Economic Geology: Or, Geology in Its Relations to the Arts and ManufacturesW. Blackwood and sons, 1874 - 336 páginas |
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Página x
... Supply . 3. CONSTRUCTION OF CANALS , Choice of Route , and Nature of Country . Cuttings and Tunnellings . Embankments and Aqueducts . Water - Supply - Sites of Reservoirs . 4. CONSTRUCTION OF DOCKS AND HARBours , Materials for Walls ...
... Supply . 3. CONSTRUCTION OF CANALS , Choice of Route , and Nature of Country . Cuttings and Tunnellings . Embankments and Aqueducts . Water - Supply - Sites of Reservoirs . 4. CONSTRUCTION OF DOCKS AND HARBours , Materials for Walls ...
Página xi
... SUPPLY OF TOWNS , Springs and Surface - Wells . Deep Wells and Artesian Borings . Lakes and Reservoirs . Embankments , Tunnels , and Aqueducts . Waste Water - Drains and Sewers . VIII . GEOLOGY AND MINE ENGINEERING , 1. QUARRYING OR ...
... SUPPLY OF TOWNS , Springs and Surface - Wells . Deep Wells and Artesian Borings . Lakes and Reservoirs . Embankments , Tunnels , and Aqueducts . Waste Water - Drains and Sewers . VIII . GEOLOGY AND MINE ENGINEERING , 1. QUARRYING OR ...
Página 4
... supplies to towns . Not a step can be taken in any of these important operations without coming in contact with geological phenomena - not a plan can he lay down which does not depend more or less on a knowledge of rocks and rock ...
... supplies to towns . Not a step can be taken in any of these important operations without coming in contact with geological phenomena - not a plan can he lay down which does not depend more or less on a knowledge of rocks and rock ...
Página 5
... supply the mineral and metallic requirements of Europe and America , the mining engineer may safely calculate upon a wider field for his services - and these services can only be valuable and reliable in proportion to his scientific ...
... supply the mineral and metallic requirements of Europe and America , the mining engineer may safely calculate upon a wider field for his services - and these services can only be valuable and reliable in proportion to his scientific ...
Página 6
... supplies , while cheaper and more easily manipulated substances can be obtained from other regions . To put the facts of Economic or Applied Geology plainly and methodically before the reader is the aim of the present treatise ; and ...
... supplies , while cheaper and more easily manipulated substances can be obtained from other regions . To put the facts of Economic or Applied Geology plainly and methodically before the reader is the aim of the present treatise ; and ...
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