Class-book of GeologyMacmillan and Company, 1890 - 516 páginas |
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Página vi
... fossils . The landscape sketches are chiefly from my own note - books . I have to thank Messrs . J. D. Cooper and M. Lacour for the skill with which they have given in wood - engraving the expression of the originals . In preparing the ...
... fossils . The landscape sketches are chiefly from my own note - books . I have to thank Messrs . J. D. Cooper and M. Lacour for the skill with which they have given in wood - engraving the expression of the originals . In preparing the ...
Página xi
... FOSSILS HAVE BEEN ENTOMBED AND PRESERVED , AND HOW THEY ARE USED IN INVESTIGATING THE STRUCTURE OF THE EARTH'S CRUST , AND IN STUDY- ING GEOLOGICAL HISTORY PART IV THE GEOLOGICAL RECORD OF THE HISTORY OF THE EARTH 200 212 CHAPTER XVI ...
... FOSSILS HAVE BEEN ENTOMBED AND PRESERVED , AND HOW THEY ARE USED IN INVESTIGATING THE STRUCTURE OF THE EARTH'S CRUST , AND IN STUDY- ING GEOLOGICAL HISTORY PART IV THE GEOLOGICAL RECORD OF THE HISTORY OF THE EARTH 200 212 CHAPTER XVI ...
Página xviii
... fossils by the shearing of rocks PAGE 193 • 194 99. Curved and cleaved rocks . Coast of Wigtonshire 195 106. Ground - plan of Granite - boss with ring of Contact - Metamorphism 107. Intrusive Sheet 100. Examples of normal Faults IOI ...
... fossils by the shearing of rocks PAGE 193 • 194 99. Curved and cleaved rocks . Coast of Wigtonshire 195 106. Ground - plan of Granite - boss with ring of Contact - Metamorphism 107. Intrusive Sheet 100. Examples of normal Faults IOI ...
Página 159
... fossils being better able to withstand the action of the atmosphere than the surrounding matrix which is accordingly removed , leaving them standing out in relief ( Fig . 76 ) . Peat- —a yellow , brown , or black fibrous mass of ...
... fossils being better able to withstand the action of the atmosphere than the surrounding matrix which is accordingly removed , leaving them standing out in relief ( Fig . 76 ) . Peat- —a yellow , brown , or black fibrous mass of ...
Página 194
... fossils by the shearing of rocks ; ( a ) a Trilobite ( Angelina Sedg- wickii ) distorted by shearing , the direction of movement indicated by the arrows ; ( b ) the same fossil in its natural form . jected to the same amount of ...
... fossils by the shearing of rocks ; ( a ) a Trilobite ( Angelina Sedg- wickii ) distorted by shearing , the direction of movement indicated by the arrows ; ( b ) the same fossil in its natural form . jected to the same amount of ...
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Términos y frases comunes
abundant accumulated acid Ammonites ancient Assistant Master beds BOOK bottom Brachiopods calcareous calcite Cambrian Cambridge carbonate of lime Carboniferous Chapter chiefly clay College containing corals Cretaceous crinoids crystalline crystals decay deposits detritus Devonian earth earth's crust Edited ELEMENTARY Eocene eruptive Europe evidence example extinct fauna Fcap feet fissures fossils genera GEOGRAPHY geological history glacier globe gradually granite gravel GREEK ground Illustrated Jurassic kinds known lakes land lava layers limestone living lower marine marls mass materials Mesozoic mineral Miocene molten mountains natural occur Old Red Sandstone organic remains original Palæozoic period Permian plants and animals Pliocene present preserved Prof Professor quartz Red Sandstone regions revised rivers rocks sand schists sediment sedimentary sedimentary rocks shales sheets shells siliceous Silurian soil solid sometimes species stone strata structure substance surface terrestrial Tertiary thick trace Triassic upper various vegetation volcanic
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