Mantle (geology) 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 and most massive layer of the planetary body. Mantles are characteristic of planetary bodies that have undergone differentiation by density. All terrestrial planets (including Earth), a number of asteroids, and some planetary moons have mantles. The Earth's mantle is a layer of silicate rock between the crust and the outer core. Its mass of 4.01 × 10 kg is 67% the mass of the Earth. It has
What We Do Is Secret (novel) What We Do Is Secret (novel) What We Do Is Secret is a novel by Thorn Kief Hillsbery, published by Villard in 2005. "What We Do Is Secret" takes place in Los Angeles in 1981, six months after the death of Darby Crash (lead singer of the Germs). It is narrated by a gay street kid named Rockets Redglare, who knew Darby personally. All the action occurs over the course of 24 hours, on Rockets' 13th birthday. Rockets was ten years old when he first met Darby Crash, lead singer of LA punk band the Germs. He and Darby had