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 4
... chiefly gritstones , more or less coarsely grained , and often stained with iron and coal . Shales occur near the coal - seams , and the presence of coal is often indicated by wet hollows . One such hollow ranges east and west ...
... chiefly gritstones , more or less coarsely grained , and often stained with iron and coal . Shales occur near the coal - seams , and the presence of coal is often indicated by wet hollows . One such hollow ranges east and west ...
Página 3
... chiefly known as being a part of the line of water communication between Brest and Nantes . I was so much surprised and delighted at the singular beauty of this river during the greater part of its course , that I am anxious to ...
... chiefly known as being a part of the line of water communication between Brest and Nantes . I was so much surprised and delighted at the singular beauty of this river during the greater part of its course , that I am anxious to ...
Página 4
... chiefly gritstones , more or less coarsely grained , and often stained with iron and coal . Shales occur near the coal - seams , and the presence of coal is often indicated by wet hollows . One such hollow ranges east and west ...
... chiefly gritstones , more or less coarsely grained , and often stained with iron and coal . Shales occur near the coal - seams , and the presence of coal is often indicated by wet hollows . One such hollow ranges east and west ...
Página 5
... chiefly confined to railway and steam - boat purposes , if found to be an available fuel . It could probably be sold at Nantes at a low price , provided a market could be found . No large amount of capital and no operations on an ...
... chiefly confined to railway and steam - boat purposes , if found to be an available fuel . It could probably be sold at Nantes at a low price , provided a market could be found . No large amount of capital and no operations on an ...
Página 12
... chiefly calcareous , project across from the east , covering the gneiss to a great thickness , and meet a corresponding spur of oolite from the west . It is thus not only isolated in the crystalline rock , as is the case with most of ...
... chiefly calcareous , project across from the east , covering the gneiss to a great thickness , and meet a corresponding spur of oolite from the west . It is thus not only isolated in the crystalline rock , as is the case with most of ...
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.