The Student's Handbook of Physical GeologyG. Bell and Sons, 1884 - 514 pages |
From inside the book
Results 1-5 of 68
Page xii
... Granite . Granites of Leinster , Cornwall and Devon . Connection of Plutonic and Volcanic rocks . Granite veins and Elvans . CHAPTER XII . - PETROLOGY OF METAMORPHIC ROCKS · • § 1. Structure of Metamorphic rocks : -Cleavage : -arrange ...
... Granite . Granites of Leinster , Cornwall and Devon . Connection of Plutonic and Volcanic rocks . Granite veins and Elvans . CHAPTER XII . - PETROLOGY OF METAMORPHIC ROCKS · • § 1. Structure of Metamorphic rocks : -Cleavage : -arrange ...
Page 12
... granite rocks , however , the temperatures were not quite so high . In a coal - mine at Monkwearmouth , Durham , the tem- perature at a depth of 1,600 feet ranges between 78 ° and 80 ° , and observations showed that the increase in ...
... granite rocks , however , the temperatures were not quite so high . In a coal - mine at Monkwearmouth , Durham , the tem- perature at a depth of 1,600 feet ranges between 78 ° and 80 ° , and observations showed that the increase in ...
Page 14
... Granite 4. Marble 5. Slate 6. Sandstone 7. Chalk and Bath Oolite . Mean Density . 3.0 2.9 2.7 2.7 2.7 2.6 2.5 That the mean density of the earth should be greater than that of the rocks at the surface is only natural , because the ...
... Granite 4. Marble 5. Slate 6. Sandstone 7. Chalk and Bath Oolite . Mean Density . 3.0 2.9 2.7 2.7 2.7 2.6 2.5 That the mean density of the earth should be greater than that of the rocks at the surface is only natural , because the ...
Page 16
... . Basalt . 3. Granite 4. Marble 5. Slate 6. Sandstone 7. Chalk and Bat That the mean de than that of the ro the density centre of weight Me H Barth - The unlined Had to Malow this interer 5 . ature of the me of heat face.
... . Basalt . 3. Granite 4. Marble 5. Slate 6. Sandstone 7. Chalk and Bat That the mean de than that of the ro the density centre of weight Me H Barth - The unlined Had to Malow this interer 5 . ature of the me of heat face.
Page 39
... granite at a rate of 1,665 feet per second . Shattered granite Slate Wet sand 99 99 1,306 1,089 99 825 99 99 99 The effects of the wave are more destructive when it CHAP . III . ] 39 EARTHQUAKES .
... granite at a rate of 1,665 feet per second . Shattered granite Slate Wet sand 99 99 1,306 1,089 99 825 99 99 99 The effects of the wave are more destructive when it CHAP . III . ] 39 EARTHQUAKES .
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