Lectures on Geology: Being Outlines of the ScienceE. Bliss & E. White, 1825 - 358 páginas |
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Página 24
... varieties of position we see on the surface of the earth ; as high mountains standing on beds of shells that were once the bottom of the ocean , & c . & c . It may be observed that so violent a shock would cause all fluids to run ...
... varieties of position we see on the surface of the earth ; as high mountains standing on beds of shells that were once the bottom of the ocean , & c . & c . It may be observed that so violent a shock would cause all fluids to run ...
Página 33
... varieties of inequality , of hill and dale , earth and rock , that we observe on dry land . Its plants and shrubs have a similar regular distribution . As we find under the equator the highest mountains , so there do we find the deepest ...
... varieties of inequality , of hill and dale , earth and rock , that we observe on dry land . Its plants and shrubs have a similar regular distribution . As we find under the equator the highest mountains , so there do we find the deepest ...
Página 134
... is confined to argillite and limestone . It is sometimes parellel , straight or curved . The fibres sometimes diverge , presenting a ramified appearance . Spheroidal comprises all varieties of concretiona- ry structure . The 134.
... is confined to argillite and limestone . It is sometimes parellel , straight or curved . The fibres sometimes diverge , presenting a ramified appearance . Spheroidal comprises all varieties of concretiona- ry structure . The 134.
Página 135
Being Outlines of the Science Jeremiah Van Rensselaer. Spheroidal comprises all varieties of concretiona- ry structure . The concretions may be spherical , touching only at points , the interstices being filled . At times , by ...
Being Outlines of the Science Jeremiah Van Rensselaer. Spheroidal comprises all varieties of concretiona- ry structure . The concretions may be spherical , touching only at points , the interstices being filled . At times , by ...
Página 141
... varieties of this fracture : two distinct concavities may occur , the smaller within the larger , or there may be several small conchoidal appearances producing an undu- lating surface . These three varieties may be united , or pass ...
... varieties of this fracture : two distinct concavities may occur , the smaller within the larger , or there may be several small conchoidal appearances producing an undu- lating surface . These three varieties may be united , or pass ...
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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 CALIFORNIA chalk chlorite chlorite schist clay slate coal color columnar compact felspar composed compound conglomerates containing crater crystals 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 imbedded indurated ingredients iron laminæ laminar lava lignite limestone marble marine marl mass mentioned mica mica slate micaceous schist minerals mountains observed occasionally occur ocean oolite organic remains ostrea passes peat porphyry position primary rocks primitive prismatic pyrites quantity quartz quartz rock Quartz sand 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 UNIVERS usually vallies varies varieties vegitable veins volcanic