INDEX. 



311 



Copper 



and cadmium, 60 



and gold, 68 



and iron, 54 



and lead, 82 



and tin, 72 



and silver, 66 



and zinc, 69 



estimation, 53 



nickel, and zinc, 97 



sulphate, 63 



sulphide, 53, 82 



with iron, 203 

 Cryolite, 155 



Datolite, 145 



Detection of unoxidized phospho- 

 rus, 278 



Didymium oxide, 160 



Dolomite, 27 



Dussard, plan to detect phospho- 

 rus, 282 



Earthy ore of cobalt, 107 

 Elements, equivalent weights of, 



304 



Epidote, 150 

 Epsom salt, 21 

 Erbia, 167 

 Equivalent weights of elements, 



304 

 weights of compound bodies, 



306 



Examination of volatile matters 

 in silicates, 300 



Feldspar, 147 



Ferrocyanide of potassium, 257 



Fluorine, 153, 224 



and alumina, 153 



and lime, 154 



and sodium, 155 



estimation, 30 

 Fluorite, 154 



Gadolinite, 164 

 Galenite, 61 

 Garnet, 150 



German silver, 97 

 Glass, 209 

 Glauber's-salt, 21 

 Glaucina and alumina, 151 

 Glucina, 151 



preparation, 162 

 Gold and copper, 68 



and silver, 69 



coins, 68 

 Graminacese, 232 

 Green, schweinfurt, 76 

 Guano, 232 

 Gun-metal, 72 

 Gunpowder, 254 

 Gypsum, 81 



Hematite, 42 

 Hydraulic limestone, 211 

 Hydrocyanic acid, 255 

 Hydrogen purification, 42 

 sulphuretted, 219 



Idocrase, 150 



Ilvaite, 143 



Incrustations from salt-pans, 215 



Indium, 133 



combinations of, 136 



preparation of, 136 



properties of, 136 



purification of, 135 



separation of, 1 34 

 Iodide of sodium, 212 

 Iodine, 222 

 Iridium, 112, 133 



combinations, 137 



preparation, 136 



separation, 134 

 Iridosmine, 118 

 Iron-ammonia-alum, 34 



and antimony, 84 



and cobalt, 106 



and copper, 54 



and magnesia, 144 



and manganese, 47 



and titanium, 172, 174 



assay, 50, 52 



cast, 200 



estimation, 49 



