surname. 1  the name that a person has in common with other family members, as distinguished from a Christian name or given name; family name. 2  a name added to a person's name, as one indicating a circumstance of birth or some characteristic or achievement; epithet. 3  to give a surname to; call by a surname.
Best Answer: It depends on the rock, but typically about 600 C (1100 F) to 1200 C (2200 F). Quartz or quartz rich rocks have the lowest melting point, and basaltic ...
At the macroscopic scale, when rocks melt by either decompression or by addition of volatiles, the more buoyant melt rises toward Earth's surface. When this rising melt comes into contact with solid lithospheric rock on its path upward, it can transfer enough heat to the surrounding rock to melt it.