Mineral mining

Mineral mining

The extraction of valuable minerals or other geological materials from the earth for economic interests.

Industry: Mining

Contributors in Mineral mining

Mineral mining

A labourer who switches flow of sand (waste minerals and water resulting from treatment of ore for removal of valuable minerals) in pipe or flumes from one stope (underground openings from which ore ...

Splash man

Mining; General mining

A labourer who shovels charcoal over the surface of molten copper being poured from a reverberatory furnace into a tilting ladle to prevent excess oxidation of metal.

Beater

Mining; General mining

A labourer who shovels or dumps asbestos fibres and sprays them with water to prepare them for the beating process that reduces fibres to pulp for making asbestos paper.

Soda-and-cleanup man

Mining; General mining

A labourer who sifts soda ash for use in refining copper.

Bell sheave

Mining; General mining

(Australia) A sheave in the shape of a truncated cone used in connexion with the main-andtail system of rope haulage at curves, so as to keep the rope close to the ground.

Sluice head

Mining; General mining

(Australia) A supply of 1 ft 3 /s (0.028 m 3 /s) of water, regardless of the head, pressure, or size of orifice. Compare: miner's inch

Throwoff switch

Mining; General mining

(Australia) A switch by means of which an obstruction is thrown across the rails of a track, causing the derailment of the trucks. A derailing switch.