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 16
... elevation flanking the crystalline rocks , and occupy- ing part of the narrow space between them and the river Aveyron . The length of the crop is about six miles from Rodez to Laissac , but the coal reappears near Severac , a distance ...
... elevation flanking the crystalline rocks , and occupy- ing part of the narrow space between them and the river Aveyron . The length of the crop is about six miles from Rodez to Laissac , but the coal reappears near Severac , a distance ...
Página 23
... elevation which runs parallel to the course of the stream , we see from the crest of this hill another parallel to it , rising almost immediately , with the intervention only of a narrow valley , through which runs the ' Ruisseau des ...
... elevation which runs parallel to the course of the stream , we see from the crest of this hill another parallel to it , rising almost immediately , with the intervention only of a narrow valley , through which runs the ' Ruisseau des ...
Página 24
... elevation , where the rocks have been broken and split up and a kind of chasm formed , the hollow thus produced has been filled by a white vein - stone , which on further examination proves to be a mixture of quartz and barytes , highly ...
... elevation , where the rocks have been broken and split up and a kind of chasm formed , the hollow thus produced has been filled by a white vein - stone , which on further examination proves to be a mixture of quartz and barytes , highly ...
Página 27
... elevations of the first order so far as Europe is concerned , but which else- where in Europe has been left comparatively untouched , except by the infinitely slower and smaller upheavals which have just succeeded in bringing it into ...
... elevations of the first order so far as Europe is concerned , but which else- where in Europe has been left comparatively untouched , except by the infinitely slower and smaller upheavals which have just succeeded in bringing it into ...
Página 31
... elevation , and has long served as a watch- tower . From its present summit , no doubt much below the original one , the coast - line of the Mediterranean is seen near Cette , and the greater part of the Delta of the Rhone is within the ...
... elevation , and has long served as a watch- tower . From its present summit , no doubt much below the original one , the coast - line of the Mediterranean is seen near Cette , and the greater part of the Delta of the Rhone is within 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.