A Manual of Practical AssayingLongmans, Green, and Company, 1868 - 697 páginas |
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Página viii
... mineral , when a given quantity has been submitted to assay . In conclusion , the astounding discoveries of mineral wealth which are now daily being made , not only in this country , but in every other to which a due amount of diligence ...
... mineral , when a given quantity has been submitted to assay . In conclusion , the astounding discoveries of mineral wealth which are now daily being made , not only in this country , but in every other to which a due amount of diligence ...
Página xii
... Mineral Substances . Sixthly , a method of discrimina- ting many Minerals by means of the Blowpipe , aided by a few tests by the humid method . Seventhly , the Humid Analysis of many Mineral Substances , their composition , locality ...
... Mineral Substances . Sixthly , a method of discrimina- ting many Minerals by means of the Blowpipe , aided by a few tests by the humid method . Seventhly , the Humid Analysis of many Mineral Substances , their composition , locality ...
Página xx
... minerals of different degrees of fusibility The employment of fluxes . Blowpipe reactions . Potash , soda , and lithia , 228. Baryta , 228 . Lime , 229. Magnesia , 229 . 224 226 • 227 · 228 Strontia , 229 . Molybdic Alumina , 229 . acid ...
... minerals of different degrees of fusibility The employment of fluxes . Blowpipe reactions . Potash , soda , and lithia , 228. Baryta , 228 . Lime , 229. Magnesia , 229 . 224 226 • 227 · 228 Strontia , 229 . Molybdic Alumina , 229 . acid ...
Página xxii
... minerals and substances containing Copper CLASS I. Sulphuretted ores or products with or without sele- nium , antimony , or arsenic : -Copper glance , 297. Chalco- rite , 297. Erubesoite , 297 : Bournonite , 297. Fahlerz , 297 ...
... minerals and substances containing Copper CLASS I. Sulphuretted ores or products with or without sele- nium , antimony , or arsenic : -Copper glance , 297. Chalco- rite , 297. Erubesoite , 297 : Bournonite , 297. Fahlerz , 297 ...
Página xxiv
... minerals and substances containing Lead Assay of substances of the first class ( sulphides , antimonial , & c . ) The action of various reagents upon sulphides of Lead : — Action of oxygen , 373. Action of metallic iron , 373 . The ...
... minerals and substances containing Lead Assay of substances of the first class ( sulphides , antimonial , & c . ) The action of various reagents upon sulphides of Lead : — Action of oxygen , 373. Action of metallic iron , 373 . The ...
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Términos y frases comunes
added alkaline alloy ammonia amount antimony argol arsenic ascertained assay assayer baryta black copper black flux blast blowpipe boiling borax button calcined carbonate of potash carbonate of soda carbonic acid cent centner charcoal chloride of silver clay coke colour combustion containing cooling copper crucible cubic centimetres cupel cylinder decomposed determined diluted dissolved employed excess filter flame flask fluid fuel furnace fused fusible fusion galena gives glass grains grammes heat hydrochloric acid ignited inches lime liquid litharge manganese matter melted mercury metal method mineral mixed mixture muffle nickel nitrate nitric acid normal solution obtained operation oxide oxide of iron oxide of lead oxidising oxygen permanganate placed platinum potash potassium precipitate produced proportion protoxide pulverised pure pyrites readily reagent reduced regulus roasting salt saltpetre silica slag small quantity substance sulphate of lead sulphide sulphuric acid temperature tube vessel washed weight zinc
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