geophagia
When you're addicted to eating anything earth made, such as: soil, or clay. Or when you crave for anything earth made.
It can also be when you enjoy/crave eating chalky things.
It can also be when you enjoy/crave eating chalky things.
Peter: I really enjoy eating clay, and I crave soil sometimes.
Sandra: Man, I think you might have geophagia!
Sandra: Man, I think you might have geophagia!