Mineral mining

Mineral mining

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

Industry: Mining

Add a new term

Contributors in Mineral mining

Become a Contributors

Mineral mining

Hyetometer

Mining; General mining

A device used to measure precipitation (melted snow, sleet, or hail as well as rain). It consists of a receiving funnel, a collecting vessel, and a measuring cylinder.

Down-the-hole extensometer

Mining; General mining

A device used to measure differential strains in a drill hole.

A device which measures only the density of the magnetic components of a slurry. This electromagnetic sensing unit is mounted on a section of rubber or stainless-steel pipe which is installed as a ...

Jones splitter

Mining; General mining

A device used to reduce the volume of a sample consisting of a belled, rectangular container, the bottom of which is fitted with a series of narrow slots or alternating chutes designed to cast ...

Shaft signal indicator

Mining; General mining

A device, usually mounted in the winding engine house, which gives visual indication of the signals received from the banksman and the onsetter to regulate the movement of conveyances in a shaft, and ...

Towers magnetic stirrer

Mining; General mining

A device utilising a rotating field of magnetic force to induce a vigorous rotary movement in a small magnetised bar totally enclosed in a polythene or glass tube, and placed in the liquid to be ...

Flint mill

Mining; General mining

A device, formerly used to provide light for miners at work, in which flints on a revolving wheel produce a shower of sparks incapable of igniting combustible gases.