Mantle (geology) might possibly be exposed in the South Pole-Aitken basin and/or the Crisium basin. The lunar mantle contains a seismic discontinuity at ~500 km depth, most likely related to a change in composition. Titan and Triton each have a mantle made of ice or other solid volatile substances. Some of the largest asteroids have mantles; for example, Vesta has a silicate mantle similar in composition to diogenite meteorites. Mantle (geology) The mantle is a layer inside a planetary body bounded below by a core and above by a crust. Mantles are made of rock or ices, and are generally the largest
The Crust Brothers The Crust Brothers The Crust Brothers, a band formed by Stephen Malkmus and members of Silkworm (Michael Dahlquist, Tim Midgett, and Andy Cohen), released one album, "Marquee Mark", a live recording of their December 5, 1997, show at the Crocodile Cafe in Seattle, Washington. MTV reporter Tayloe Emery wrote an article for MTV Music News and reported that the show was a benefit for the Washington Wilderness Coalition organized by Trevor FitzGibbon to protect roadless areas. "One of the goals of the coalition is to pressure government officials to push forward laws that would serve to protect the wilderness area,