The Student's Handbook of Physical Geology |
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Page xi
... ROCK - FORMING MINERALS Chemical elements and compounds . Crystallography . Pseudomorphs . Rock - forming minerals . CHAPTER II - CLASSIFICATION OF ROCKS . Meaning of the word Rock . Lithological classification . Petrological ...
... ROCK - FORMING MINERALS Chemical elements and compounds . Crystallography . Pseudomorphs . Rock - forming minerals . CHAPTER II - CLASSIFICATION OF ROCKS . Meaning of the word Rock . Lithological classification . Petrological ...
Page xii
... rocks . Granite veins and Elvans . CHAPTER XII . - PETROLOGY OF METAMORPHIC ROCKS · • § 1. Structure of Metamorphic rocks : -Cleavage : -arrange- ment of rock particles ; Dip and strike of cleavage planes . Foliation : -coincidence with ...
... rocks . Granite veins and Elvans . CHAPTER XII . - PETROLOGY OF METAMORPHIC ROCKS · • § 1. Structure of Metamorphic rocks : -Cleavage : -arrange- ment of rock particles ; Dip and strike of cleavage planes . Foliation : -coincidence with ...
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 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 ...
Page 14
... rocks vary in their specific gravity from about 2 to 3 , that of some of the most important rocks being given in the following table : - Kind of Rock . 1. Greenstone ( Diorite ) 2. Basalt . 3. Granite 4. Marble 5. Slate 6. Sandstone 7 ...
... rocks vary in their specific gravity from about 2 to 3 , that of some of the most important rocks being given in the following table : - Kind of Rock . 1. Greenstone ( Diorite ) 2. Basalt . 3. Granite 4. Marble 5. Slate 6. Sandstone 7 ...
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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