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United States Bureau of Mines
المجال: 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 violet-red breccia from Serravezza, Italy. Also known as African breccia (breche Africaine).
Industry:Mining
A violet-red or purple variety of elbaite from Siberia.
Industry:Mining
A vise with an anvil on one jaw.
Industry:Mining
A visible line on imperfect glassware reproducing the line between separate parts of the mold in which the glass was made.
Industry:Mining
A visible line on imperfect glassware reproducing the line between separate parts of the mold in which the glass was made.
Industry:Mining
A visible line on imperfect glassware reproducing the line between separate parts of the mold in which the glass was made.
Industry:Mining
A visible line on imperfect glassware reproducing the line between separate parts of the mold in which the glass was made.
Industry:Mining
A visible line on imperfect glassware reproducing the line between separate parts of the mold in which the glass was made.
Industry:Mining
A visible line on imperfect glassware reproducing the line between separate parts of the mold in which the glass was made.
Industry:Mining
A visible line on imperfect glassware reproducing the line between separate parts of the mold in which the glass was made.
Industry:Mining