 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 156edited by - 1879Full view - About this book
 | Sir Charles Lyell - Geology - 1868 - 876 pages
...different ages. The trunks of the trees gradually decay until they are converted into a blackish brcron substance resembling peat, but which still retains...and layers of this often alternate with layers of ehiy and sand, the whole being penetrated, to the depth of four "i five yards or more, by the long... | |
 | Gerald Molloy - History - 1870 - 384 pages
...diversities of appearances they present according to their different ages. The trunks of the trees gradually decay until they are converted into a blackish-brown substance resembling peat, but still retaining more or less of the fibrous structure of the wood ; and layers of this often alternate... | |
 | Gerald Molloy - Bible and geology - 1873 - 496 pages
...diversities of appearances they present according to their different ages. The trunks of the trees gradually decay until they are converted into a blackish-brown substance resembling peat, but still retaining more or less of the fibrous structure of the wood ; and layers of this often alternate... | |
 | Geologists' Association - Geology - 1879 - 488 pages
...trees become water-logged and sink, and " the trunks gradually decay, until they are converted into » blackish-brown substance resembling peat, but which...and sand." The banks have " a remarkable horizontal slatey structure " (along the Mackenzie), and display almost everywhere horizontal beds of woody coal,... | |
 | American Philosophical Society - Anthropology - 1911 - 820 pages
...374, 381. *J. Richardson, Ibid., p. 518. PROC. AMER. PHIL. SOC., L. 2O2 KK, PRINTED NOV. 16, 19! I. 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... | |
 | Daniel Frost Comstock - Electric power - 1911 - 802 pages
...2O2 KK, PRINTED NOV. l6, 19I I. resembling peat, but which still retains more or less of the f1brous structure of the wood, and layers of this 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... | |
 | John James Stevenson - Coal - 1913 - 552 pages
...Shores of the Polar Sea," London, 1823, pp. 192, 357, 364, 374, 381. "J. Richardson, Ibid., p. 518. 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... | |
 | Charles Lyell - Science - 1990 - 352 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... | |
 | 1104 pages
...374, 381. •J. Richardson, Ibid., p. 518. PROC. AMER. PHIL. SOC., L. 2O2 KK, PRINTED NOV. l6, 19! I. 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... | |
| |
