Lectures on Geology: Being Outlines of the ScienceE. Bliss & E. White, 1825 - 358 páginas |
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Página xi
... Earth's Surface - Bottom of the Sea - Dryland , Lowland - Alpine land - Moun- tain Groups and chains - Observations on the position and declivities of mountains - Val- lies 54 LECTURES III . Changes produced on the Earths surface ,
... Earth's Surface - Bottom of the Sea - Dryland , Lowland - Alpine land - Moun- tain Groups and chains - Observations on the position and declivities of mountains - Val- lies 54 LECTURES III . Changes produced on the Earths surface ,
Página 18
... earth , over every herb , and every tree - man , with all the subordi- nate and less perfect animals , is made the province of ZOOLOGY . It is my lot to treat of GEOLOGY - and I propose at the present time to give a rapid sketch of the ...
... earth , over every herb , and every tree - man , with all the subordi- nate and less perfect animals , is made the province of ZOOLOGY . It is my lot to treat of GEOLOGY - and I propose at the present time to give a rapid sketch of the ...
Página 20
... earth with which we are acquainted is that of Burnett . * He supposed that the primeval earth was a fluid mass , composed of heterogeneous materials , the heaviest of which descended to the centre , and there formed a hard and solid ...
... earth with which we are acquainted is that of Burnett . * He supposed that the primeval earth was a fluid mass , composed of heterogeneous materials , the heaviest of which descended to the centre , and there formed a hard and solid ...
Página 21
... earth , which became habitable and was the abode of men and annimals . In this state , as its equator coincided with the plane of the ecliptic , there was no variation of season- " and one unbounded spring encircled all . ” The surface ...
... earth , which became habitable and was the abode of men and annimals . In this state , as its equator coincided with the plane of the ecliptic , there was no variation of season- " and one unbounded spring encircled all . ” The surface ...
Página 22
... earth and all planets were originally fixed and luminous stars , which for ages had blazed in the firmament , until the combustible matter was ex- hausted , when they lost their brilliancy , and became opaque bodies . The fire , by ...
... earth and all planets were originally fixed and luminous stars , which for ages had blazed in the firmament , until the combustible matter was ex- hausted , when they lost their brilliancy , and became opaque bodies . The fire , by ...
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Lectures on Geology: Being Outlines of the Science Jeremiah Van Rensselaer Sin vista previa disponible - 2016 |
Términos y frases comunes
Actynolite alluvial alternating ammonites amygdaloidal arenaceous argillaceous argillite augit basalt beautiful beds belemnites bitumen calcareous chalk chlorite chlorite schist clay slate coal coarse color columnar compact felspar composed compound conglomerates containing crater crystals deluge deposits distinct earth elevated epidote feet felspar Fibrous foliated formation fossils fracture fragments Geologists Geology gneiss grains granite granular green greenstone grey greywacke gypsum hornblende Humboldt indurated ingredients iron laminæ laminar lava lignite limestone marble marine marl mass mentioned mica mica slate micaceous schist mountains observed occasionally occur ocean oolite organic remains ostrea passes peat porphyry position primary rocks primitive prismatic pyrites quantity quartz quartz rock Quartz sand red sandstone sandstone Scaly schist schistose secondary rocks serpentine shale shells sienite siliceous simple sometimes spar species splintery stone strata structure substances surface SYNOPSIS talc tertiary texture theory tion transition trap usually vallies varies varieties vegitable veins volcanic
Pasajes populares
Página xii - And the earth brought forth grass, and herb yielding seed after his kind, and the tree yielding fruit, whose seed was in itself, after his kind: and God saw that it was good.
Página 78 - Nymphs lie With languid limbs in summer's sultry hours. Here too were living flowers Which, like a bud compacted, Their purple cups contracted, And now in open blossom spread, Stretch'd like green anthers many a seeking head.
Página 103 - Villages, and woods, and rocks, Fall flat before their sweep. The region round, Where myrtle walks and groves of golden fruit Rose fair ; where harvest...
Página 78 - And plants of fibres fine, as silkworm's thread; Yea, beautiful as Mermaid's golden hair Upon the waves dispread: Others that, like the broad banana growing, Rais'd their long wrinkled leaves of purple hue, Like streamers wide out-flowing.
Página 47 - When by thus comparing a number of cases, agreeing in some circumstances, but differing in others, and all attended •with the same result, a philosopher connects, as a general law of nature, the event with its physical cause, he is said to proceed according to the method of induction.
Página 78 - With languid limbs in summer's sultry hours. Here, too, were living flowers, Which, like a bud compacted, Their purple cups contracted ; And now in open blossom spread, Stretch'd, like green anthers, many a seeking head.
Página 45 - ... by the water, in consequence either of these lands sinking down below the level of the sea, or of the sea being raised above the level of the lands. The particular portions of the earth also which the sea has abandoned by its last retreat, had been laid dry once before, and had at that time produced quadrupeds, birds, plants, and all kinds of terrestrial productions; it had then been inundated by the sea, which has since retired from it and left it to be occupied by its own proper inhabitants.