The Student's Handbook of Physical GeologyG. Bell and Sons, 1884 - 514 pages |
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Page x
... land on the east and south coasts . Deposition increased by Depres- sion . Deposits in shallow seas . Limits of mechanical deposits . CHAPTER XII . - Marine DEPOSITS . Chemical and Organic ยง 1. Chemically formed - Gypsum and Rock salt ...
... land on the east and south coasts . Deposition increased by Depres- sion . Deposits in shallow seas . Limits of mechanical deposits . CHAPTER XII . - Marine DEPOSITS . Chemical and Organic ยง 1. Chemically formed - Gypsum and Rock salt ...
Page 19
... land and sea ; and lastly , there is evi- dence to prove that slow and gradual movements of the crust have been in progress over still larger areas , the land 1 66 " Physics of Earth's Crust , " 1882 , p . 23 . being elevated in one ...
... land and sea ; and lastly , there is evi- dence to prove that slow and gradual movements of the crust have been in progress over still larger areas , the land 1 66 " Physics of Earth's Crust , " 1882 , p . 23 . being elevated in one ...
Page 20
... land has been below the sea at some period of past time , and is now dry land only because it has been elevated by the movements above mentioned . It is desirable , therefore , that the student should be , in the first place , made ...
... land has been below the sea at some period of past time , and is now dry land only because it has been elevated by the movements above mentioned . It is desirable , therefore , that the student should be , in the first place , made ...
Page 35
... land . Some oppor- tunities have occurred for observing the flow of lava beneath water , and it has been noticed that the crust which rapidly forms over the surface prevents the water from coming in contact with the internal fluid ...
... land . Some oppor- tunities have occurred for observing the flow of lava beneath water , and it has been noticed that the crust which rapidly forms over the surface prevents the water from coming in contact with the internal fluid ...
Page 41
... land and washing down everything before it . The first is often followed by smaller waves . The velocity of the sea - wave depends upon the depth of the water through which it is propagated ; it travels through deep water much faster ...
... land and washing down everything before it . The first is often followed by smaller waves . The velocity of the sea - wave depends upon the depth of the water through which it is propagated ; it travels through deep water much faster ...
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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