The Student's Handbook of Physical GeologyG. Bell and Sons, 1884 - 514 pages |
From inside the book
Results 1-5 of 84
Page 4
... occur in a fossil state , is even more necessary for a geologist than a knowledge of inorganic substances . The cause of this necessity may be briefly stated as follows . When portions of the earth's crust came to be examined , it was ...
... occur in a fossil state , is even more necessary for a geologist than a knowledge of inorganic substances . The cause of this necessity may be briefly stated as follows . When portions of the earth's crust came to be examined , it was ...
Page 11
... occur here and there all over the earth , and from which streams of lava or molten rock are so often poured forth , prove that some parts of the interior at any rate are so heated that solid rocks are rendered perfectly fluid . But the ...
... occur here and there all over the earth , and from which streams of lava or molten rock are so often poured forth , prove that some parts of the interior at any rate are so heated that solid rocks are rendered perfectly fluid . But the ...
Page 14
... occur in localities which are far removed from any recent or recently extinct volcanoes . In our own country the waters of Bath , with a temperature of 120 ° F. , and those of Buxton , with a temperature of 82 ° , are instances . There ...
... occur in localities which are far removed from any recent or recently extinct volcanoes . In our own country the waters of Bath , with a temperature of 120 ° F. , and those of Buxton , with a temperature of 82 ° , are instances . There ...
Page 23
... occur in the following order : - 1. An explosive discharge of steam , falling in rain . 2. A discharge of dust ... occur , and streams of incandescent lava are poured forth . In other cases periods of quiescence alternate with periods of ...
... occur in the following order : - 1. An explosive discharge of steam , falling in rain . 2. A discharge of dust ... occur , and streams of incandescent lava are poured forth . In other cases periods of quiescence alternate with periods of ...
Page 38
... occur ; and Mr. Mallet has formulated the following con- clusions : - 1. These seismic bands very generally follow the lines of elevation which mark and divide the great oceanic or terr- oceanic basins of the earth's surface . 2. In so ...
... occur ; and Mr. Mallet has formulated the following con- clusions : - 1. These seismic bands very generally follow the lines of elevation which mark and divide the great oceanic or terr- oceanic basins of the earth's surface . 2. In so ...
Other editions - View all
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