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Books Books 1 - 10 of 17 on The trunks of the trees gradually decay until they are converted into a blackish-brown....
" The trunks of the trees gradually decay until they are converted into a blackish-brown substance resembling peat, but which still retains more or less of the fibrous structure of the wood ; and layers of this often alternate with layers of clay and sand,... "
Geological Magazine - Page 156
edited by - 1879
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Edinburgh Review, Or, Critical Journal, Volume 111

English literature - 1860
...to their different ages. The trunks gradually decay, until they are converted into a blackish brown substance resembling peat, but which still retains...more or less of the fibrous structure of the wood. Layers of this substance often alternate with layers of clay and sand, the whole being penetrated to...
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Principles of geology: being an attempt to explain the former ..., Volume 2

Sir Charles Lyell, Gérard Paul Deshayes - Geology - 1832
...different ages. The trunks of the trees gradually decay until they are converted into a blackish brown substance resembling peat, but which still retains...often alternate with layers of clay and sand, the whole being penetrated, to the depth of four or five yards or more, by the long fibrous roots of the...
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Principles of Geology: Being an Attempt to Explain the Former ..., Volume 2

Sir Charles Lyell - Geology - 1832
...ages. The trunks of the trees gradually decay until they are converted into a blackish brown subgtance resembling peat, but which still retains more or less...often alternate with layers of clay and sand, the whole being penetrated, to the depth of four or five yards or more, by the long fibrous roots of the...
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Principles of Geology: Being an Inquiry how for the Former Changes ..., Volume 3

Sir Charles Lyell - Geology - 1834
...the diversity of appearances they present, according to their different ages. The trunks of the trees gradually decay until they are converted into a blackish-brown...often alternate with layers of clay and sand, the whole being penetrated, to the depth of four or five yards or more, by the long fibrous roots of the...
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Principles of Geology: Being an Inquiry how for the Former Changes ..., Volume 3

Sir Charles Lyell - Geology - 1835
...the diversity of appearances they present, according to their different ages. The trunks of the trees gradually decay until they are converted into a blackish-brown...more or less of the fibrous structure of the wood ; tnd layers of this often alternate with layers of clay and sand, the whole being penetrated, to the...
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The World: Or, First Lessons in Astronomy and Geology: In Connetion with the ...

Hamilton Lanphere Smith - Astronomy - 1848 - 324 pages
...different ages. The trunks of the trees gradually decay until they are converted into a blackish brown substance, resembling peat, but which still retains...often alternate with layers of clay and sand, the whole being penetrated to the depth of four or five yards or more, by the long fibrous roots of the...
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The chemistry of creation

Robert Ellis (F.L.S.) - 1850
...above water, and their fibrous roots serve to bind the whole together firmly. The trunks of the trees gradually decay, until they are converted into a blackish-brown...still retains more or less of the fibrous structure of wood." If we now suppose this island sunk to the bottom of the river, covered over with many beds of...
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Advanced Text-book of Geology, Descriptive and Industrial

David Page - Geology - 1856 - 325 pages
...the diversity of appearances they present, according to their different ages. The trunks of the trees gradually decay until they are converted into a blackish-brown...resembling peat, but which still retains more or less the structure of the wood ; and layers of this often alternate with layers of clay and sand, the whole...
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Advanced Text-book of Geology, Descriptive and Industrial

David Page - Geology - 1859 - 403 pages
...blackish-brown substance resembling peat, but which still retains more or less the structure of the wood ; aud layers of this often alternate with layers of clay and sand, the whole being penetrated, to the depth of four or five yards, by the long fibrous roots of the willows....
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Principles of Geology: Or, The Modern Changes of the Earth and Its ..., Volume 2

Sir Charles Lyell - Geology - 1868 - 671 pages
...appearances they present, according to their different ages. The trunks of the trees gradually decay imtil they are converted into a blackish-brown substance...often alternate with layers of clay and sand, the whole being penetrated, to the depth of four or five yards or more, by the long fibrous roots of the...
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