The Student's Handbook of Physical GeologyG. Bell and Sons, 1884 - 514 pages |
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Page 2
... solid foundation or any real scientific status . It was not until chemists were able to explain the true nature of the mineral substances which enter into the composition of rocks ; until geographers had explored the surface of the ...
... solid foundation or any real scientific status . It was not until chemists were able to explain the true nature of the mineral substances which enter into the composition of rocks ; until geographers had explored the surface of the ...
Page 3
... solid geometry of every district , and note all the facts which will enable him to explain the geological history of each natural province or area , until all the accessible portions of the earth's crust have been explored and described ...
... solid geometry of every district , and note all the facts which will enable him to explain the geological history of each natural province or area , until all the accessible portions of the earth's crust have been explored and described ...
Page 4
Alfred John Jukes-Browne. pursue the task of investigating the solid structure of the earth , it would only be necessary to become acquainted with the nature and origin of the rocky matters of which it is composed , and that there would ...
Alfred John Jukes-Browne. pursue the task of investigating the solid structure of the earth , it would only be necessary to become acquainted with the nature and origin of the rocky matters of which it is composed , and that there would ...
Page 11
... solid rocks are rendered perfectly fluid . But the lavas derived from existing volcanoes form only a small portion of the bulk of igneous rocks in the crust of the earth , all of which have certainly come from the interior . 3 ...
... solid rocks are rendered perfectly fluid . But the lavas derived from existing volcanoes form only a small portion of the bulk of igneous rocks in the crust of the earth , all of which have certainly come from the interior . 3 ...
Page 17
... solid in spite of the heat . It is well known that pressure retards or raises the melting - point of most solids , that is to say , an increase of pressure increases the temperature at which each is fusible . Very little , however , is ...
... solid in spite of the heat . It is well known that pressure retards or raises the melting - point of most solids , that is to say , an increase of pressure increases the temperature at which each is fusible . Very little , however , is ...
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Common terms and phrases
accumulated acid action alumina amount angles anticlinal augite basalt beds blocks bottom calcareous called carbonate of lime carbonic acid chalk chemical clay cleavage cliffs coal coast colour consist containing coral cracks crystalline crystals denudation deposits depth described detrition distance district dolerite dykes earth earth's crust elevation erosion excavated fault feet felspar fissures Foraminifera formation formed fragments Geol glacier glauconite gradually granite greensand ground hills horizontal hornblende igneous rocks island joints Jukes lake land lava layers less limestone magnesia mass material matter metamorphic metamorphic rocks mica miles mineral mountain observed occur origin Orthoclase outcrops particles pebbles planes porphyritic portion present pressure produced quartz rain reef river salt sand sandstone shales shells shore side siliceous Silurian slope solid solution sometimes stones strata stratified rocks stream structure sulphate surface synclinal thickness tide tion Trans valley vertical volcanic waves