How strong is this feat

[Npc170]

A character with super strength grip down on a piece of rock so hard that it turn in to gold and later on by griping a piece of coal turning it into a diamon

 

[EmperorRorepmeThree]

Seems like Transmutation to me. Which means actually turning one thing into something completely different.

 

[Npc170]

No it like the core of a star where there is so much pressure that the material go under fusion and became a different element i want to know how hard you have you have to grip it that it under go fusion