Introductory Text-book of GeologyW. Blackwood and Sons, 1869 - 194 strani |
Iz vsebine knjige
Zadetki 1–5 od 12
Stran 44
... marls , limestones , and lignites , above the Chalk ; arranged into pleistocene , pliocene , miocene , and eocene groups . Remains of plants and animals for the most part extinct , but not differing widely from existing species . III ...
... marls , limestones , and lignites , above the Chalk ; arranged into pleistocene , pliocene , miocene , and eocene groups . Remains of plants and animals for the most part extinct , but not differing widely from existing species . III ...
Stran 82
... marls to concretionary cornstones - still the moment a geologist detects graptolites , trilobites , lingulæ , orthidæ , and the like , he can have no doubt as to his position among true silurian strata . 78. The igneous rocks associated ...
... marls to concretionary cornstones - still the moment a geologist detects graptolites , trilobites , lingulæ , orthidæ , and the like , he can have no doubt as to his position among true silurian strata . 78. The igneous rocks associated ...
Stran 86
... marls , but from their con- taining no lime the name is by no means appropriate . 82. Starting from the flaggy beds which top the silurian rocks , and contain the spines , scales , teeth , and other remains of fishes , the following may ...
... marls , but from their con- taining no lime the name is by no means appropriate . 82. Starting from the flaggy beds which top the silurian rocks , and contain the spines , scales , teeth , and other remains of fishes , the following may ...
Stran 112
David Page. marls above ; in other words , present a palaeozoic aspect , while those of the upper sandstones and marls are decidedly mesozoic . Indeed , many of the fossils of the Permian or Lower New Red are identical with those of the ...
David Page. marls above ; in other words , present a palaeozoic aspect , while those of the upper sandstones and marls are decidedly mesozoic . Indeed , many of the fossils of the Permian or Lower New Red are identical with those of the ...
Stran 113
... marls , as at Knottingley , Doncaster , & c . GYPSEOUS MARLS - Red , bluish , and mottled . MAGNESIAN LIMESTONE - Yellow and white ; of various texture and structure ; some parts , as at Tynemouth , brecciated , or made up of ...
... marls , as at Knottingley , Doncaster , & c . GYPSEOUS MARLS - Red , bluish , and mottled . MAGNESIAN LIMESTONE - Yellow and white ; of various texture and structure ; some parts , as at Tynemouth , brecciated , or made up of ...
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...