- Industri: Mining
- Number of terms: 33118
- Number of blossaries: 0
- Company Profile:
The U.S. Bureau of Mines (USBM) was the primary United States Government agency conducting scientific research and disseminating information on the extraction, processing, use, and conservation of mineral resources.
Founded on May 16, 1910, through the Organic Act (Public Law 179), USBM's missions ...
A term used in early metallurgical practice for an ore that becomes vitrified by heat, like the glazing of earthenware.
Industry:Mining
A term used in England for a hard bluish-gray shale or mudstone lying at the base of a coalbed and often containing pyrite.
Industry:Mining
A term used in England for any summit or top of a mountain or hill, esp. one that is peaked or pointed. Also, a mountain or hill having a peaked summit.
Industry:Mining
A term used in Florida for a pebble phosphate occurring as pellets, pebbles, and nodules in gravelly beds a few feet below the ground surface. It is extensively mined.
Industry:Mining
A term used in Florida for a pebble phosphate occurring as pellets, pebbles, and nodules in gravelly beds a few feet below the ground surface. It is extensively mined.
Industry:Mining
A term used in Florida for a pebble phosphate occurring as pellets, pebbles, and nodules in gravelly beds a few feet below the ground surface. It is extensively mined.
Industry:Mining
A term used in Florida for pebbles and boulders of a hard massive homogeneous lightgray phosphorite, showing irregular cavities that are usually lined with secondary mammillary incrustations of calcium phosphate. It is essentially equivalent to the term "white-bedded phosphate" that is used in Tennessee.
Industry:Mining
A term used in flotation when a particle is given a water repellent surface. When such a coating has been formed, the particle is said to be oiled or treated and ready to be floated.
Industry:Mining
A term used in laying mine track; the calculated radius of an arc that will connect two pieces of track (at a desired angle of direction from each other) with a smooth curve section.
Industry:Mining
A term used in Malaysia for the heavy iron and tungsten minerals (and associated minerals) found with placer cassiterite deposits.
Industry:Mining
