Economic Geology: Or, Geology in Its Relations to the Arts and ManufacturesW. Blackwood and sons, 1874 - 336 páginas |
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Página vii
... coal - mining , on veins and lodes , and on ores and metallurgy ; but as far as the author knows there is no general treatise on geology in its numerous relations to the Arts and Manufactures . As a teacher in a busy centre of ...
... coal - mining , on veins and lodes , and on ores and metallurgy ; but as far as the author knows there is no general treatise on geology in its numerous relations to the Arts and Manufactures . As a teacher in a busy centre of ...
Página xi
... Coals . 156 156 Bituminous Coals - Varieties of . Anthracites or Non - bituminous Coals . Petroleum , Crude Oils , Coal - Gas , & c . Artificial or Prepared Fuels . 2. LIGHT - PRODUCERS , 169 Gas and Naphtha Springs . Petroleum Springs ...
... Coals . 156 156 Bituminous Coals - Varieties of . Anthracites or Non - bituminous Coals . Petroleum , Crude Oils , Coal - Gas , & c . Artificial or Prepared Fuels . 2. LIGHT - PRODUCERS , 169 Gas and Naphtha Springs . Petroleum Springs ...
Página xiii
... Coal . 2. THE ALUMINA GROUP , Corundum . Ruby . Sapphire . Turquoise , Odontolite . 3. THE SILICA - ALUMINA Group , Topaz . Emerald , Beryl . Lapis Lazuli . Moonstone , Labradorite . Garnets , Pyrope , Almandine , Carbuncle . 236 237 ...
... Coal . 2. THE ALUMINA GROUP , Corundum . Ruby . Sapphire . Turquoise , Odontolite . 3. THE SILICA - ALUMINA Group , Topaz . Emerald , Beryl . Lapis Lazuli . Moonstone , Labradorite . Garnets , Pyrope , Almandine , Carbuncle . 236 237 ...
Página 2
... coal , copper , and iron , for example , of universal dis- semination , man would have only to dig and mine ; but each has its own place and mode of occurrence , and to determine these , to map and describe them for the information of ...
... coal , copper , and iron , for example , of universal dis- semination , man would have only to dig and mine ; but each has its own place and mode of occurrence , and to determine these , to map and describe them for the information of ...
Página 4
... coal , iron- stone , limestone , and fireclay , or following veins and lodes in search of the metals and metallic ores . In either case some knowledge of geology is indispensable ; and though it is true that mining was largely followed ...
... coal , iron- stone , limestone , and fireclay , or following veins and lodes in search of the metals and metallic ores . In either case some knowledge of geology is indispensable ; and though it is true that mining was largely followed ...
Outras edições - Ver tudo
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