Economic Geology: Or, Geology in Its Relations to the Arts and ManufacturesW. Blackwood and sons, 1874 - 336 páginas |
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Página xi
... Magnesia . 2. THE SANDS WE VITRIFY , 190 Glass and its Commercial Varieties . Materials employed in Glass - making . 3. GLAZES , ENAMELS , COLOURS , Mineral and Metallic Bases of these . 192 XI . GRINDING , WHETTING , & POLISHING ...
... Magnesia . 2. THE SANDS WE VITRIFY , 190 Glass and its Commercial Varieties . Materials employed in Glass - making . 3. GLAZES , ENAMELS , COLOURS , Mineral and Metallic Bases of these . 192 XI . GRINDING , WHETTING , & POLISHING ...
Página xiii
... MAGNESIA , 232 Sulphates - Epsom Salts , Epsomite . 4. SALTS OF AMMONIA , 233 Muriates - Sal - Ammoniac . Carbonate of Ammonia . Sulphate of Ammonia . 5. SALTS OF ALUMINA , 233 Alum - Shales , Alum - Slates , Alum - Stone . Potash ...
... MAGNESIA , 232 Sulphates - Epsom Salts , Epsomite . 4. SALTS OF AMMONIA , 233 Muriates - Sal - Ammoniac . Carbonate of Ammonia . Sulphate of Ammonia . 5. SALTS OF ALUMINA , 233 Alum - Shales , Alum - Slates , Alum - Stone . Potash ...
Página 12
... Magnesia , Carbonate , Malachite , Marble , · • 2.240 3.572 to 3.994 Melanite , 2.500 2.800 METALS- " " 3.710 Antimony , 3.521 Arsenic , • 5.765 Coloured , Brazilian , · Dolomite , Emerald , Felspar , Galena , Glass , crown , 2.540 to ...
... Magnesia , Carbonate , Malachite , Marble , · • 2.240 3.572 to 3.994 Melanite , 2.500 2.800 METALS- " " 3.710 Antimony , 3.521 Arsenic , • 5.765 Coloured , Brazilian , · Dolomite , Emerald , Felspar , Galena , Glass , crown , 2.540 to ...
Página 20
... magnesia and car- bonate of lime ; but as many limestones contain a small portion of mag- nesia , the term is generally restricted to those containing from 18 or 20 per cent and upwards . Dolomite ( after the French geologist Dolomieu ) ...
... magnesia and car- bonate of lime ; but as many limestones contain a small portion of mag- nesia , the term is generally restricted to those containing from 18 or 20 per cent and upwards . Dolomite ( after the French geologist Dolomieu ) ...
Página 47
... magnesia , sulphate of soda , sulphate of soda and lime , soda - alum , magnesia - alum , gypsum , anhydrite , along with chloride of calcium , iodide and bromide of sodium , car- bonate and nitrate of soda , and in some places borate ...
... magnesia , sulphate of soda , sulphate of soda and lime , soda - alum , magnesia - alum , gypsum , anhydrite , along with chloride of calcium , iodide and bromide of sodium , car- bonate and nitrate of soda , and in some places borate ...
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Economic Geology: Or, Geology in Its Relations to the Arts and Manufactures David Page Visualização integral - 1874 |
Economic Geology: Or, Geology in Its Relations to the Arts and Manufactures David Page Visualização integral - 1874 |
Economic Geology: Or, Geology in Its Relations to the Arts and Manufactures David Page Visualização integral - 1874 |
Palavras e frases frequentes
abundance admixture agricultural alumina amount antimony arsenic arts and manufactures basalts beds bismuth bituminous blocks Britain calcareous carbonate carbonic acid Carboniferous cements chalk chemical chiefly chloride clay clayey coal colour compact composition consists containing copper crust crystalline crystals deposits districts durable earth employed engineer felspar fire-clays formations geologist Geology gold granites gravels Greensand greenstones grits gypsum hard heat hence hornblende igneous ingredients iron ironstones known largely lignites lime limestones lustre magnesia manganese manures marbles marls masses material metamorphic mineral and metallic mortar nature obtained occasionally occur Oolite ornamental oxide peat phosphate pigments polish porphyries potash preparation purposes pyrites quarries quartz require rocks saline salts sand sandstones schists serpentines shales silica Silurian silver soda sodium soft soils specific gravity stones strata stratified structure subsoils substances sulphate sulphide sulphuric acid surface tellurium tertiary texture thickness tion tons usually varieties various vary veins volcanic yield zinc