General mining

General mining

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

Industry: Mining

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General mining

Aromatite

Mining; General mining

A bituminous stone resembling a fragrant gum resin in colour and odor. It was a precious stone in ancient Arabia and Egypt.

Sintered matrix

Mining; General mining

A bit-crown diamond-embedment metal or alloy produced by a sinter powder-metal process.

Bit disc

Mining; General mining

A bit with two or more rolling discs that do the cutting. Used in rotary drilling through certain formations.

Bit drag

Mining; General mining

A bit with serrated teeth used in rotary drilling.

A black or dark-colored volcanic glass, usually of rhyolite composition, characterised by conchoidal fracture. It is sometimes banded or has microlites. Usage of the term goes back as far as Pliny, ...

Obsidian

Mining; General mining

Carbozite

Mining; General mining

A black liquid, made from a bituminous ore, used for the protection of steel surfaces during transport and storage. This fluid dries rapidly to a hard gloss, which is resistant to acids, alkalies, ...