What Color is Liquid Carbon at the Atomic Level?

[taregg]

What color of liquid carbon

 

[guysensei1]

Probably white from the heat.

 

[taregg]

is it very bright gray colorless color. ...

 

[UltrafastPED]

Here is a paper on the phase transitions solid-liquid-gas for carbon.

Liquid carbon is metallic unless the pressure is too low - then it is an insulator.

The metallic form should appear like most metals: silver colored. They don't provide a spectrum in the paper.

And some further discussion here: http://pchemblog.umwblogs.org/2011/10/30/phase-diagram/