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United States Bureau of Mines
Industry: 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 ...
An old English term for soft and crumbly shale, or slate clay approaching shale. Also spelled chiver. Etymol: Middle English scifre. Adj: shivery.
Industry:Mining
An old French unit of length used in early geodetic surveys and equal to 6 French ft, 6.396 U.S. ft, or 1.949 m.
Industry:Mining
An old method of transportation in mines in which horses were used to pull the mine cars along the roadways. Stables were installed underground in order for the horses to be kept permanently in the mine. Horse transportation has been replaced today by mechanical transport.
Industry:Mining
An old name for a compact variety of galena with a bluish-gray color. Pron: led.
Industry:Mining
An old name for an apatite mineral.
Industry:Mining
An old name for elaterite.
Industry:Mining
An old name for feldspar.
Industry:Mining
An old name for mineral coal.
Industry:Mining
An old name for the glassy salbands of small, diabase dikes formerly regarded as a mineral. It is derived from Sordavala, Finland.
Industry:Mining
An old name give to viscid bitumen.
Industry:Mining