Melting causes an igneous rock to form into lava/magma.
The melting of metamorphic or igneous rock forms magma.
Melting and crystallization.
A metamorphic rock can become a igneous rock by melting and cooling
An igneous rock
By a process of melting and re-solidification of the melt produced..
by melting and cooling
melting and crystalization
By melting, then solidifying.
By melting and cooling
By melting and cooling
By melting and cooling
Melting.