Crust (geology) Mars comprise secondary crust, as do the lunar maria. On Earth, we see secondary crust forming primarily at mid-ocean spreading centers, where the adiabatic rise of mantle causes partial melting. Tertiary crust is more chemically-modified than either primary or secondary. It can form in several ways: The only known example of tertiary crust is the continental crust of the Earth. It is unknown whether other terrestrial planets can be said to have tertiary crust, though the evidence so far suggests that they do not. This is likely because plate tectonics is needed to create tertiary crust, and Earth is the
It'z Just What We Do It'z Just What We Do It'z Just What We Do is the second EP by American country music duo Florida Georgia Line. It was released in May 2012, by Big Loud Mountain. All five songs from the album later appeared on their debut studio album, "Here's to the Good Times" (2012). Jessica Nicholson of "Country Weekly" gave the album a very positive review, saying that "Newcomers Brian Kelley and Tyler Hubbard of Florida Georgia Line first met while students at Nashville’s Belmont University, and melded their diverse musical backgrounds to create their first five-song EP. No softhearted love songs here,