General mining

General mining

General mining related terms and definitions in minerals and related activities.

Industry: Mining

Contributors in General mining

General mining

A bend in a haulage road, which may be horizontal, vertical, or both. On main haulage roads, curves may be 100 ft (30.5 m) in radius or more. With a good rail track and smooth curves, haulage speeds ...

Alkali bentonite

Mining; General mining

A bentonite containing easily exchangeable alkali cations and having original properties that are not permanently destroyed by the action of sulfuric acid, but can be restored by treatment with an ...

Alkaline-earth bentonite

Mining; General mining

A bentonite containing easily exchangeable alkaline-earth cations and, either before or after acid treatment, capable of being made to assume properties of an alkali bentonite by treatment with an ...

Sagging moment

Mining; General mining

A bending moment that produces concave bending at midspan of a simply supported beam, generally termed a positive bending moment. It is the opposite of a negative or hogging moment, which would occur ...