Ice-work, Present and PastK. Paul, Trench, Trübner & Company, Limited, 1903 - 295 pagini |
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Pagina 8
... length , and piled up in heaps or hillocks more than fifty feet high . The cause is this : the mountain range is largely composed of slabby slaty masses of stratified rock , which dip towards the west . On that side the valleys descend ...
... length , and piled up in heaps or hillocks more than fifty feet high . The cause is this : the mountain range is largely composed of slabby slaty masses of stratified rock , which dip towards the west . On that side the valleys descend ...
Pagina 23
... length of more than a thousand yards of rock or débris has been exposed , which previously had been concealed beneath the ice , and the thickness of the glacier has been diminished in places from 150 to more than 300 feet . Where the ...
... length of more than a thousand yards of rock or débris has been exposed , which previously had been concealed beneath the ice , and the thickness of the glacier has been diminished in places from 150 to more than 300 feet . Where the ...
Pagina 27
... length - we pass to examine the deposits on the lowlands . Those which occur in the neigh- bourhood of the Lake of Zurich may be taken as an example , for here we are on ground which is classic in the history of the work of ice . This ...
... length - we pass to examine the deposits on the lowlands . Those which occur in the neigh- bourhood of the Lake of Zurich may be taken as an example , for here we are on ground which is classic in the history of the work of ice . This ...
Pagina 29
... length occur , but They vary in form from sub- are far from common . 1 A sandstone about Middle Tertiary in age . 2 These , however , are considered by Swiss geologists to belong to a different epoch of glaciation . angular to sub ...
... length occur , but They vary in form from sub- are far from common . 1 A sandstone about Middle Tertiary in age . 2 These , however , are considered by Swiss geologists to belong to a different epoch of glaciation . angular to sub ...
Pagina 35
... length . The glaciers on the southern sides of the Alps were hardly less extensive than on the northern . They descended the valleys , they passed over the sites of the Italian lakes and on to the plains of Piedmont and Lombardy . Round ...
... length . The glaciers on the southern sides of the Alps were hardly less extensive than on the northern . They descended the valleys , they passed over the sites of the Italian lakes and on to the plains of Piedmont and Lombardy . Round ...
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Termeni și expresii frecvente
Alpine Alps amount angular basin beneath boulder clay breccias Britain Carboniferous chalk chap cliffs climate coast comparatively considerable crags débris descend direction distance district Drift Edition elevation England Eocene erratics feet above sea-level fragments Geol geologists Geology Geology of England glacial deposits Glacial Epoch glaciers Glen Roy granite Greenland ground height higher hills hypothesis Ice Age ice-sheet ice-streams inches indicate inland ice Irish Sea islands Jour lakes land land-ice latitude latter less lower lowlands Malaspina Glacier marine mass material melting miles Moel Tryfaen molluscs moraine mountain nearly neighbourhood névé northern Norway numerous Nunataks occasionally occur peaks pebbles precipitation present probably Professor Quart range region ridges rise river roches moutonnées sands and gravels Scotland shells side slope snow snow-line sometimes southern stones stratified streams striated subangular submergence surface temperature terminal moraine thickness tion traced upper valley Wales western yards
Pasaje populare
Pagina 59 - It was a beautifully clear evening, and we had a most enchanting view of the two magnificent ranges of mountains, whose lofty peaks, perfectly covered with eternal snow, rose to elevations varying from seven to ten thousand feet above the level of the ocean. The glaciers that filled their intervening valleys, and which descended from near the mountain summits, projected in many places several miles into the nea, and terminated in lofty perpendicular cliffs.