Earth Sculpture; Or, The Origin of Land-forms |
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Page xi
... Islands ) on a true scale Map of an Island composed of Dome - shaped Strata . 13. Section through the Island shown in Fig . 12 II . 12 . 14. Section of River - valley . . 15. Enlarged section of a portion of the Island shown in Fig . 12 ...
... Islands ) on a true scale Map of an Island composed of Dome - shaped Strata . 13. Section through the Island shown in Fig . 12 II . 12 . 14. Section of River - valley . . 15. Enlarged section of a portion of the Island shown in Fig . 12 ...
Page 68
... Islands , lying about half - way between Scotland and Iceland , are the relics of what at one time must have been a considerable plateau . They extend over an area about seventy miles in length from north to south , and nearly fifty ...
... Islands , lying about half - way between Scotland and Iceland , are the relics of what at one time must have been a considerable plateau . They extend over an area about seventy miles in length from north to south , and nearly fifty ...
Page 69
... islands have everywhere experienced excessive marine erosion , it is certain that the plateau out of which they have been carved formerly occupied a much wider area . The geological structure of the islands is very simple . They are ...
... islands have everywhere experienced excessive marine erosion , it is certain that the plateau out of which they have been carved formerly occupied a much wider area . The geological structure of the islands is very simple . They are ...
Page 70
... - defined hollow , bounded by precipitous , terraced hill - slopes , crossing an island from shore to shore . Were the land to be slightly depressed such hollows would form sounds separating adjacent islands , 70 EARTH SCULPTURE.
... - defined hollow , bounded by precipitous , terraced hill - slopes , crossing an island from shore to shore . Were the land to be slightly depressed such hollows would form sounds separating adjacent islands , 70 EARTH SCULPTURE.
Page 71
... islands from each other in like manner indicate the sites of long hollows of the character just described . In a word , the islands are the relics of a plateau of comparatively recent geological age , for the rocks date no further back ...
... islands from each other in like manner indicate the sites of long hollows of the character just described . In a word , the islands are the relics of a plateau of comparatively recent geological age , for the rocks date no further back ...
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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