The Geology and Extinct Volcanos of Central France |
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... sometimes ventured to think that during its composition he may have imbibed that philosophical * Considerations on Volcanos , & c . , ' 1825 . + Quarterly Review for May , 1827 . it ори 1 THE GEOLOGY AND EXTINCT VOLCANOS OF CENTRAL ...
... sometimes ventured to think that during its composition he may have imbibed that philosophical * Considerations on Volcanos , & c . , ' 1825 . + Quarterly Review for May , 1827 . it ори 1 THE GEOLOGY AND EXTINCT VOLCANOS OF CENTRAL ...
Page vii
... sometimes ventured to think that during its composition he may have imbibed that philosophical * Considerations on Volcanos , & c . , ' 1825 . + Quarterly Review for May , 1827 . conviction as to the true method of inquiry into the ...
... sometimes ventured to think that during its composition he may have imbibed that philosophical * Considerations on Volcanos , & c . , ' 1825 . + Quarterly Review for May , 1827 . conviction as to the true method of inquiry into the ...
Page 2
... sometimes , especially on its southern and western borders , into mica - schist , talcose - schist , or serpentine . The mica is sometimes replaced by pinite , either in amorphous nodules or crystallized in hexa- gonal prisms . It is ...
... sometimes , especially on its southern and western borders , into mica - schist , talcose - schist , or serpentine . The mica is sometimes replaced by pinite , either in amorphous nodules or crystallized in hexa- gonal prisms . It is ...
Page 3
... sometimes asso- ciated with triassic strata , but much more usually with lias , and other members of the Jurassic system . In connection with these strata , both arenaceous and calcareous , coal is found in detached patches nearly all ...
... sometimes asso- ciated with triassic strata , but much more usually with lias , and other members of the Jurassic system . In connection with these strata , both arenaceous and calcareous , coal is found in detached patches nearly all ...
Page 8
... sometimes at a considerable angle . The principal divisions of the lacustrine series may be classed as - 1st , grit and conglomerate , associated with red , blue , and white marls and sandstones ; 2ndly , green and white foliated marls ...
... sometimes at a considerable angle . The principal divisions of the lacustrine series may be classed as - 1st , grit and conglomerate , associated with red , blue , and white marls and sandstones ; 2ndly , green and white foliated marls ...
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Common terms and phrases
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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