Geology and Mineralogy Considered with Reference to Natural Theology, Volumen 1Carey, Lea and Blanchard, 1841 - 87 páginas |
Dentro del libro
Resultados 1-5 de 42
Página 38
... deposites has resulted chiefly from the mechanical action of moving water , and has occasionally been modified by large admix- tures of animal and vegetable remains . As the action of all these forces will be rendered most intelligible ...
... deposites has resulted chiefly from the mechanical action of moving water , and has occasionally been modified by large admix- tures of animal and vegetable remains . As the action of all these forces will be rendered most intelligible ...
Página 53
... deposites of sand into compact quartz rock , and beds of clay into clay slate , or other forms of primary slate . The rock which some authors have called primary grauwacke , seems to be a mechanical deposite of coarse sandstone , in ...
... deposites of sand into compact quartz rock , and beds of clay into clay slate , or other forms of primary slate . The rock which some authors have called primary grauwacke , seems to be a mechanical deposite of coarse sandstone , in ...
Página 58
... deposites occur also occasionally in the lower regions of the carboniferous series . ( See Dr. Hibbert's ac- count of the limestone of Burdie House , near Edinburg ; Transactions of the Royal Society of Edinburg , vol . xiii ,; and ...
... deposites occur also occasionally in the lower regions of the carboniferous series . ( See Dr. Hibbert's ac- count of the limestone of Burdie House , near Edinburg ; Transactions of the Royal Society of Edinburg , vol . xiii ,; and ...
Página 60
... deposites of clay , and marl , and limestone . The materials of most of these strata ap- pear to have been derived from the detritus of primary and transition rocks ; and the larger fragments , which are preserved in the form of pebbles ...
... deposites of clay , and marl , and limestone . The materials of most of these strata ap- pear to have been derived from the detritus of primary and transition rocks ; and the larger fragments , which are preserved in the form of pebbles ...
Página 62
... deposites . * Another advantage in the disposition of stratified rocks consists in the fact that strata of limestone , sand , and sand- stone which readily absorb water , alternate with beds of clay , or marl , which are impermeable to ...
... deposites . * Another advantage in the disposition of stratified rocks consists in the fact that strata of limestone , sand , and sand- stone which readily absorb water , alternate with beds of clay , or marl , which are impermeable to ...
Otras ediciones - Ver todo
Términos y frases comunes
abundant adapted afford Agassiz air-chambers Ammonites ancient animal and vegetable appear Articulated beds Belemnite body bones bony bottom calcareous Carboniferous cavity Chalk chambered shells character clay Coal formation composed Coniferæ contrivances Coprolites creation creatures Crocodiles Crustaceans Cuvier Cycadeæ deposites derived discovery earth Eningen entire evidence existing external shell extinct species farther feet Ferns fluid fossil fossil Fishes fossil species fresh-water genus Geol geological globe horny Ichthyosaurus Iguanodon important inhabitants ink-bag land Lias limestone Lizards lobes Lyme Regis Mammalia marine mechanical Megalosaurus Megatherium mineral nature Nautilus Nautilus Pompilius nearly occur Oolite organic remains Pachydermata peculiar period phenomena plants Plesiosaurus portion present probably Pterodactyle quadrupeds recent represents reptiles resembling ribs rocks sand Secondary similar siphuncle skeleton specimens stems strata stratum structure substance surface teeth tion tooth Trans transverse plates Trilobites trunk vertebræ vertebral column whilst