Match each rock with the correct description. 1. cools quickly on the earth's surface chemical sedimentary rock 2. cools slowly beneath the earth's surface metamorphic rock 3. formed from the remains of living organisms intrusive igneous rock 4. formed from pieces of other rocks cemented together extrusive igneous rock 5. formed when dissolved minerals harden organic sedimentary rock 6. formed from heat and pressure clastic sedimentary rockk