Volcanos the Character of Their Phenomena, Their Share in the Structure and Composition of the Surface of the Globe, and Their Relation to Its Internal Forces. With a Descriptive Catalogue of All Known Volcanos and Volcanic Formations /by G. Poullet Scrope. 2. Ed. Revised and EnlargedLongman, Green, Longmans, and Roberts, 1862 - 490 oldal |
Gyakori szavak és kifejezések
activity aëriform appear aqueous ashes augite basaltic beds beneath calcareous Cantal cause cavity central clinkstone column columnar compact composed conglomerates considerable consolidation continued cooling crater crust crystalline crystals Darwin deposited depth distance dykes earthquakes ejected elevated erup escape Etna explosions feet felspar felspathic fissures flowed fluid force formation formed fragmentary matter fragments Geol granite greystone heat height hill horizontal Humboldt Iceland internal intumescent Ischia island Isles lava lava-current lava-rocks lava-streams less leucitic Lipari liquid lava mass Mezen miles mineral character Mont Dore Monte Nuovo numerous observed occasionally occasioned olivin orifice outer overlying parallel paroxysmal eruption peperino perhaps phenomena plutonic Ponza portion pressure probably produced pumice rise Rocca Monfina rocks scoriæ side slopes Solfatara solid strata stream Stromboli structure subaërial subterranean summit surface temperature texture tion trachyte tuff upheaval upper vapour vast vertical Vesuvius violent vitreous volcanic action volcanic cone volcanic eruption volcanic mountain volcanic vent