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 18
... become very valu- able , as iron ores are abundant at no great distance . The chief sources of iron ore to supply the Aubin and Decaze- ville furnaces , and others in these coal districts , consist of thick and widely extended deposits ...
... become very valu- able , as iron ores are abundant at no great distance . The chief sources of iron ore to supply the Aubin and Decaze- ville furnaces , and others in these coal districts , consist of thick and widely extended deposits ...
Página 25
... become more regular and the New Red sandstone deposits appear at the surface . In a position rather closely corresponding with the continuation of the direc- tion of this lode , but without any visible connection , old works have been ...
... become more regular and the New Red sandstone deposits appear at the surface . In a position rather closely corresponding with the continuation of the direc- tion of this lode , but without any visible connection , old works have been ...
Página 33
... become mingled with many other less valuable and less hopeful ingredients , but the tendency to cruel and bloody amusements is apparently still in existence , and may at any time reappear when the passions are excited and circumstances ...
... become mingled with many other less valuable and less hopeful ingredients , but the tendency to cruel and bloody amusements is apparently still in existence , and may at any time reappear when the passions are excited and circumstances ...
Página 38
... become . The railroad from Bordeaux to Cette when completed will cer- tainly develope a great traffic , and in all probability the good effect will not end with the railway , but extend to the canal and even to the roads . Narbonne ...
... become . The railroad from Bordeaux to Cette when completed will cer- tainly develope a great traffic , and in all probability the good effect will not end with the railway , but extend to the canal and even to the roads . Narbonne ...
Página 48
... become more distinguished ; and now numbers among its foreign members some of the most eminent continental and English geo- logists , and has published a large number of valuable memoirs . This society , besides its regular meetings ...
... become more distinguished ; and now numbers among its foreign members some of the most eminent continental and English geo- logists , and has published a large number of valuable memoirs . This society , besides its regular meetings ...
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.