The Use of the Blowpipe in the Qualitative and Quantitative Examination of Minerals, Ores, Furnace Products, and Other Metallic Combinations |
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Page xv
... Globules obtained Compensation Table for the Loss of Silver sustained in Cupellation ... b . Examination of Ores , Minerals , and Furnace Products containing no Volatile Ingredients except Chlorine ... c . Examination of Furnace ...
... Globules obtained Compensation Table for the Loss of Silver sustained in Cupellation ... b . Examination of Ores , Minerals , and Furnace Products containing no Volatile Ingredients except Chlorine ... c . Examination of Furnace ...
Page xvi
... Globules obtained in Quantitative Assayings 340 Table , adapted to HARKORT's and PLATTNER'S Scales , of the con- tent of Silver and Gold in an Assay - Globule , in loths , and cen- tesimals 342 ... III . THE COPPER ASSAY : - TA . Ores ...
... Globules obtained in Quantitative Assayings 340 Table , adapted to HARKORT's and PLATTNER'S Scales , of the con- tent of Silver and Gold in an Assay - Globule , in loths , and cen- tesimals 342 ... III . THE COPPER ASSAY : - TA . Ores ...
Page 22
... globules . An instrument formed of two fine plano - convex lenses - Fig . 16 - of equal magnifying power , is very suitable ; they must be so arranged that , when required , one can slide over the other , by a movable arm . 4. FORCEPS ...
... globules . An instrument formed of two fine plano - convex lenses - Fig . 16 - of equal magnifying power , is very suitable ; they must be so arranged that , when required , one can slide over the other , by a movable arm . 4. FORCEPS ...
Page 24
... globules . When very hard sub- stances are triturated in a mortar similar to this , small cracks may appear , which the particles of the minerals fill , and produce false results . To guard against these , an operator , before each ...
... globules . When very hard sub- stances are triturated in a mortar similar to this , small cracks may appear , which the particles of the minerals fill , and produce false results . To guard against these , an operator , before each ...
Page 52
... globule immediately tumefies , and the oxi- dized metal exhibits its color on the exterior . If the Blowpipe- flame is at all altered during this examination , the reaction will be destroyed . By this expedient , a portion of manganese ...
... globule immediately tumefies , and the oxi- dized metal exhibits its color on the exterior . If the Blowpipe- flame is at all altered during this examination , the reaction will be destroyed . By this expedient , a portion of manganese ...
Contents
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Other editions - View all
The Use of the Blowpipe in the Qualitative and Quantitative Examination of ... Carl Plattner No preview available - 2017 |
The Use of the Blowpipe in the Qualitative and Quantitative Examination of ... Carl Friedrich Plattner No preview available - 2016 |
Common terms and phrases
100 milligrammes Al² 0³ alkali alloy alumina ammonia antimony arsenic arsenic acid assay baryta bead becomes bismuth bisulphate of potassa Blowpipe blue boracic acid borax carbonate of soda cerium cetera charcoal clear glass cobalt color colorless combination compound cooling copper cupellation decigramme detected dissolved employed evaporated examination exempli gratia filtered fluxes forceps formed fused fusible fusion gold green heated hydrochloric acid inch ingredients insoluble lime magnesia manganese mass melted metallic oxides microcosmic salt Mineral Kingdom mixed nickel nitrate nitric acid obtained opaque operator oxidating flame oxide of iron oxide of lead particles perfectly phosphate platinum foil platinum wire portion powder precipitate present protoxide of iron pulverized pure readily reagent reducing flame residue roasted separated sesquioxide sesquioxide of iron silicic acid silver small quantity smelting soluble solution strontia sublimate sulphate sulphuric acid Tellurium tinge titanic acid treated volatile workable lead yellow yttria zinc
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