The Student's Handbook of Physical GeologyG. Bell, 1892 - 666 pages |
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Page 2
... whole circle of physical sciences ; it is only necessary that this knowledge should exist , and be readily accessible , so that the geologist can combine the results obtained by other sciences with his own special observations , and ...
... whole circle of physical sciences ; it is only necessary that this knowledge should exist , and be readily accessible , so that the geologist can combine the results obtained by other sciences with his own special observations , and ...
Page 16
... whole constituted one rigid body . " Sir W. Thomson has nevertheless expressed his con- currence with Mr. Hopkins ' conclusion that the earth is either solid or possesses so thick a crust as to give it prac- tical solidity . He ...
... whole constituted one rigid body . " Sir W. Thomson has nevertheless expressed his con- currence with Mr. Hopkins ' conclusion that the earth is either solid or possesses so thick a crust as to give it prac- tical solidity . He ...
Page 17
... whole matter is , in fact , fraught with so many difficulties and uncertainties , that geologists need not consider the results obtained as in any degree approaching to mathe- matical demonstrations . Mr. Fisher , moreover , meets the whole ...
... whole matter is , in fact , fraught with so many difficulties and uncertainties , that geologists need not consider the results obtained as in any degree approaching to mathe- matical demonstrations . Mr. Fisher , moreover , meets the whole ...
Page 24
... whole central part of the mountain has been blown out by one tremendous explosion , the outline which Fig . 4. Outline of Barren Island , after Scrope . the cone must have originally possessed being indicated by the dotted line . The ...
... whole central part of the mountain has been blown out by one tremendous explosion , the outline which Fig . 4. Outline of Barren Island , after Scrope . the cone must have originally possessed being indicated by the dotted line . The ...
Page 29
... whole mass continues to move forward . A viscous lava which is saturated with gas always has a rough , cindery , and vesicular crust , so much so that its sur- face is sometimes broken up by the rapid movement into large cindery blocks ...
... whole mass continues to move forward . A viscous lava which is saturated with gas always has a rough , cindery , and vesicular crust , so much so that its sur- face is sometimes broken up by the rapid movement into large cindery blocks ...
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Common terms and phrases
acid action agencies altered alumina amount anticlinal augite basalt beds blocks bottom calcareous calcite called carbonate of lime carbonic acid chalk channel chemical clay cleavage cliffs coast colour consists coral cracks crystalline crystals currents débris denudation deposits depth described detrition distance district dolerite dykes earth earth's crust Edited elevation erosion eruptions fault feet felspar fissures formation formed fragments Geol Geology glacier glauconite gneiss gradually granite greensand ground hills horizontal hornblende igneous rocks iron island Jukes lakes land lava layers limestone magnesia mass material metamorphic mica miles mineral mountain occur original Orthoclase outcrop oxide particles pebbles planes porphyritic portion pressure produced quartz rain reefs ridge rise river sand sandstone schist shale shells shore side siliceous slope soil solution sometimes stones strata stratified rocks stream structure surface thickness tion tract Translated unconformity valley vertical volcanic