How much do coal miner's earn in the 1800s?

A Miners earnings at this time depended on how much coal he 'hewed' in a shift, which was weighed at the surface, plus how many of his family also worked down the mine as 'getters', 'hurriers', 'thrusters' and 'trappers'. Wives were employed as 'getters', 'hurriers' and 'thrusters', and children were employed as'trappers'.