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a. Lung disease caused chiefly by inhaling rock dust from air drills.
Nichols, 1
b. A condition of massive fibrosis of the lungs marked by shortness of
breath and resulting from prolonged inhalation of silica dusts by
those--such as stonecutters, asbestos workers, miners--regularly exposed
to such dusts. See also: pneumoconiosis;
simple silicosis;
mining disease. Webster 3rd
Source:
Dictionary of Mining, Mineral, and Related Terms
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