The Geology and Extinct Volcanos of Central FranceJ. Murray, 1858 - 258 páginas |
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... neighbouring districts - a country where the products of extinct volcanos are brought into contact with some of the earliest crystalline rocks , as well as with the most recent ( tertiary and freshwater ) strata . For this purpose , in ...
... neighbouring districts - a country where the products of extinct volcanos are brought into contact with some of the earliest crystalline rocks , as well as with the most recent ( tertiary and freshwater ) strata . For this purpose , in ...
Página vi
... neighbouring districts - a country where the products of extinct volcanos are brought into contact with some of the earliest crystalline rocks , as well as with the most recent ( tertiary and freshwater ) strata . For this purpose , in ...
... neighbouring districts - a country where the products of extinct volcanos are brought into contact with some of the earliest crystalline rocks , as well as with the most recent ( tertiary and freshwater ) strata . For this purpose , in ...
Página 4
... neighbouring volcanic range . The most important of these coalfields are at Autun ( Saône et Loire ) ; Decize ( Nièvre ) ; Villefranche and Bert ( Allier ) ; Bras- sac , in the basin of the Allier , near Lempde ; St. Etienne and Rive de ...
... neighbouring volcanic range . The most important of these coalfields are at Autun ( Saône et Loire ) ; Decize ( Nièvre ) ; Villefranche and Bert ( Allier ) ; Bras- sac , in the basin of the Allier , near Lempde ; St. Etienne and Rive de ...
Página 11
... neighbouring spring , they will assume pre- cisely the appearance of the remarkable rock which we find in Auvergne , composing repeated strata of considerable bulk , alter- nating through a thickness of several hundred feet with the ...
... neighbouring spring , they will assume pre- cisely the appearance of the remarkable rock which we find in Auvergne , composing repeated strata of considerable bulk , alter- nating through a thickness of several hundred feet with the ...
Página 14
... neighbouring volcanic eruptions with the calcareous beds . In occasional in- stances fragments of basaltic lava , crystals of augite , scoriæ , and volcanic ashes are scattered through some of the undis- turbed limestone - beds , and ...
... neighbouring volcanic eruptions with the calcareous beds . In occasional in- stances fragments of basaltic lava , crystals of augite , scoriæ , and volcanic ashes are scattered through some of the undis- turbed limestone - beds , and ...
Otras ediciones - Ver todas
Términos y frases comunes
Allier ancient appears Ardèche augite Auvergne basin bed of basalt breccia calcareous calcareous peperino Cantal cellular Central France chain of puys channel character Clermont clinkstone colour columnar compact conglomerate considerable contains covered crater Crown 8vo current of lava deposits distance district domite dyke east Edition elevation eruption evidently excavation Fcap feet felspar fissures flowed formed fragments freshwater formation geologists Gergovia gneiss granitic platform Graveneire Haute Loire heights hill Illustrations lacustrine lake lava lava-current Le Puy Limagne limestone marls mass matter Mezen miles Mont Dore Monts Dôme mountain neighbouring numerous observed occupied olivine Pariou peperino plain Plate plateau points Pomel Pont Portrait Post 8vo prisms probably Puy de Dôme recent remarkable ridge rise river rock sandstone scoriæ side Sioule slope strata stream of lava substance summit surface tertiary thick tion trachyte tuff valley vent Vivarais volcanic cones Vols Woodcuts
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