Earth Sculpture; Or, The Origin of Land-forms |
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Page vii
... DENUDATION Chemical composition of Rocks - Epigene Agents - Insolation and Deflation - Chemical and mechanical action of Rain - Action of Frost ; of Plants and Animals ; of underground Water ; of Brooks and Rivers - Rate of Denudation ...
... DENUDATION Chemical composition of Rocks - Epigene Agents - Insolation and Deflation - Chemical and mechanical action of Rain - Action of Frost ; of Plants and Animals ; of underground Water ; of Brooks and Rivers - Rate of Denudation ...
Page viii
... Denudation - Ultimate face of Mountain - chains . CHAPTER VI LAND - FORMS IN REGIONS OF HIGHLY FOLDED AND DIS- TURBED STRATA ( continued ) . Structure and Configuration of Plateaux of Erosion - Forms as- sumed under Denudation ...
... Denudation - Ultimate face of Mountain - chains . CHAPTER VI LAND - FORMS IN REGIONS OF HIGHLY FOLDED AND DIS- TURBED STRATA ( continued ) . Structure and Configuration of Plateaux of Erosion - Forms as- sumed under Denudation ...
Page 17
... and metamorphic masses ? When we have satisfactorily answered such questions we shall have solved the problem of the origin of surface - features . CHAPTER II AGENTS OF DENUDATION CHEMICAL COMPOSITION OF ROCKS - 2 INTRODUCTORY 17.
... and metamorphic masses ? When we have satisfactorily answered such questions we shall have solved the problem of the origin of surface - features . CHAPTER II AGENTS OF DENUDATION CHEMICAL COMPOSITION OF ROCKS - 2 INTRODUCTORY 17.
Page 18
... DENUDATION - DENUDATION AND SEDIMENTATION GO HAND IN HAND . THE present , geologists tell us , contains the key to the past . If we wish to find out how rocks have been removed , and what has since become of them , we must observe what ...
... DENUDATION - DENUDATION AND SEDIMENTATION GO HAND IN HAND . THE present , geologists tell us , contains the key to the past . If we wish to find out how rocks have been removed , and what has since become of them , we must observe what ...
Page 19
... known under the name of felspar . The group includes nearly all the igneous and most of the metamorphic rocks . The derivative rocks that come under the same head are of relatively small importance AGENTS OF DENUDATION 19.
... known under the name of felspar . The group includes nearly all the igneous and most of the metamorphic rocks . The derivative rocks that come under the same head are of relatively small importance AGENTS OF DENUDATION 19.
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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