceous Byrd Coast Granite. On right is Boyd Glacier. Left is the Arthur Glacier. Far distant peaks:(centre) E. Sarnoff Mts. & (left) Denfield Mts.