Table of ContentsMethod of Trace AssayPurified LeadTrace MeasurementThe Form and Weight of BeadsFine CupellationPartingThe Probable ErrorCupellation LossCyanide AssaysAssaying Seawater for GoldCyanide MethodAssays of RocksCalculation of
The building of reverberatory furnaces (Fortschaufelungsofen) where ordinary brick, fire-brick and iron are comparatively cheap, is quite a different matter from the building of such
I was manager of a mining enterprise where the ores were composed principally of iron pyrites (much decomposed), in a quartz matrix, with native gold in
Table of ContentsMethods and ApparatusFreezing-PointsPercentage-Composition of the ConstituentsSpecific GravitiesMicroscopical Examination of the Alloys The study of an entirely new series of alloys may be undertaken
Table of ContentsTransportationFoodMeatsFoods Other than MeatsSelection and QuantityTable ITable IIWastePackingShelterClothingMiscellaneous ImplementsInstrumentsPersonnelMedicines The engineer has often to penetrate difficult or unknown regions. Mineral, irrigation, boundary and
The limit of pressure to which an underground dam may with safety be subjected, is a question that—as far as the writer knows—has not received
Table of ContentsTimbering the Great Cobar Copper MineThe Cobar Gold Mines TimberingTimbering of the Prince of Wales Mine, GundagaiTimbering the Sybil Mine, Gundagai It has been
In the Engineering and Mining Journal there appeared an article by Fred T. Greene, describing a method of measuring stopes by the use of strings,
Table of ContentsSample WeighingMeasure the Moisture of a SampleGeneral Sample of Ore I have chosen this subject in view of the fact that, while there are
Opinions differ as to whether the water-wheel almost universally known as the Pelton type belongs to the impulse, the tangential, the reactive, the jet or
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