 ... of a tropical climate. The lagoon, which encompasses it like an enormous moat, is 30 fathoms deep, and is hemmed in from the ocean by a coral band of the usual kind, at a distance varying from half a mile to three miles. Barrier-reefs are of precisely...  On Molecular and Microscopic Science - Pàgina 139per Mary Somerville - 1869Visualització completa - Sobre aquest llibre
 | Mary Somerville - 1849 - 450 pàgines
...mile to three miles. Barrier-reefs are of precisely the same structure as the two preceding classes, from which they only differ in their position with regard to the land. A barrier reef off the north-east coast of the continent of Australia is the grandest coral formation... | |
 | Mary Somerville - 1869 - 618 pàgines
...mile to three miles. Barrier-reefs are of precisely the same structure as the two preceding classes, from which they only differ in their position with regard to the land. A barrier-reef off the north-east coast of the continent of Australia is the grandest coral formation... | |
 | 1869 - 622 pàgines
...vermilion in daylight, now waves with green phosphorescent light. This gorgeous character of the sea-bed is not peculiar to the lagoons of the atolls ; it...they only differ in their position with regard to land. They form extensive lines along the coasts, from which they are separated by a channel of the... | |
 | Lewis Feuchtwanger - 1870 - 362 pàgines
...vermillion in day.light, now waves with green phosphorescent light. This gorgeous character of the sea.bed is not peculiar to the lagoons of the atolls — it...water throughout the whole coral.bearing regions. We have other materials of organic origin which have been formed into rocks, and which are generally... | |
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