1 Terms
Home > Industry/Domain > Mining > Mineral mining
Mineral mining
The extraction of valuable minerals or other geological materials from the earth for economic interests.
Industry: Mining
Add a new termContributors in Mineral mining
Mineral mining
monoclinic block
Mining; General mining
A quarryman's term for blocks with two parallel sets of sides at right angles and one parallel set not at right angles.
bird's-eye slate
Mining; General mining
A quarryman's term for slate containing abundant deformed or squeezed concretions.
tough way
Mining; General mining
A quarryman's term for the third easiest direction of rock fracture after the rift and the grain.
hard way
Mining; General mining
A quarryman's term for the third easiest direction of rock fracture after the rift and the grain.
