The Student's Handbook of Physical GeologyG. Bell, 1892 - 666 pages |
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Page vii
... Igneous Rocks I am responsible , but the alterations have Professor Bonney's approbation , and most of what was written by him for the first edition has been incorporated . Most of the diagrams have been drawn by myself ; of the other ...
... Igneous Rocks I am responsible , but the alterations have Professor Bonney's approbation , and most of what was written by him for the first edition has been incorporated . Most of the diagrams have been drawn by myself ; of the other ...
Page xi
... Igneous , Derivative , and Metamorphic Rocks . Determination of Rocks . CHAPTER III . - ORIGINAL OR IGNEOUS ROCKS Mode of Occurrence . Structure . Chemical Composi- tion . Mineral Composition . Specific Gravity . Classi- fication ...
... Igneous , Derivative , and Metamorphic Rocks . Determination of Rocks . CHAPTER III . - ORIGINAL OR IGNEOUS ROCKS Mode of Occurrence . Structure . Chemical Composi- tion . Mineral Composition . Specific Gravity . Classi- fication ...
Page xii
... IGNEOUS ROCKS REGARDED AS ROCK - MASSES 465 A. Remains of Ancient Volcanoes : -Extinct Volcanoes ; Necks ; Bosses ; Large Areas of Granite . CHAPTER XI . - IGNEOUS ROCKS ( continued ) · B. Veins and Dykes : -Connection between Plutonic ...
... IGNEOUS ROCKS REGARDED AS ROCK - MASSES 465 A. Remains of Ancient Volcanoes : -Extinct Volcanoes ; Necks ; Bosses ; Large Areas of Granite . CHAPTER XI . - IGNEOUS ROCKS ( continued ) · B. Veins and Dykes : -Connection between Plutonic ...
Page 11
... igneous rocks in the crust of the earth , all of which have certainly come from some part of the interior . 2. Temperature of Deep Mines .-- The influence of the summer's heat or winter's cold does not penetrate far into the interior of ...
... igneous rocks in the crust of the earth , all of which have certainly come from some part of the interior . 2. Temperature of Deep Mines .-- The influence of the summer's heat or winter's cold does not penetrate far into the interior of ...
Page 38
... igneous products , Vesuvius sinks into in- significance , for while the lava - streams of the latter do not exceed seven miles , those of Etna are often from 15 to 30 miles in length , and from 50 to 100 feet in thickness . The surface ...
... igneous products , Vesuvius sinks into in- significance , for while the lava - streams of the latter do not exceed seven miles , those of Etna are often from 15 to 30 miles in length , and from 50 to 100 feet in thickness . The surface ...
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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