; You cannot keep mining here. The rock is unusually hard. : The message displayed when one attempts to open a tunnel directly onto a vein.
; The roof sounds strangely hollow and you notice dirt flowing in, so you stop mining. : You get this when mining a ceiling too close to the surface and it is not rock.
There ; The water is also a message for attempting too deep to mine here. : You get this when you are trying to mine underwater; wording unknowntoo far under the water table.
== Tips ==