Christine 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.: Louis Sass: Arctic & Antarctic photographs, pictures & images from Bryan & Cherry Alexander Photography.