Matching Pairs Rocks, Rocks EverywhereOnline version A matching game about rock types, their descriptions, and examples of them. by Megan Hill 1 2 Metamorphic Rock 3 4 Igneous rock 5 6 Sedimentary Rock Formed from layers and layers of sediment pressing together Changed by high temperatures Example of igneous rock forming Example of a sedimentary rock Formed from magma from a volcano cooling Example of a metamorphic rock with lots of foliation from heat and pressure.