Geological Magazine, Том 3;Том 9Henry Woodward Cambridge University Press, 1892 |
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acid Ammonites andesites appear Ashgill augite band beds Boulder-clay boulders British calcareous calcite Cambrian Carboniferous Chalk character chlorite clay coal Coniston Limestone containing Cretaceous Cross Fell crystalline crystals deposits described Devonian diabase diorite district Drift dykes earthquake evidence fauna feet felspar felspathic fold formation fossils fragments genera genus Geol GEOLOGICAL MAGAZINE Geological Survey geologists glacial glacier gneiss grains granite gravel grits horizon hornblende ice-sheet igneous Jurassic Lake lamprophyres Loess lower magma Malvern Marl mass Memoir metamorphic mica mica schists micaceous microscope miles mineral mountain Museum observed occur origin paper plates portion present probably Prof quarry quartz Radiolaria referred regard remarkable rocks sand sandstone schists seen shales shells shock side silica Silurian slates species specimens stone strata structure surface theory thickness underclay Upper valley volcanic zone
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Стр. 463 - But, so far as the writer is aware, no attempt has been made to determine experimentally the capacity of dements to receive instruction.
Стр. 278 - Within a finite period of time past, the earth must have been, and within a finite period of time to come, the earth must again be, unfit for the habitation of man as at present constituted, unless operations have been, or are to be performed, which are impossible under the laws to which the known operations going on at present in the material world are subject.
Стр. 93 - Smith, in consideration of his being a great original discoverer in English geology; and especially for his having been the first, in this country, to discover and to teach the identification of strata, and to determine their succession by means of their imbedded fossils...
Стр. 128 - The Earliest Winged Insects of America: a re-examination of the Devonian Insects of New -Brunswick, in the light of criticisms and of new studies of other Palaeozoic types.
Стр. 328 - On the Discovery of Mammoth and other Remains in Endsleigh Street, and on Sections exposed in Endsleigh Gardens, Gordon Street, Gordon Square, and Tavistock Square, NW" By Henry Hicks, MD, FRS, Secretary of the Geological Society.
Стр. 139 - On the Correlation of the Upper Jurassic Rocks of the Swiss Jura with those of England.
Стр. 472 - The simple fold becomes & folded fold, and the compound septum twists not only vertically but laterally. On the surface of the globe this double set of longitudinal and transverse waves is everywhere apparent. They account for the detailed disposition of our lands and our waters, for our present coastal forms, for the direction, length, and disposition of our mountain-ranges, our seas, our plains, and lakes.
Стр. 503 - FRS, is the only one containing a reference to the cone-in-cone structure. Geikie appears to adopt the opinion of Professor Marsh, who states that the complex structure known as cone-in-cone may be due to the action of pressure upon concretions in the course of formation. HC Sorby, FRS, in a paper read before the British Association, 1859, stated that he had examined transparent sections of the structure with a low magnifying power under polarized light, and concluded that it was intimately connected...
Стр. 38 - roads," these being especially noticeable in places where the south-west winds would fully exert their influence, and the structure of the terraces is considered to be such as would be produced at the margins of ice-dammed lakes. Further information is supplied concerning the distribution of the boulders of Glen Spean syenite. These are found on the north side of the Spean Valley, at t,he height of 2000 feet above the sea and 1400 feet above the river, and fragments of the syenite have been carried...
Стр. 38 - ... emerges beneath the Jurassic strata in Somersetshire. He believes that the breccia forming the base of the series in the Torquay district is a representative of the Lower Permian division, but differs from Dr. Irving, in assigning the red sandstones and marls of Exmouth to the Trias, and not to the Permian as that author has done. He compares them with the Lower Red and Mottled Sandstones, and regards the Marls as of local origin, thus causing the beds to diverge from the normal type. The Budleigh...