4 Terms
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Mineral mining
The extraction of valuable minerals or other geological materials from the earth for economic interests.
Industry: Mining
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Mineral mining
geohydrology
Mining; General mining
A term, often used interchangeably with hydrogeology, referring to the hydrologic or flow characteristics of subsurface waters.
fused nip
Mining; General mining
A terminal connection, with a fuse, used on portable electrical mining machinery.
terrain coefficient
Mining; General mining
A terrain coefficient is a number expressing the ratio of actual ground displacement by elastic waves to that which the same waves would produce in rock. The terrain coefficient for rock is thus 1; ...
suspect terrane
Mining; General mining
A terrane whose spatial and genetic relations with respect to adjacent terranes during their time of formation is unknown or uncertain. Inasmuch as most terranes fall into these categories, the term ...
tongue test
Mining; General mining
A test by which crystals and crystalline gemstones can be distinguished from glass that feels warmer in comparison when held to the tongue because of its lower thermal conductivity.
aquarium test
Mining; General mining
A test conducted by detonating a standard quantity of explosives under water and measuring both the detonation and gas pressures using transducers; useful for evaluating the relative strengths of ...
leaching rate test
Mining; General mining
A test designed to assess the value of antifouling compositions by measuring the rate of loss of toxic ingredients from a painted surface during immersion in seawater.
