5 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
rhabdite
Mining; General mining
A tetragonal mineral, (Fe,Ni) 3 P ; highly magnetic; contains small amounts of cobalt and traces of copper and tarnishes to brass yellow or brown. Schreibersite occurs in tables or plates as oriented ...
priderite
Mining; General mining
A tetragonal mineral, (K,Ba)(Ti,Fe) 8 O 16 ; cryptomelane group; red; easily mistaken for rutile in leucite rocks; occurs at Kimberley, Western Australia.
denningite
Mining; General mining
A tetragonal mineral, (Mn,Zn)Te 2 O 5 ; colorless to pale green; forms tetragonal plates and platy masses; at Sonora, Mexico.
sodium uranospinite
Mining; General mining
A tetragonal mineral, (Na 2 ,Ca)(UO 2 ) 2 (AsO 4 ) 2 .5H 2 O ; meta-autunite group; radioactive; yellow-green to yellow; forms fine, tabular to elongated crystals or radial fibrous aggregates; in the ...
random stone
Mining; General mining
A term applied by quarry personnel to quarried blocks of any dimensions.
salt vein
Mining; General mining
A term applied by quarrymen to a coarse granite vein from 2 in (5 cm) to 2 ft (61 cm) or more thick, intersecting granite or any other crystalline rock.
dolostone
Mining; General mining
A term applied by some petrologists to rock consisting primarily of the mineral dolomite.
