192. Liability of trustees and contractors.

A trustee who works a mine1 forming part of his testator's estate is personally liable for the damage caused by subsidence to the land of an adjoining owner; but if the mine is carried on for the benefit of the trust estate and the subsidence results from a reasonable and proper course of working, he will be entitled to be indemnified out of the estate, and the adjoining owner is entitled to be paid directly from the trust estate