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General mining
General mining related terms and definitions in minerals and related activities.
Industry: Mining
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General mining
Wurtzilite
Mining; General mining
A black, massive, asphaltic pyrobitumen; sectile and infusible; closely related to uintahite; insoluble in turpentine; derived from metamorphosed petroleum; occurs in veins in Uinta County, Utah.
Gublin bat
Mining; General mining
A black, fissible substance, an iron ore, in which a bituminous shivery earth abounds.
Sooty chalcocite
Mining; General mining
A black, pulverent variety of chalcocite of supergene origin.
Sheet sand
Mining; General mining
A blanket deposit of sand or sandstone of unusually wide distribution, typically an orthoquartzitic sandstone deposited by a transgressive sea advancing for a considerable distance over a stable ...
Windy shot
Mining; General mining
A blast in a coal mine which--due to improperly placed charges, the wrong kind or quantity of explosives, or insufficient stemming--expends most of its force on the mine air; it sometimes ignites a ...
Propagated blast
Mining; General mining
A blast consisting of a number of unprimed charges of explosives and only one hole primed, generally for the purpose of ditching, where each charge is detonated by the explosion of the adjacent one, ...
Blanket sandstone
Mining; General mining
A blanket deposit of sand or sandstone of unusually wide distribution, typically an orthoquartzitic sandstone deposited by a transgressive sea advancing for a considerable distance over a stable ...