Damaged bits of rock lie on top. The tiniest bits of rock make up sand and soil. Beneath Earth’s crust is an additional layer of generally good rock, known as the mantle. Pools of melted rock, or magma, variety during the mantle. Networking web pages such as MySpace and YouTube https://personalised-sweets12334.wizzardsblog.com/36227101/the-single-best-strategy-to-use-for-rock-sticks