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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
organic test
Mining; General mining
A test in which organic matter in soil is destroyed by oxidizing agents and the loss measured. This test is used in preparation of soil for a sedimentation test, and gives an indication of the amount ...
unidimensional consolidation
Mining; General mining
A test in which the volume change in a soil sample is observed when subjected to increasing increments of load. A soil sample, which may be 3 in (7.6 cm) in diameter and 0.8 in (2 cm) thick, is ...
Vickers hardness test
Mining; General mining
A test of resistance to deformation of metals or minerals in which a pyramid-shaped diamond is forced into a polished surface of the specimen to be tested under various static loads. The result is a ...
rivet test
Mining; General mining
A test on the steel used for rivets, in which a bar is bent through 180 degrees ; if any cracks are formed, the steel is rejected.
heat sensitivity
Mining; General mining
A test that determines the flammability of explosives brought into contact with flame or heat.
radiometric assay
Mining; General mining
A test to determine contained quantity of uranium. The actual uranium present may be more or less than the assay shows.
