The Student's Handbook of Physical GeologyG. Bell, 1892 - 666 pages |
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Page 3
... of the rocks " has been read from beginning to end . A beginner would probably suppose that in order to pursue the task of investigating the solid structure of the earth , it would only be necessary to become acquainted INTRODUCTION . 3.
... of the rocks " has been read from beginning to end . A beginner would probably suppose that in order to pursue the task of investigating the solid structure of the earth , it would only be necessary to become acquainted INTRODUCTION . 3.
Page 4
Alfred John Jukes-Browne. earth , it would only be necessary to become acquainted with the nature and origin of the rocky matters of which it is composed , and that there would be no occasion for studying the forms of animals and plants ...
Alfred John Jukes-Browne. earth , it would only be necessary to become acquainted with the nature and origin of the rocky matters of which it is composed , and that there would be no occasion for studying the forms of animals and plants ...
Page 25
... becomes loaded with vapour which falls in heavy rain , thunder - storms are fre- quent , and great floods are thereby occasioned . The rain- water courses down the slopes and sweeps along the loose volcanic dust and ash , forming muddy ...
... becomes loaded with vapour which falls in heavy rain , thunder - storms are fre- quent , and great floods are thereby occasioned . The rain- water courses down the slopes and sweeps along the loose volcanic dust and ash , forming muddy ...
Page 31
... time opened and poured out a lava- current . When the melted matter in such a rent has 1 66 Principles of Geology , " tenth edition , vol . ii . p . 21 . cooled , it must become a solid wall or dyke CHAP . II . ] 31 VOLCANOES .
... time opened and poured out a lava- current . When the melted matter in such a rent has 1 66 Principles of Geology , " tenth edition , vol . ii . p . 21 . cooled , it must become a solid wall or dyke CHAP . II . ] 31 VOLCANOES .
Page 32
Alfred John Jukes-Browne. cooled , it must become a solid wall or dyke , intersecting the older rocks of which the mountain is composed . " There is every reason to believe that the fissures over which vol- canoes stand are similarly ...
Alfred John Jukes-Browne. cooled , it must become a solid wall or dyke , intersecting the older rocks of which the mountain is composed . " There is every reason to believe that the fissures over which vol- canoes stand are similarly ...
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Common terms and phrases
acid action agencies altered alumina amount anticlinal augite basalt beds blocks bottom calcareous calcite called carbonate of lime carbonic acid chalk channel chemical clay cleavage cliffs coast colour consists coral cracks crystalline crystals currents débris denudation deposits depth described detrition distance district dolerite dykes earth earth's crust Edited elevation erosion eruptions fault feet felspar fissures formation formed fragments Geol Geology glacier glauconite gneiss gradually granite greensand ground hills horizontal hornblende igneous rocks iron island Jukes lakes land lava layers limestone magnesia mass material metamorphic mica miles mineral mountain occur original Orthoclase outcrop oxide particles pebbles planes porphyritic portion pressure produced quartz rain reefs ridge rise river sand sandstone schist shale shells shore side siliceous slope soil solution sometimes stones strata stratified rocks stream structure surface thickness tion tract Translated unconformity valley vertical volcanic