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Gold, Estimation of in Cyanide Solutions 41 



Iron, Determination of 11 



Iodide Method, for Copper 16 



Lead Slags 10 



Lead, Determination of in Ores 1G 



Lead, in Copper Smelting 29 



Lead, by Potassium Permanganate 25 



Manganese, in Ores 16 



Manganese, in Lead Slags 12 



Manganese, by Pattison's Method 23 



Magnesium, in Lead Slags 13 



Magnesium, in Smelter Ore Beds 18 



Ores, Analysis of 16 



Ore Testing, in the Cyanide Process 51 



Oxygen, in Working Cyanide Solutions 47 



Percolation Tests, in Cyanide Process 56 



Potassium Bi-chromate (Standard Solution) 6 



Potassium Permanganate (Standard Solution) 6 



Potassium Ferro-cyanide (Standard Solution) 8 



Potassium Cyanide (Standard Solution) 8 



Preliminary Tests, in Cyanide Work 51 



Roasting, in Cyanide Work 54 



Silica and Lime, in Slags 11 



Silica, Iron and Lime, in Ores 16 



Speiss, Antimony and Arsenic in 21 



Slag, Analysis of Lead Slags 10 



Slag, Analysis of Copper Slags 29 



Slags, Not Decomposable in Acids 24 



Standard Solution for Cyanide Work 36 



Sulphur, in Ores, Etc 16 



Thiocyanates, Estimation of in Cyanide Process 39 



Titration of Alkalinity, in Cyanide Process 37 



Titration of Cyanide Solutions 36 



Total Cyanide, Estimation of 38 



Total Cyanogen, Estimation of 40 



Zinc, Determination of in Ores 16 



Zinc, Determination of in Slags 12 



Zinc, Determination of in Cyanide Solution 41 



