Geology for general readers1870 |
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Page xii
... SOILS WE CULTIVATE . UNIVERSALITY OF SOILS - ALL ROCKS WEATHER INTO SOILS- SOILS PARTLY OF MECHANICAL , PARTLY OF CHEMICAL , AND PARTLY OF ORGANIC ORIGIN - EFFECTS OF VEGETABLE AND ANIMAL AGENCY - SOILS FORMED BY WIND - DRIFT - BY WORM ...
... SOILS WE CULTIVATE . UNIVERSALITY OF SOILS - ALL ROCKS WEATHER INTO SOILS- SOILS PARTLY OF MECHANICAL , PARTLY OF CHEMICAL , AND PARTLY OF ORGANIC ORIGIN - EFFECTS OF VEGETABLE AND ANIMAL AGENCY - SOILS FORMED BY WIND - DRIFT - BY WORM ...
Page 35
... soil , which is produced in the de- struction of the solid earth , is gradually travelled by the moving water , but is constantly supplying vegetation with its necessary aid . This travelled soil is at last deposited upon the coast ...
... soil , which is produced in the de- struction of the solid earth , is gradually travelled by the moving water , but is constantly supplying vegetation with its necessary aid . This travelled soil is at last deposited upon the coast ...
Page 36
... soil as his father had done , and thinks that this soil is coeval with the valley or the mountain . But the man of scientific observation , who looks into the chain of physical events connected with the present state of things , sees ...
... soil as his father had done , and thinks that this soil is coeval with the valley or the mountain . But the man of scientific observation , who looks into the chain of physical events connected with the present state of things , sees ...
Page 39
... soils and sur- faces in our own islands - how they batter , loosen , and carry away ; but our rainfall , amounting annually to some 30 or 40 inches , is trifling compared with the rainfall of tropical and sub - tropical countries ...
... soils and sur- faces in our own islands - how they batter , loosen , and carry away ; but our rainfall , amounting annually to some 30 or 40 inches , is trifling compared with the rainfall of tropical and sub - tropical countries ...
Page 69
... soils , sands , muds , and gravels , down to the oldest and deepest slates and schists , are known as rocks and rock - forma- tions . It has also been shown that all these rock - matters are undergoing incessant changes , being ...
... soils , sands , muds , and gravels , down to the oldest and deepest slates and schists , are known as rocks and rock - forma- tions . It has also been shown that all these rock - matters are undergoing incessant changes , being ...
Common terms and phrases
accumulations ages America ancient antiquity areas arrangement aspects beds bituminous calcareous Cambrian Carboniferous Chalk changes chemical chiefly clays climate coal coal-fields course Cretaceous Crown 8vo crustacea crystalline debris decay deposits distribution of sea drifted dry land earth's crust eocene estuaries Europe existing extinct feet fishes flora and fauna formations forms fossils Geography geologists geology glacial epoch glacier globe gradually gravel heat higher igneous incessant ironstones islands lakes latitudes Laurentian lava less lignites limestones lower mammals masses matter MESOZOIC metamorphism mineral miocene nature newer numerous occur ocean Old Red Sandstone older Oolite operations organic PALEOZOIC partly period physical plants and animals pliocene portion present recent regions reptiles rivers rock-matter rocks rocky sand schists sea and land secondary sediments shales shell-fish shells silts Silurian Sketch soil species stage stone strata stratified surface terrestrial tertiary thickness tion Triassic variety vegetable veins vital volcano vulcanic zoophytes
Popular passages
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Page 3 - ... this respect the Dictionary is most valuable and thoroughly reliable. As to the etymology of words, it is exhibited in a form that fixes itself upon the memory, the root-words showing the probable origin, of the English words, their primary meaning, and their equivalents in other languages. Much useful information and instruction relative to prefixes, postfixes, abbreviations, and phrases from the Latin, French, and other languages, &c., appropriately follow the Dictionary, which is throughout...