Occasional Papers on the Theory of Glaciers Now First Collected and Chronologically Arranged: With a Prefatory Note on the Recent Progress and Present Aspect of the TheoryA. and C. Black, 1859 - 278 páginas |
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Página xxi
... horizontal stratification observed in the higher part of the glacier or névé is gradually obliterated . " It will be seen in the pages of this volume that the identity of the process which ( at least in the higher glacier ) produces the ...
... horizontal stratification observed in the higher part of the glacier or névé is gradually obliterated . " It will be seen in the pages of this volume that the identity of the process which ( at least in the higher glacier ) produces the ...
Página 5
... horizontal bands which appear on the steep declivity of the glacier at its lower termination , are nothing else than the outcropping of these bands , which have there totally changed their direction , being transverse instead of ...
... horizontal bands which appear on the steep declivity of the glacier at its lower termination , are nothing else than the outcropping of these bands , which have there totally changed their direction , being transverse instead of ...
Página 6
... horizontal stratification in the lower part of glaciers , insisted on by several writers , is merely a deception arising from this cause , so familiar to the geologist who gets a section perpendicular to the dip of strata , which ...
... horizontal stratification in the lower part of glaciers , insisted on by several writers , is merely a deception arising from this cause , so familiar to the geologist who gets a section perpendicular to the dip of strata , which ...
Página 7
... horizontal strata , as in the Aar glacier ; but these are found to dip inwards at an angle of 10 ° or 15 ° , which angle continually increases as we approach the heart of the glacier , rising to 40 ° , 50 ° , 60 ° , and even 70 ° , as ...
... horizontal strata , as in the Aar glacier ; but these are found to dip inwards at an angle of 10 ° or 15 ° , which angle continually increases as we approach the heart of the glacier , rising to 40 ° , 50 ° , 60 ° , and even 70 ° , as ...
Página 9
... horizontal , ele- vated , undulating , or contorted , offer no obstacle or modifica- tion to the omnipotent energy which has rearranged every particle in the mass subsequent to deposition . The supposition of Professor Sedgwick , who ...
... horizontal , ele- vated , undulating , or contorted , offer no obstacle or modifica- tion to the omnipotent energy which has rearranged every particle in the mass subsequent to deposition . The supposition of Professor Sedgwick , who ...
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Términos y frases comunes
ablation Alps analogy angle annual motion appears Arveiron August Balmat bands Bishop of Annecy Brenva cause centre Col du Géant compact congelation continuity convex Courmayeur crevasses curve curved bands daily motion declivity direction dirt-bands effect Etna evidence experiment fact feet fissures fluid friction frontal dip Glace of Chamouni Glacier des Bois glacier motion glacier moves glacier of Bossons Grindelwald horizontal hydrostatic pressure inches inclination internal July lava stream less Letter on Glaciers longitudinal lower marked mass measurement Mer de Glace millimetres Mont Blanc Montanvert moraine motion of glaciers mud-slide nearly névé observations origin parallel particles plane plastic Plate portion pressure produce remarkable retardation rock Saussure Saussure's season side sliding slope snow solid station summer surface Talefre temperature thawing theodolite theory of glaciers tion transverse Travels valley veined structure velocity vertical Vesuvius viscous theory volume whilst winter wrinkles