The Student's Handbook of Physical Geology |
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Page 1
... observed " that we might without impropriety regard all the physical sciences as included under two great heads , namely , astro- nomy and geology ; the one comprehending all those sciences which teach us the constitution , the motions ...
... observed " that we might without impropriety regard all the physical sciences as included under two great heads , namely , astro- nomy and geology ; the one comprehending all those sciences which teach us the constitution , the motions ...
Page 2
... observation and gene- ralization were truly remarkable , but his lack of informa- tion in respect to other sciences ... observations , and apply them to the solution of the 2 INTRODUCTION .
... observation and gene- ralization were truly remarkable , but his lack of informa- tion in respect to other sciences ... observations , and apply them to the solution of the 2 INTRODUCTION .
Page 3
... observations which the geologist makes , and what is it which he regards as his special business ? If the wide scope ... observed in all natural and artificial excava- tions , he must make out the internal structure or solid geometry of ...
... observations which the geologist makes , and what is it which he regards as his special business ? If the wide scope ... observed in all natural and artificial excava- tions , he must make out the internal structure or solid geometry of ...
Page 5
... observations and deduc- tions previously arrived at . This treatise , therefore , will be divided into five parts , which may be designated and defined as follow . 1. Physical Geology . - An account of the actual results . produced by ...
... observations and deduc- tions previously arrived at . This treatise , therefore , will be divided into five parts , which may be designated and defined as follow . 1. Physical Geology . - An account of the actual results . produced by ...
Page 12
... observations on the internal tem- perature of the earth were made by Mr. Henwood in the mines of Cornwall and Devon . The result of his experiments in two hundred of these mines showed that the average temperature at different depths ...
... observations on the internal tem- perature of the earth were made by Mr. Henwood in the mines of Cornwall and Devon . The result of his experiments in two hundred of these mines showed that the average temperature at different depths ...
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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