The School of Mines Quarterly, 第 14 卷Columbia University, 1893 |
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acid Address unknown alkaline ammonia amount Anal angle apparatus aqua regia assay Assistant boiling Brooklyn carbon cent charge Chem Chemist coal color Columbia College column conc containing copper crystals cupellation deposited determined dilute dissolved Electrical equation evaporate excess feet filter filtrate furnace Geological Survey given gives gold graduates grammes H,SO H₂O heat ignite inches iron Jour lead length limestone matte metal method metre mill millimeters mineral Mines Quarterly Mining Engineers N. Y. Acad Newberry obtained oxide pendulum PH.B plate platinum pounds precipitate present Prof Professor pyrites pyrometer reverberatory furnaces salts scale School of Mines Schranz separated silica silver slag Smelting solution standard yard steel Street sulphide sulphur Superintendent temperature tion titration trommels United wash weights and measures York City zinc
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