Helium.com | Ecology & Environment | How metamorphic rock can change to igneous rock http://www.helium.com/knowledge/291018-how-metamorphic-rock-can-change-to-igneous-rock.xml Helium.com > Ecology & Environment > How metamorphic rock can change to igneous rock en-us Copyright Helium.com Mon, 02 Nov 2009 20:01:43 GMT Mon, 02 Nov 2009 20:01:43 GMT All metamorphic rock begins in hot, molten magma. All metamorphic rock IS igneous rock. Igneous intrusive rock is rock that has taken a long time t... http://www.helium.com/items/1671288-how-metamorphic-rock-can-change-to-igneous-rock Thu, 03 Dec 2009 19:15:06