Hi Abluca07
Welcome to the "Show"!
I believe it to be "Shale Sedimentary"
One sometimes see in rocks and clouds what we want to see. Known as: pareidolia is now recognized as part of the normal human experience. In particular, our brains have evolved to detect faces quickly, which explains the human tendency to see faces everywhere, including in inanimate objects like electrical outlets or slices of toast.
I would like to see as I would be certain that the little piece in the lower first picture...would make a great hide skinner knife?