Introductory Text-book of GeologyW. Blackwood and Sons, 1869 - 194 strani |
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Stran 10
... land , as well as under different conditions of climate ; just as at the present day the rivers , estua- ries , and seas of different countries are characterised by their own special accumulations , and by the imbedded remains of the ...
... land , as well as under different conditions of climate ; just as at the present day the rivers , estua- ries , and seas of different countries are characterised by their own special accumulations , and by the imbedded remains of the ...
Stran 11
... land — the layers of sand and mud gradually consolidating and hardening into rocky strata . We see also the tides and waves wasting away the sea- cliffs in one district , and accumulating expanses of sand and salt- marsh in some ...
... land — the layers of sand and mud gradually consolidating and hardening into rocky strata . We see also the tides and waves wasting away the sea- cliffs in one district , and accumulating expanses of sand and salt- marsh in some ...
Stran 12
... land animals , the trunks of trees , and other vegetable drift ; and earthquakes submerge plains and islands , with all their vegetable and animal inhabitants . These remains become enveloped in the layers of mud and sand and gravel ...
... land animals , the trunks of trees , and other vegetable drift ; and earthquakes submerge plains and islands , with all their vegetable and animal inhabitants . These remains become enveloped in the layers of mud and sand and gravel ...
Stran 13
... land , from the present moment to the earliest time of which we have any traces in the rocky strata ; to restore the forms of extinct plants and animals ; to indicate their habits , the climate and conditions under which they grew and ...
... land , from the present moment to the earliest time of which we have any traces in the rocky strata ; to restore the forms of extinct plants and animals ; to indicate their habits , the climate and conditions under which they grew and ...
Stran 15
... land , the modifications of climate thereby occasioned , and the kind of vegetables and animals that successively peopled its surface . To arrive at a rational history of the successive phases of the globe , is the aim of theoretical ...
... land , the modifications of climate thereby occasioned , and the kind of vegetables and animals that successively peopled its surface . To arrive at a rational history of the successive phases of the globe , is the aim of theoretical ...
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abundant accumulations agency aqueous arrangement ATLAS basalt beds bituminous boulders building-stone calcareous Cambrian carboniferous chalk chemical chiefly clay clay-slate coal coal-measures coloured compact composed composition conglomerates coral-reefs corals cretaceous crust crustacea crystalline deposits districts drift earth Edition encrinites England eocene epoch estuaries existing felspar fishes formation forms fossils frequent fresh-water GEOGRAPHY geologists Geology globe gneiss granite gravel greenstone grits groups igneous rocks interstratified islands lakes laminated land Laurentian lava layers less lias lignite lime limestone lower marine marls masses Mesozoic Metamorphic mica mica-schist mineral mountain limestone numerous occur ocean Old Red Sandstone oolite origin PALEOZOIC peculiar period Permian plants and animals present quartz remains of plants reptiles rivers rocky sand schists Scotland seams seas sedimentary shales shell-fish shells silicious silt Silurian slates slaty species stone strata stratified rocks structure surface termed tertiary TEXT-BOOK texture thick tion trap trappean Triassic upheavals upper vegetable volcanic wealden zoophytes
Priljubljeni odlomki
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Stran 193 - It has not been our good fortune to examine a text-book on science of which we could express an opinion so entirely favourable as we are enabled to do of Mr Page's little work."— Athenceum., ADVANCED TEXT-BOOK OF GEOLOGY, DESCRIPTIVE AND INDUSTRIAL.
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Stran 193 - Of singular merit for its clearness and trustworthy character." — Standard. Third Edition, Enlarged. GEOLOGY FOR GENERAL READERS. A Series of Popular Sketches in Geology and Palaeontology. By the Surne. 6s. "This is one of the best of Mr page's many good books. It is written in a flowing, popular style. Without illustration or any extraneous aid, the narrative must prove attractive to any intelligent reader."— Geological Magazine.
Stran 193 - The divisions of the subject are so clearly defined, the explanations are so lucid, the relations of one portion of the subject to another are so satisfactorily shown, and, above all, the...