Ice-works, Present and PastK. Paul, Trench, Trübner & Company, Limited, 1896 - 295 pagini |
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Pagina xiii
... Gravel of Limmat Valley , near Kill- wangen Station ( Diagrammatic ) · • 9 13 26 31 33 to face page 35 36 4I 69 6. Map of Glacial Movements in France and Switzerland 7. Map showing the Lines of Débris extending from the Alps into the ...
... Gravel of Limmat Valley , near Kill- wangen Station ( Diagrammatic ) · • 9 13 26 31 33 to face page 35 36 4I 69 6. Map of Glacial Movements in France and Switzerland 7. Map showing the Lines of Débris extending from the Alps into the ...
Pagina 7
... gravel , and boulders of all sizes almost conceals the lower part of the ice- stream . The load at last is dropped at the end of the glacier , where it forms a bank called the terminal moraine . This bank is usually more or less a ...
... gravel , and boulders of all sizes almost conceals the lower part of the ice- stream . The load at last is dropped at the end of the glacier , where it forms a bank called the terminal moraine . This bank is usually more or less a ...
Pagina 17
... gravel and alluvium , their sloping sides are covered by débris which has been swept down from the upper crags by avalanches or streams or local " cloud - bursts . " In one place ice - worn rocks such as have been de- scribed are ...
... gravel and alluvium , their sloping sides are covered by débris which has been swept down from the upper crags by avalanches or streams or local " cloud - bursts . " In one place ice - worn rocks such as have been de- scribed are ...
Pagina 27
... gravel , which is sufficiently consolidated to form rather precipitous crags . This rock presents a superficial resemblance to the well - known Nagelfluh , a conglomerate of Middle Tertiary age ; that , however , is so hard that , when ...
... gravel , which is sufficiently consolidated to form rather precipitous crags . This rock presents a superficial resemblance to the well - known Nagelfluh , a conglomerate of Middle Tertiary age ; that , however , is so hard that , when ...
Pagina 28
... gravel for a depth of 6 to 8 feet , and beneath it comes a mass of earthy stuff , including boulders and stones , more or less rounded and some- times striated ; the volume of the finer material apparently exceeding that of the coarser ...
... gravel for a depth of 6 to 8 feet , and beneath it comes a mass of earthy stuff , including boulders and stones , more or less rounded and some- times striated ; the volume of the finer material apparently exceeding that of the coarser ...
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Termeni și expresii frecvente
Alpine Alps amount angular basin beneath boulder clay breccias Carboniferous chalk chap cliffs climate coast comparatively considerable crags débris descend direction distance district Drift 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 Illustrations 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 places 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