Mason Nunatak
Mason Nunatak is a nunatak long at the northwest end of the Meteorite Hills and the Darwin Mountains of Antarctica. It was named after Brian Harold Mason of the Department of Mineral Sciences, Smithsonian Institution, Washington, D.C., who examined and classified meteorites collected by United States Antarctic Program field parties directed by W.A. Cassidy in seven austral summers, 1977–78 through 1983–84.