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 ...
The asthenosphere temperature is 300-500 degrees Celsius. The asthenosphere is ductile and can be pushed and deformed like silly putty in response to the warmth of the Earth. These rocks actually flow, moving in response to the stresses placed upon them by the motions of the deep interior of the Earth.