Structure of the Earth obducted onto the continental crust and preserved as ophiolite sequences. Many rocks now making up Earth's crust formed less than 100 million (1) years ago; however, the oldest known mineral grains are about 4.4 billion (4.4) years old, indicating that Earth has had a solid crust for at least 4.4 billion years. Earth's mantle extends to a depth of 2,890 km, making it the thickest layer of Earth. The mantle is divided into upper and lower mantle. The upper and lower mantle are separated by the transition zone. The lowest part of the mantle next to the core-mantle boundary is
We Do What We Want on March 29, 2011 through Tooth & Nail Records, and it is also Emery's first album co-released by Tooth & Nail's heavy metal/hardcore punk subdivision Solid State Records. Vocalist Toby Morell has said that he was "proud" of the signing to Solid State, and also described it as "just kind of a good feeling to be wanted by another part of your company and be able to join all the awesome bands." All songs composed by Emery, except "Fix Me" composed by Devin Shelton. Deluxe edition Emery Production We Do What We Want We Do What We Want is the