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 3
... distance of about sixty - five miles . This belt contains two groups of coal - beds , both which are nearly vertical , but they have a uniform south dip as far as is known in the con- cession I visited , where the total number of beds B ...
... distance of about sixty - five miles . This belt contains two groups of coal - beds , both which are nearly vertical , but they have a uniform south dip as far as is known in the con- cession I visited , where the total number of beds B ...
Página 6
... distance one sees curious banded portions , and on approaching nearer a large number of white crystalline streaks , which the practised eye of the geologist at once recognises as connected with fossils , the remains of the inhabitants ...
... distance one sees curious banded portions , and on approaching nearer a large number of white crystalline streaks , which the practised eye of the geologist at once recognises as connected with fossils , the remains of the inhabitants ...
Página 8
... distance , and small villages or large houses dotted about on the banks . After about a third of the way had been accomplished the river banks closed in , rocks began to show themselves on each side , the shores assumed a different and ...
... distance , and small villages or large houses dotted about on the banks . After about a third of the way had been accomplished the river banks closed in , rocks began to show themselves on each side , the shores assumed a different and ...
Página 9
... distance and opens into the Loire . One is not a little astonished to find that this poor stream , which looks marvellously like a ditch , and is at best but a narrow canal , is all that remains of the Erdre whose beauty we have been ...
... distance and opens into the Loire . One is not a little astonished to find that this poor stream , which looks marvellously like a ditch , and is at best but a narrow canal , is all that remains of the Erdre whose beauty we have been ...
Página 10
... distance , some of the most remarkable deposits of coal , ironstone and limestone , and some of the most interesting groups of metalliferous veins that exist in any part of Europe . Such , however , is undoubtedly the case . Aveyron ...
... distance , some of the most remarkable deposits of coal , ironstone and limestone , and some of the most interesting groups of metalliferous veins that exist in any part of Europe . Such , however , is undoubtedly the case . Aveyron ...
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.