The Student's Handbook of Physical GeologyG. Bell and Sons, 1884 - 514 pages |
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Page vi
... Crust . " A text - book of geology must necessarily be chiefly occu- pied in presenting known facts and phenomena , and in describing suitable instances or illustrations of them , but its value for educational purposes must greatly ...
... Crust . " A text - book of geology must necessarily be chiefly occu- pied in presenting known facts and phenomena , and in describing suitable instances or illustrations of them , but its value for educational purposes must greatly ...
Page 3
... crust of the earth , and the his- tory of its formation , are thus the special objects of his study and research , and , as Mr. Jukes observes , the collec- tion and co - ordination of the facts on which this history is founded is the ...
... crust of the earth , and the his- tory of its formation , are thus the special objects of his study and research , and , as Mr. Jukes observes , the collec- tion and co - ordination of the facts on which this history is founded is the ...
Page 4
... crust came to be examined , it was found that the various rocks of which it was composed were arranged in a regular series , the several rock - groups having been formed one after the other during successive periods , each of long ...
... crust came to be examined , it was found that the various rocks of which it was composed were arranged in a regular series , the several rock - groups having been formed one after the other during successive periods , each of long ...
Page 5
... crust of the earth , we must have some knowledge of the agencies by which rocks are now being formed , and by which the form of the earth's surface is being modified . Again , before we can attempt to construct any history of the ...
... crust of the earth , we must have some knowledge of the agencies by which rocks are now being formed , and by which the form of the earth's surface is being modified . Again , before we can attempt to construct any history of the ...
Page 6
... crust . This will deal chiefly with the rocks of the British Islands , and will necessarily be only a condensed account , but prominence will be given to those facts which enable us to realize the relative posi- tions of land and sea ...
... crust . This will deal chiefly with the rocks of the British Islands , and will necessarily be only a condensed account , but prominence will be given to those facts which enable us to realize the relative posi- tions of land and sea ...
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Common terms and phrases
accumulated acid action alumina amount angles anticlinal augite basalt beds blocks bottom calcareous called carbonate of lime carbonic acid chalk chemical clay cleavage cliffs coal coast colour consist containing coral cracks crystalline crystals denudation deposits depth described detrition distance district dolerite dykes earth earth's crust elevation erosion excavated fault feet felspar fissures Foraminifera formation formed fragments Geol glacier glauconite gradually granite greensand ground hills horizontal hornblende igneous rocks island joints Jukes lake land lava layers less limestone magnesia mass material matter metamorphic metamorphic rocks mica miles mineral mountain observed occur origin Orthoclase outcrops particles pebbles planes porphyritic portion present pressure produced quartz rain reef river salt sand sandstone shales shells shore side siliceous Silurian slope solid solution sometimes stones strata stratified rocks stream structure sulphate surface synclinal thickness tide tion Trans valley vertical volcanic waves