Ice-work, Present and PastK. Paul, Trench, Trübner & Company, Limited, 1903 - 295 pagini |
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Pagina vii
... instance , a clay containing erratics consists of certain materials , has a certain structure , and stands in certain relations to other deposits . These are facts , and their bearing on the question of its origin - whether it be the ...
... instance , a clay containing erratics consists of certain materials , has a certain structure , and stands in certain relations to other deposits . These are facts , and their bearing on the question of its origin - whether it be the ...
Pagina ix
... instance , nothing is said of the coarse gravels on some upland plateaux and in certain river valleys , though many of them almost undoubtedly were formed when the climate was distinctly colder than it is at the present time , and some ...
... instance , nothing is said of the coarse gravels on some upland plateaux and in certain river valleys , though many of them almost undoubtedly were formed when the climate was distinctly colder than it is at the present time , and some ...
Pagina 8
... instance , the amount of moraine stuff on the glaciers descending the western valleys of the New Zealand Alps around Aorangi is comparatively small , while on those of the eastern side it is very large , covering the ice- streams for ...
... instance , the amount of moraine stuff on the glaciers descending the western valleys of the New Zealand Alps around Aorangi is comparatively small , while on those of the eastern side it is very large , covering the ice- streams for ...
Pagina 15
... instance , the valley of the Aar in the neighbourhood of the Grimsel hospice . The little tarn beneath the precipices of the Nägelisgrätli is surrounded by billowy hum- mocks of granitic rock , " like the backs of plunging dolphins ...
... instance , the valley of the Aar in the neighbourhood of the Grimsel hospice . The little tarn beneath the precipices of the Nägelisgrätli is surrounded by billowy hum- mocks of granitic rock , " like the backs of plunging dolphins ...
Pagina 19
... instance , the great block of impure serpentine lying some distance from the end of the Schwarzberg glacier on the little plain near the Mattmark Hotel , which measures about 50 feet each way . A quantity of mud , sand , and small ...
... instance , the great block of impure serpentine lying some distance from the end of the Schwarzberg glacier on the little plain near the Mattmark Hotel , which measures about 50 feet each way . A quantity of mud , sand , and small ...
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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
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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.