- 업종: 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 ...
(Australia) A claim larger than the average; allotted to the miner who is the first in a district to discover the presence of gold.
Industry:Mining
(Australia) A cutting through the bedrock in alluvial mining for the purpose of seeking other underground, gold-bearing gravel channels.
Industry:Mining
(Australia) A direction at right angles to the main cleat or facing; i.e., the length of a bord.
Industry:Mining
(Australia) A heading in advance of the ordinary bords. A leading bank.
Industry:Mining
(Australia) A mine that produces coal or mineral for use by the same company.
Industry:Mining
(Australia) A miner who preserves legal rights to a claim without working on it.
Industry:Mining
(Australia) A name used in the Clermont district of Queensland for a bed of quartzite that caps the coal measures.
Industry:Mining
(Australia) A road, through the goaf, that branches from the main gateway.
Industry:Mining
(Australia) A sheave in the shape of a truncated cone used in connection with the main-andtail system of rope haulage at curves, so as to keep the rope close to the ground.
Industry:Mining