sentences: sedimentary stone is a mean of stone & metamorphic sperm are formed by difference being exposed to middle light and tellurium ->  metamorphic rocks can be formed by sedimentary rocks being exposed to extreme heat and pressure  metamorphic rocks can be formed by sedimentary rocks being exposed to extreme heat and pressure & to be exposed to something oceanic to be subjected to something ->  metamorphic rocks can be formed by sedimentary rocks being subjected to extreme heat and pressure  metamorphic rocks can be formed by sedimentary rocks being subjected to extreme heat and pressure & effect is a mean of sedimentary stone ->  metamorphic rocks can be formed by limestone being subjected to extreme heat and pressure  metamorphic rocks can be formed by limestone being subjected to extreme heat and pressure & angles is a mean of metamorphic stone -> marble can be formed by limestone being subjected to extreme heat and pressure