Scenery, Science and Art: Being Extracts from the Note-book of a Geologist and Mining EngineerJ. Van Voorst, 1854 - 323 páginas |
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Página vi
... valleys ....... 19. Illustration of the temporary dying out of a coal seam in the Kanawha coal - field 20. General section across the Appalachian chain , from the valley of the Ohio to the Atlantic ....... 264 274 282 21. Section across ...
... valleys ....... 19. Illustration of the temporary dying out of a coal seam in the Kanawha coal - field 20. General section across the Appalachian chain , from the valley of the Ohio to the Atlantic ....... 264 274 282 21. Section across ...
Página vii
... Valleys 47 ........ 58 II . Meeting of the French Geological Society at Porrentruy in 1838 GERMANY . Pyrmont , and the German Naturalists ' Meeting .. 73 SPAIN . I. The Pyrenees and the Valley of the Ebro ... 83 II . Tarragona and ...
... Valleys 47 ........ 58 II . Meeting of the French Geological Society at Porrentruy in 1838 GERMANY . Pyrmont , and the German Naturalists ' Meeting .. 73 SPAIN . I. The Pyrenees and the Valley of the Ebro ... 83 II . Tarragona and ...
Página 7
... everybody near , the cap- tain was polite enough to put back and enable me and my two companions to come on board . We found plenty of room , and indeed the vessel claimed to be possessed of a license VALLEY OF THE ERDRE . 7.
... everybody near , the cap- tain was polite enough to put back and enable me and my two companions to come on board . We found plenty of room , and indeed the vessel claimed to be possessed of a license VALLEY OF THE ERDRE . 7.
Página 12
... distance , is a ridge of granite , at whose contact with the stratified rocks are numerous metalliferous veins of great promise ; and as this is crossed by the valley of the Aveyron , a river of some importance , the 12 FRANCE .
... distance , is a ridge of granite , at whose contact with the stratified rocks are numerous metalliferous veins of great promise ; and as this is crossed by the valley of the Aveyron , a river of some importance , the 12 FRANCE .
Página 13
... valley and adjacent country , and more must shortly rise . The coal - seams now worked near Aubin crop out on the sides of the hill facing the south . On the opposite side of the valley is a good section of the lower beds underlying the ...
... valley and adjacent country , and more must shortly rise . The coal - seams now worked near Aubin crop out on the sides of the hill facing the south . On the opposite side of the valley is a good section of the lower beds underlying the ...
Outras edições - Ver tudo
Scenery, Science and Art: Being Extracts from the Note-book of a Geologist ... David Thomas Ansted Visualização integral - 1854 |
Scenery, Science and Art: Being Extracts from the Note-book of a Geologist ... David Thomas Ansted Visualização integral - 1854 |
Scenery, Science and Art: Being Extracts from the Note-book of a Geologist ... David Thomas Ansted Visualização integral - 1854 |
Palavras e frases frequentes
abundant Algiers Alpujarras Amposta appears Aubin Aveyron bands basalt beauty beds Berja Cagliari chain character Cheliff Cherchel chiefly Chiffa coal coal-field coast coloured commenced considerable consists constructed copper crossing cultivated Délémont deposits distance district east Ebro elevation entering exist extending extremely feet France French gorge gossan granite ground hills houses inhabitants interesting interior island Kanawha kind labour land less limestone lode lofty Madrid Mediterranean miles mineral mines Moorish mountains Mouzäia natural nearly numerous obtained occasionally occupied Ohio oolite passing peculiar picturesque Pittsburg plains Porrentruy present principal Pyrenees pyrites quantity quartz range reached remarkable rich ridge rising river road rocks Rodez Roman Sahel sandstone Sardinia scenery schists seams seen shales side Sierra Nevada soon Spain Spanish stream surface Tarragona Tenez tertiary thickness tion town tract traveller valley various vegetation veins village walls whole
Passagens conhecidas
Página 292 - The ore in both cases is an auriferous pyrites, occurring in a whitish or white schist. The vein is worked at a depth of 90 feet or thereabouts, but has been proved to 160, and remains uniform. It yields about 6 dwts.