The Student's Handbook of Physical GeologyG. Bell, 1892 - 666 pages |
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Page xi
... ROCKS • Meaning of the word Rock . Lithological Classification . Tectonic Classification . Genetic Classification . Igneous , Derivative , and Metamorphic Rocks . Determination of Rocks . CHAPTER III . - ORIGINAL OR IGNEOUS ROCKS Mode ...
... ROCKS • Meaning of the word Rock . Lithological Classification . Tectonic Classification . Genetic Classification . Igneous , Derivative , and Metamorphic Rocks . Determination of Rocks . CHAPTER III . - ORIGINAL OR IGNEOUS ROCKS Mode ...
Page xii
... ROCKS Phases of Metamorphism . Cleavage ; Foliation . A. Rocks without Foliation :-( 1 ) Altered Sedimen- taries ; ( 2 ) Altered Igneous Rocks . B. The Foliated Rocks . CHAPTER XIII . - METAMORPHIC ROCKS , considered as Rock- masses ...
... ROCKS Phases of Metamorphism . Cleavage ; Foliation . A. Rocks without Foliation :-( 1 ) Altered Sedimen- taries ; ( 2 ) Altered Igneous Rocks . B. The Foliated Rocks . CHAPTER XIII . - METAMORPHIC ROCKS , considered as Rock- masses ...
Page 2
... rocks , treated of geology under the head of physical geography . It was not , indeed , until much progress had been made in all the physical sciences that geology could possess any solid foundation or any real scientific status . It ...
... rocks , treated of geology under the head of physical geography . It was not , indeed , until much progress had been made in all the physical sciences that geology could possess any solid foundation or any real scientific status . It ...
Page 4
... rocks of which it was composed were arranged in a regular series , the several rock - groups having been formed one after the other during successive periods , each of long duration . Now , the mineral substances produced during any one ...
... rocks of which it was composed were arranged in a regular series , the several rock - groups having been formed one after the other during successive periods , each of long duration . Now , the mineral substances produced during any one ...
Page 5
... rocks are now being formed , and by which the form of the earth's surface is being modified . Again , before we can ... rocks and rock - masses , without reference to the geological time of their production . This branch may be divided ...
... rocks are now being formed , and by which the form of the earth's surface is being modified . Again , before we can ... rocks and rock - masses , without reference to the geological time of their production . This branch may be divided ...
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Common terms and phrases
acid action agencies altered alumina amount anticlinal augite basalt beds blocks bottom calcareous calcite called carbonate of lime carbonic acid chalk channel chemical clay cleavage cliffs coast colour consists coral cracks crystalline crystals currents débris denudation deposits depth described detrition distance district dolerite dykes earth earth's crust Edited elevation erosion eruptions fault feet felspar fissures formation formed fragments Geol Geology glacier glauconite gneiss gradually granite greensand ground hills horizontal hornblende igneous rocks iron island Jukes lakes land lava layers limestone magnesia mass material metamorphic mica miles mineral mountain occur original Orthoclase outcrop oxide particles pebbles planes porphyritic portion pressure produced quartz rain reefs ridge rise river sand sandstone schist shale shells shore side siliceous slope soil solution sometimes stones strata stratified rocks stream structure surface thickness tion tract Translated unconformity valley vertical volcanic