Earth Sculpture; Or, The Origin of Land-forms |
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Page ix
... GLACIAL ACTION ( continued ) . 232 Former Glacial conditions of Northern Europe - Extent of the old Inland Ice - Glacial character of Boulder - clay - Central Region of Glacial Erosion and Peripheral Area of Glacial Accumulation - Fluvio- ...
... GLACIAL ACTION ( continued ) . 232 Former Glacial conditions of Northern Europe - Extent of the old Inland Ice - Glacial character of Boulder - clay - Central Region of Glacial Erosion and Peripheral Area of Glacial Accumulation - Fluvio- ...
Page 219
... glaciers . In a word , the Norwegian terminal moraines appear to consist mainly of infraglacial and fluvio - glacial detritus , which the ice builds up into low mounds and ridges . But if superficial moraines are sparingly devel- oped ...
... glaciers . In a word , the Norwegian terminal moraines appear to consist mainly of infraglacial and fluvio - glacial detritus , which the ice builds up into low mounds and ridges . But if superficial moraines are sparingly devel- oped ...
Page 232
... GLACIAL ACTION . IF ― FLUVIO - GLACIAL a study of the glacial and fluvio - glacial deposits of the Alpine lands leaves us in no doubt as to the efficiency of glacial erosion , an investigation of the similar accumulations of Northern ...
... GLACIAL ACTION . IF ― FLUVIO - GLACIAL a study of the glacial and fluvio - glacial deposits of the Alpine lands leaves us in no doubt as to the efficiency of glacial erosion , an investigation of the similar accumulations of Northern ...
Page 238
... glacial erosion . With them are frequently associated beds of gravel and sand and laminated clay , consisting ... fluvio- glacial detritus of the Alpine Vorländer , fringe the margins of the ground - moraines , and sweep over wide areas ...
... glacial erosion . With them are frequently associated beds of gravel and sand and laminated clay , consisting ... fluvio- glacial detritus of the Alpine Vorländer , fringe the margins of the ground - moraines , and sweep over wide areas ...
Page 240
... fluvio - glacial gravels , and löss present us with similar phenomena . As in Europe so in North America , broken and ruptured rocks are of common occurrence under the overlying ground - moraines . The ice - sheet , as Dana remarks ...
... fluvio - glacial gravels , and löss present us with similar phenomena . As in Europe so in North America , broken and ruptured rocks are of common occurrence under the overlying ground - moraines . The ice - sheet , as Dana remarks ...
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Common terms and phrases
accumulation Alps anticlines basalt base-level basins become beds Carboniferous character cliffs coast-lines cones configuration Cretaceous crust crustal movements crystalline débris denudation deposits depressions depth detritus direction dislocations drainage elevation epigene action epigene agents eroded escarpments eventually feet fiords flexures flow fluvio-glacial deposits folds fracture gently geological structure glacial action glaciers gradually granite ground-moraines Highlands hills hollows horizontal strata ice-sheet igneous rocks inclined indented infrequently irregular islands joints Jura Mountains laccoliths lakes land land-forms land-surface lava less limestone low grounds masses materials Mesozoic modified moraines mountain-chain mountain-valleys mountains normal faults North Old Red Sandstone outcrops owe their origin Permian plain of erosion plateau regions relatively result ridges rock-basins rock-masses sand sandstones schistose schists SECTION sediment shales Silurian slopes Southern Uplands strata streams and rivers superficial surface surface-features synclinal tectonic tend thickness tion tracts traversed underground undulating usually valleys vertical volcanic