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" Albania ; but no where so largely as in the island of Trinidad, where it. forms a lake three miles in circumference, and of a thickness unknown A gentle heat renders it ductile, and, when mixed with grease or common pitch, it is used for paying the bottoms... "
An Elementary Introduction to the Knowledge of Mineralogy: Including Some ... - Página 208
por William Phillips - 1818 - 246 páginas
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An Elementary Introduction to the Knowledge of Mineralogy: Comprising Some ...

William Phillips - 1823 - 406 páginas
...Indies. In the latter it occurs in a vast lake, three miles in circumference, called the' Pitch lake ; the thickness of which is unknown. A gentle heat renders...protect them from that pest of the West Indian seas, the teredo or borer. Porcelain jasper occurs near the Lake. In a vein in Car ha rack mine in Cornwall,...
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Encyclopaedia Americana: A Popular Dictionary of Arts, Sciences ..., Volumen2

Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1830
...as in the island of Trinidad, where it forms a lake three miles in circumference, and of a thickness unknown. A gentle heat renders it ductile, and, when...bottoms of ships, and is supposed to protect them from the toredo of the West Indian seas. The ancients employed bitumen in the construction of their buildings....
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The History and Escription of Fossil Fuel, the Collieries, and Coal Trade of ...

John Holland - 1835 - 485 páginas
...Indies.* In the latter, it occurs in a vast lake, three miles in circumference, called the Pitch Lake; the thickness of which is unknown. A gentle heat renders...grease or common pitch, it is used for paying the bottom of ships. Bitumen enters into the composition of the black indurated shales which accompany...
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The History and Description of Fossil Fuel, the Collieries, and Coal Trade ...

John Holland - 1835 - 485 páginas
...Indies.* In the latter, it occurs in a vast lake, three miles in circumference, called the Pitch Lake ; the thickness of which is unknown. A gentle heat renders...grease or common pitch, it is used for paying the bottom of ships. Bitumen enters into the composition of the black indurated shales which accompany...
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Encyclopædia Americana: A Popular Dictionary of Arts, Sciences ..., Volumen2

Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1835
...circumference, and of a thickness unknown. A gentle heat renders it ductile, and, when mixed with groase or common pitch, it is used for paying the bottoms of ships, and is supposed to protect them from the teredo of the West Indian seas. The ancients employed bitumen in the construction of their buildings....
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Treatise on Mineralogy: Second Part, Consisting of Descriptions of the ...

Charles Upham Shepard - 1835
...illuminating, for fuel in fire- works, in the manufacture of varnish and of black sealing-wax. Mingled with grease or common pitch, it is used for paying the bottoms of ships. The ancients employed Bitumen in the construction of their buildings ; the bricks of which the walls...
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Encyclopædia Americana: A Popular Dictionary of Arts, Sciences ..., Volumen2

Francis Lieber, Edward Wigglesworth - 1838
...as in the island of Trinidad, where it forms a lake three miles in circumference, and of a thickness unknown. A gentle heat renders it ductile, and, when...bottoms of ships, and is supposed to protect them from the teredo of the West Indian seas. The ancients employed bitumen in the construe^ tion of their buildings....
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The British Cyclopaedia of the Arts, Sciences, History, Geography ...

Charles Frederick Partington - 1838
...as in the island of Trinidad, where it forms a lake three miles in circumference, and of a thickness unknown. A gentle heat renders it ductile, and when...mixed with grease or common pitch, it is used for painting the bottoms of ships, and is supposed to protect them from the teredo of the West Indian seas....
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An Elementary Treatise on Mineralogy: Comprising an Introduction to the Science

William Phillips - 1844 - 662 páginas
...Trinidad; in the latter it forms with sand a lake three miles in circumference, called the Pitch Lake, the thickness of which is unknown. A gentle heat renders...common pitch it is used for paying the bottoms of common ships. The ancients employed bitumen in the construction of their buildings, and the Egyptians...
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Encyclopædia Americana: A Popular Dictionary of Arts, Sciences ..., Volumen2

1850
...in the island of Trinidad, where it. forms a lake three miles in circumference, and of a thickness unknown A gentle heat renders it ductile, and, when...bottoms of ships, and is supposed to protect them from the teredo of the West Indian seas. The ancients employed bitumen in the construction of their buildings....
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