Class-book of GeologyMacmillan and Company, 1890 - 516 páginas |
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Página v
... observation and reflection . The continued sale of large editions of these little books in this country and in America , and the translation of them into most European languages , leads me to believe that the practical methods of ...
... observation and reflection . The continued sale of large editions of these little books in this country and in America , and the translation of them into most European languages , leads me to believe that the practical methods of ...
Página vi
... observation , generalisation , and induction go hand in hand in the progress of scientific research . But it should not be overloaded with technical details which , though of the highest importance , cannot be adequately understood ...
... observation , generalisation , and induction go hand in hand in the progress of scientific research . But it should not be overloaded with technical details which , though of the highest importance , cannot be adequately understood ...
Página 1
... observation of what takes place from day to day around us shows that the surface of a country is not now exactly as it used to be . We notice various changes of its topo- graphy going on now , which have doubtless been in progress for a ...
... observation of what takes place from day to day around us shows that the surface of a country is not now exactly as it used to be . We notice various changes of its topo- graphy going on now , which have doubtless been in progress for a ...
Página 3
... observe that there are , broadly speaking , three layers or deposits from which the evidence is derived . The upper ... observation and reasoning will enable us to I 3 GEOLOGICAL CHANGES WITNESSED BY MAN.
... observe that there are , broadly speaking , three layers or deposits from which the evidence is derived . The upper ... observation and reasoning will enable us to I 3 GEOLOGICAL CHANGES WITNESSED BY MAN.
Página 4
Archibald Geikie. This kind of observation and reasoning will enable us to detect almost everywhere proofs that the ... observed on the bottoms of many lakes at the present time ( compare Fig . 30 ) . These three layers — oyster- bed ...
Archibald Geikie. This kind of observation and reasoning will enable us to detect almost everywhere proofs that the ... observed on the bottoms of many lakes at the present time ( compare Fig . 30 ) . These three layers — oyster- bed ...
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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 mountains natural occur Old Red Sandstone organic remains original Palæozoic Paleozoic 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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