Geology for general readers1870 |
From inside the book
Results 6-10 of 25
Page 74
... veins with veinstuffs and metallic ores . In connection with this deep - seated heat , we may also believe that magnetic currents and crystallisation ( to what- ever force or forces it may be due ) are also effecting a marked ...
... veins with veinstuffs and metallic ores . In connection with this deep - seated heat , we may also believe that magnetic currents and crystallisation ( to what- ever force or forces it may be due ) are also effecting a marked ...
Page 88
... veins and eruptive masses are frequent ; and altogether the whole formation wears the aspect of a vast and venerable antiquity . That the Laurentian system , like other stratified systems , was deposited in the form of sands , gravels ...
... veins and eruptive masses are frequent ; and altogether the whole formation wears the aspect of a vast and venerable antiquity . That the Laurentian system , like other stratified systems , was deposited in the form of sands , gravels ...
Page 91
... veins and eruptive masses of granite , and fel- spathic greenstone . On the whole , however , its sedimentary character is much more apparent ; its micaceous schists are interstratified with grits and sandstones , and its slates often ...
... veins and eruptive masses of granite , and fel- spathic greenstone . On the whole , however , its sedimentary character is much more apparent ; its micaceous schists are interstratified with grits and sandstones , and its slates often ...
Page 95
... veins by * The reader must guard against the idea that there are any sharp lines of demarcation between the so - called Systems of geologists . The life of certain estuaries and seas may no doubt be brought to a close by some sudden ...
... veins by * The reader must guard against the idea that there are any sharp lines of demarcation between the so - called Systems of geologists . The life of certain estuaries and seas may no doubt be brought to a close by some sudden ...
Page 96
... vein- stuffs with which these ores are usually associated . It is true that veins and ores occur in some of the younger for- mations , but not in the same variety , nor with the same richness and persistence , as those that belong to ...
... vein- stuffs with which these ores are usually associated . It is true that veins and ores occur in some of the younger for- mations , but not in the same variety , nor with the same richness and persistence , as those that belong to ...
Common terms and phrases
accumulations ages America ancient antiquity areas arrangement aspects beds bituminous calcareous Cambrian Carboniferous Chalk changes chemical chiefly clays climate coal coal-fields course Cretaceous Crown 8vo crustacea crystalline debris decay deposits distribution of sea drifted dry land earth's crust eocene estuaries Europe existing extinct feet fishes flora and fauna formations forms fossils Geography geologists geology glacial epoch glacier globe gradually gravel heat higher igneous incessant ironstones islands lakes latitudes Laurentian lava less lignites limestones lower mammals masses matter MESOZOIC metamorphism mineral miocene nature newer numerous occur ocean Old Red Sandstone older Oolite operations organic PALEOZOIC partly period physical plants and animals pliocene portion present recent regions reptiles rivers rock-matter rocks rocky sand schists sea and land secondary sediments shales shell-fish shells silts Silurian Sketch soil species stage stone strata stratified surface terrestrial tertiary thickness tion Triassic variety vegetable veins vital volcano vulcanic zoophytes
Popular passages
Page 13 - DESCARTES. The Method, Meditations, and Principles of Philosophy of Descartes. Translated from the Original French and Latin. With a New Introductory Essay, Historical and Critical, on the Cartesian Philosophy. By JOHN VEITCH, LL.D., Professor of Logic and Rhetoric in the University of Glasgow.
Page 12 - A Glossary of Navigation. Containing the Definitions and Propositions of the Science, Explanation of Terms, and Description of Instruments. By the Rev. JB HARBORD, MA, Assistant Director of Education, Admiralty. Crown 8vo. Illustrated with Diagrams, 6s. Definitions and Diagrams in Astronomy and Navigation.
Page 7 - CAUVIN. A Treasury of the English and German Languages. Compiled from the best Authors and Lexicographers in both Languages. Adapted to the Use of Schools, Students, Travellers, and Men of Business; and forming a Companion to all German-English Dictionaries. By JOSEPH CAUVIN, LL.D. & Ph.D., of the University of Gottingen, &c. Crown 8vo, 7s.
Page 5 - We must admire the ability and persevering research with which he has succeeded in imparting to his 'Manual' so much freshness and originality. In no respect is this character more apparent than in the plan of arrangement, by which the author commences his description of the physical geography of each tract by a sketch of its true basis or geological structure.
Page 15 - ANCIENT CLASSICS FOR ENGLISH READERS. EDITED BY THE REV. W. LUCAS COLLINS, MA Complete in 28 Vols.
Page 7 - A Manual of Palaeontology, for the Use of Students. With a General Introduction on the Principles of Palaeontology.
Page 2 - Crown 8vo, pp. 800 7s. 6d. The School Etymological Dictionary and Word-Book. Combining the advantages of an ordinary pronouncing School Dictionary and an Etymological Spelling-book. Fcap. 8vo, pp. 254. 2s. STORY. Graffiti D'ltalia. By WW STORY, Author of
Page 49 - This earth, like the body of an animal, is wasted at the same time that it is repaired. It has a state of growth and augmentation; it has another state, which is that of diminution and decay. This world is thus destroyed in one part, but it is renewed in another; and the operations by which this world is thus constantly renewed, are as evident to the scientific eye, as are those in which it is necessarily destroyed.
Page 7 - POTTS AND DARNELL. Aditus Faciliores : An easy Latin Construing Book, with Complete Vocabulary. By AW POTTS, MA, LL.D., Head-Master of the Fettes College, Edinburgh, and sometime Fellow of St John's College, Cambridge; and the Rev. C. DARNELL, MA, Head-Master of Cargilfield Preparatory School, Edinburgh, and late Scholar of Pembroke and Downing Colleges, Cambridge.
Page 3 - ... this respect the Dictionary is most valuable and thoroughly reliable. As to the etymology of words, it is exhibited in a form that fixes itself upon the memory, the root-words showing the probable origin, of the English words, their primary meaning, and their equivalents in other languages. Much useful information and instruction relative to prefixes, postfixes, abbreviations, and phrases from the Latin, French, and other languages, &c., appropriately follow the Dictionary, which is throughout...