Whenever loss of life to a miner or other employe occurs in or about a mine or colliery, notice thereof shall be given promptly to the inspector of mines for the district in which the accident occurred, by the superintendent, mine foreman or outside foreman or other person or persons having immediate charge of the work at the time of the accident; and when death results from personal injury or from natural causes in or about a mine or colliery, such notice shall be given promptly after the knowledge of the death comes to the said superintendent, foreman or person in charge.
52 P.S. § 70-1001