Supergirl

Are there paranormal beings that possess the power of Superman�s Coal To Diamond Feat? Firstly, coal has too many impurities to transform it into a diamond under only power of pressure, heat, and a number of days.� Graphite is the ideal form of carbon to transform into diamonds under these conditions.� In the movies Superman instantly turned coal into diamond with pressure but extreme heat is needed as well.�� However we can assume he was applying...