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

An eruptive iron ore occurring at Routivara, Sweden, and consisting of magnetite (in part titaniferous), spinel, and smaller amounts of olivine, pyroxene, apatite, and pyrrhotite. The ore contains ...

fault-line scarp

Mining; General mining

An escarpment that is the result of differential erosion along a fault line rather than the direct result of movement along the fault; e.g., the east face of the Sierra Nevada in California.

fault scarp

Mining; General mining

An escarpment that owes its relief to a line of faulting, the escarpment occurring on the upthrown side of the fault.

granitization

Mining; General mining

An essentially metamorphic process by which a solid rock is converted into a granitic rock by the entry and exit of material, without passing through a magmatic stage. Some authors include in this ...