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 xi
... Frontal Dip ... Surfaces of Detrusion in Iron Turnings , attended with Vertical Accumulation of Material . XIX . SIXTEENTH LETTER ON GLACIERS . Addressed to PRO- FESSOR JAMESON [ 1850 ] Observations on the Movement of the Mer de Glace ...
... Frontal Dip ... Surfaces of Detrusion in Iron Turnings , attended with Vertical Accumulation of Material . XIX . SIXTEENTH LETTER ON GLACIERS . Addressed to PRO- FESSOR JAMESON [ 1850 ] Observations on the Movement of the Mer de Glace ...
Página 20
... frontal dip is the least conspicuous part of the phenomenon ; and if it ter- minate in an icy cascade , as in the second case , it might escape observation altogether . The vertical planes parallel to the length , or nearly so , usurp ...
... frontal dip is the least conspicuous part of the phenomenon ; and if it ter- minate in an icy cascade , as in the second case , it might escape observation altogether . The vertical planes parallel to the length , or nearly so , usurp ...
Página 24
... frontal dip of the structural planes of all glaciers diminishes towards their inferior extremity , where it approaches 0 , or even inclines outwards , since there the whole pressure of the semifluid mass is unsustained by any barrier ...
... frontal dip of the structural planes of all glaciers diminishes towards their inferior extremity , where it approaches 0 , or even inclines outwards , since there the whole pressure of the semifluid mass is unsustained by any barrier ...
Página 41
... frontal dip of the veined structure in this part of the glacier . These periodical undulations ( to use a technical scientific term ) are , beyond question , very important in the theory of glaciers generally , and of the dirt bands in ...
... frontal dip of the veined structure in this part of the glacier . These periodical undulations ( to use a technical scientific term ) are , beyond question , very important in the theory of glaciers generally , and of the dirt bands in ...
Página 46
... frontal dip in glaciers . But this is quite natural and conformable to the very different constitution of a glacier ; and , in particular , it corresponds to the fact so often urged as a diffi- culty to the semifluid theory of glaciers ...
... frontal dip in glaciers . But this is quite natural and conformable to the very different constitution of a glacier ; and , in particular , it corresponds to the fact so often urged as a diffi- culty to the semifluid theory of glaciers ...
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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