You make me laugh when you say that you listen to radio and in the most interesting termas you slept hahahaha, then in the NOT interesting ones you were awake hahahaha, possibly your wild imagination is activated there, they say that while we sleep we can learn.
In relation to the rock, you are a very stubborn man. I would already know beyond doubt, an expert person, and that's all, I would already know if it is gold or NOT.
I want it to be gold, but if you don't look for an expert, we won't know.