Outbye – Direction of travel away from the centre of the mine
Blog Archive
Onsetter
Onsetter – The official whose duty it is to ensure that the cage is properly loaded and unloaded at the foot of the Shaft
Inbye
Inbye – Direction of travel towards the centre of the mine
Hammer Stone
Hammer Stone – The earliest type of hammer, a hand size stone cobble perhaps 15cm long used to hit a wedge or chisel in order to separate rocks.
Gob
Gob, Goaf or Goave – An area of the mine which has been previously mined and then used as a depository for waste from the workings. Such areas were normally left to collapse under the natural pressure of the roof
Fire Setting
Fire Setting – A very early extraction technique involving setting fires against ore laden rocks, then rapidly cooling them with water. The rock fractures and is easily hammered off.
Firedamp
Firedamp – The Miner’s description of the naturally occurring ‘marsh gas’ (methane) which results from the decay of vegetable matter. In certain critical volumes, mixed with air, firedamp is highly explosive.
Datallers
Datallers – Term used to describe workers paid strictly on a ‘Day rate’ basis
Corf
Corf – A large wicker basket used to transport mined coal to the pit head and then to the surface. Term also sometimes used to describe the wheeled ‘tubs’
Checkweighman
Checkweighman – This was a very important job, as he represented the interests of his fellow workers to the colliery management by checking the weight of the tubs of coal coming out of the mine. It was his job to keep a check on minerals extracted and to negotiate the true weight of coal coming …

