The Student's Handbook of Physical GeologyG. Bell, 1892 - 666 pages |
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Page x
... Erosion . Rapidity of Erosion . Instances of River - erosion . CHAPTER IX . - FLUVIATILE AGENCIES . § 2. Glaciers • Formation of Glaciers . Movement . Transport of De- tritus . Erosive Action . Ice - sheets . CHAPTER X. - MARINE ...
... Erosion . Rapidity of Erosion . Instances of River - erosion . CHAPTER IX . - FLUVIATILE AGENCIES . § 2. Glaciers • Formation of Glaciers . Movement . Transport of De- tritus . Erosive Action . Ice - sheets . CHAPTER X. - MARINE ...
Page xiii
... EROSION . Influence on Atmospheric Agencies . On Fluviatile Agencies . On Marine Agencies . Marine Erosion com- pared with Subaerial Detrition . CHAPTER III . — THE ORIGIN OF SOME SPECIAL PHYSICAL FEATURES . Mountain - peaks . · PAGE ...
... EROSION . Influence on Atmospheric Agencies . On Fluviatile Agencies . On Marine Agencies . Marine Erosion com- pared with Subaerial Detrition . CHAPTER III . — THE ORIGIN OF SOME SPECIAL PHYSICAL FEATURES . Mountain - peaks . · PAGE ...
Page 88
... erosion of the rock opened out into great chasms as lichen , moss , ferns , and grass successively get foothold in it ; and round the margin of the great limestone tables on which the boulders rest we see the manner in which the rock is ...
... erosion of the rock opened out into great chasms as lichen , moss , ferns , and grass successively get foothold in it ; and round the margin of the great limestone tables on which the boulders rest we see the manner in which the rock is ...
Page 97
... erosion by rain . This district is a bare and barren plateau , consisting of soft marls and sands lying in level layers , and termi- nating towards the south - east in a bold escarpment , which is carved out into numerous blocks ...
... erosion by rain . This district is a bare and barren plateau , consisting of soft marls and sands lying in level layers , and termi- nating towards the south - east in a bold escarpment , which is carved out into numerous blocks ...
Page 99
... erosion will take place at , or slightly above , that surface . An isolated block of such a rock as sandstone , if long exposed to sand - drift , will be worn away at the base or undercut , until it presents the appearance of a gigantic ...
... erosion will take place at , or slightly above , that surface . An isolated block of such a rock as sandstone , if long exposed to sand - drift , will be worn away at the base or undercut , until it presents the appearance of a gigantic ...
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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