Introductory Text-book of GeologyW. Blackwood and Sons, 1869 - 194 strani |
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Zadetki 1–5 od 40
Stran 22
... thick- ; to the pine - rafts yearly floated down by the Mississippi ; to the cypress - swamps of America ; to the " tarai " or jungle - swamps of India ; and to the mangrove growth that binds and protects the mud - flats and islands of ...
... thick- ; to the pine - rafts yearly floated down by the Mississippi ; to the cypress - swamps of America ; to the " tarai " or jungle - swamps of India ; and to the mangrove growth that binds and protects the mud - flats and islands of ...
Stran 23
... thickness , and , if entombed among the silt of estuaries , will in time form beds of shelly limestone like ... thick layers , as in the estuary of the Elbe , in the plains of the Amazon , and in many of our own bogs ; just as ...
... thickness , and , if entombed among the silt of estuaries , will in time form beds of shelly limestone like ... thick layers , as in the estuary of the Elbe , in the plains of the Amazon , and in many of our own bogs ; just as ...
Stran 26
... thick layers of rocky matter , varying in com- pactness from hard basalt to open and porous pumice - stone . Ashes , dust , and volcanic mud accumulate in a similar manner , eruption after eruption adding to the height of the mountain ...
... thick layers of rocky matter , varying in com- pactness from hard basalt to open and porous pumice - stone . Ashes , dust , and volcanic mud accumulate in a similar manner , eruption after eruption adding to the height of the mountain ...
Stran 29
... thicker , it may be , at one place than at another , but still preserving a marked horizontality , and showing 30 IGNEOUS OR UNSTRATIFIED ARRANGEMENT . distinctly their lines of GENERAL ARRANGEMENT, STRUCTURE, AND COMPOSITION THE ...
... thicker , it may be , at one place than at another , but still preserving a marked horizontality , and showing 30 IGNEOUS OR UNSTRATIFIED ARRANGEMENT . distinctly their lines of GENERAL ARRANGEMENT, STRUCTURE, AND COMPOSITION THE ...
Stran 31
... thicker in one part than in another ; or it may thin out and altogether disappear , its place being taken by a deposit of sand or gravel ; but still its general disposition is flat or horizontal . The stratified rocks , when broken up ...
... thicker in one part than in another ; or it may thin out and altogether disappear , its place being taken by a deposit of sand or gravel ; but still its general disposition is flat or horizontal . The stratified rocks , when broken up ...
Pogosti izrazi in povedi
abundant accumulations agency aqueous arrangement ATLAS basalt beds bituminous boulders building-stone calcareous Cambrian carboniferous chalk chemical chiefly clay clay-slate coal coal-measures coloured compact composed composition conglomerates coral-reefs corals cretaceous crust crustacea crystalline deposits districts drift earth Edition encrinites England eocene epoch estuaries existing felspar fishes formation forms fossils frequent fresh-water GEOGRAPHY geologists Geology globe gneiss granite gravel greenstone grits groups igneous rocks interstratified islands lakes laminated land Laurentian lava layers less lias lignite lime limestone lower marine marls masses Mesozoic Metamorphic mica mica-schist mineral mountain limestone numerous occur ocean Old Red Sandstone oolite origin PALEOZOIC peculiar period Permian plants and animals present quartz remains of plants reptiles rivers rocky sand schists Scotland seams seas sedimentary shales shell-fish shells silicious silt Silurian slates slaty species stone strata stratified rocks structure surface termed tertiary TEXT-BOOK texture thick tion trap trappean Triassic upheavals upper vegetable volcanic wealden zoophytes
Priljubljeni odlomki
Stran 193 - The Geological Examinator. A Progressive Series of Questions, adapted to the Introductory and Advanced TextBooks of Geology. Prepared to assist Teachers in framing their Examinations, and Students in testing their own Progress and Proficiency. By the SAME.
Stran 197 - A New and Enlarged Edition. Constructed from the best materials, and embodying the results of the most recent investigations, accompanied by a complete INDEX OF PLACES, in which the proper quantities are given by T.
Stran 193 - It has not been our good fortune to examine a text-book on science of which we could express an opinion so entirely favourable as we are enabled to do of Mr Page's little work."— Athenceum., ADVANCED TEXT-BOOK OF GEOLOGY, DESCRIPTIVE AND INDUSTRIAL.
Stran 197 - ATLAS OF PHYSICAL GEOGRAPHY, illustrating, in a Series of Original Designs, the Elementary Facts of GEOLOGY, HYDROGRAPHY, METEOROLOGY, and NATURAL HISTORY.
Stran 197 - GEOGRAPHY, illustrating, in a Series of Original Designs, the Elementary Facts of GEOLOGY, HYDROGRAPHY, METEOROLOGY, and NATURAL HISTORY. A New and Enlarged Edition, containing 4 new Maps and Letterpress. 20 Coloured Maps.
Stran 193 - Of singular merit for its clearness and trustworthy character." — Standard. Third Edition, Enlarged. GEOLOGY FOR GENERAL READERS. A Series of Popular Sketches in Geology and Palaeontology. By the Surne. 6s. "This is one of the best of Mr page's many good books. It is written in a flowing, popular style. Without illustration or any extraneous aid, the narrative must prove attractive to any intelligent reader."— Geological Magazine.
Stran 193 - The divisions of the subject are so clearly defined, the explanations are so lucid, the relations of one portion of the subject to another are so satisfactorily shown, and, above all, the...