 The feldspar, which is as it were the cement of the stone, forms a fine clay: the mica partially decomposed mixes with it as sand; and the undecomposed quartz appears as gravel, or sand of different degrees of fineness. As soon as the smallest layer of...  Practical and Scientific Fruit Culture - Page 55by Charles R. Baker - 1866 - 523 pagesFull view - About this book
 | Sir Humphry Davy, George Sinclair, John Russell Duke of Bedford - 1815 - 452 pages
...decomposes, and likewise the mica; but the first the most rapidly. The feldspar, which is as it were the cement of the stone, forms a fine clay: the mica...floating in the atmosphere, and which have made it their resting place, begin to vegetate; their death, decomposition, and decay afford a certain quantity of... | |
 | 1816 - 442 pages
...decomposes, and likewise the mica ; but the first the most rapidly. The feldspar, which is as it were the cement of the stone, forms a fine clay : the mica...floating in the atmosphere, and which have made it their resting place, begin to vegetate ; their death, decomposition, and decay, afford a certaintjuantity... | |
 | John Claudius Loudon - 1822 - 1494 pages
...formed on the surface of a rock, the seeds of lichens, mosses, and other imperfect vegetables which arc constantly floating in the atmosphere, and which have...decomposition, and decay afford a certain quantity of organ izablc matter, which mixes with the earthy materials of the rock ; in this improved soil aoore... | |
 | John Claudius Loudon - 1825 - 1250 pages
...fineness. As soon us the smallest layer of earth is formed on the surface of a rock, the seeds of lichen«, mosses, and other imperfect vegetables which are constantly...decomposition, and decay afford a certain quantity of organisante matter, which mixes with the earthy materials of the rock ; in this improved soil more... | |
 | John Claudius Loudon - 1826 - 1252 pages
...were the cement of the stone, forms a fine clay : the mica, partially decomposed, mixes with it ал. sand ; and the undecomposed quartz appears as gravel,...decomposition, and decay afford a certain quantity of organieablc matter, which mixes with the earthy materials of toe rock ; in this improved soil more... | |
 | 1826 - 488 pages
...fineness. " As soon as the smallest layer of earth is formed on the surface of a rock, the seeds of the lichens, mosses, and other imperfect vegetables, which...floating in the atmosphere, and which, have made it their resting place, begin to vegetate ; their death, decomposition, and decay, afford a certain quantity... | |
 | George Miller - 1826 - 864 pages
...fatness. " As soon as the smallest layer of earth is formed on the surface of i rock, the seeds of the lichens, mosses, and other imperfect vegetables which...constantly floating in the atmosphere, and which, have roaiio it their resting place, begin to vegetate ; their death, decomposition, and decay, afford a... | |
 | Library, John Baxter - 1830 - 594 pages
...often happens that soils are found in an unaltered state upon the rocks from which they were derived. As soon as the smallest layer of earth is formed on...floating in the atmosphere, and which have made it their resting place, begin to vegetate : their death, decomposition, and decay, afford a certain quantity... | |
 | John Claudius Loudon - 1831 - 1330 pages
...a rock, the seeds of lichen«, mue«, and other, imperfect vegetables which are constantly Moating in the atmosphere, and which have made it their resting-place,...decomposition, and decay, afford a certain quantity oí" organisa ble matter, which mixes with the earthy materials of the rock ; In thin improved soil... | |
 | Daniel Jay Browne - 1832 - 426 pages
...earth is formed on the surface of a rock, the seeds of lichens, mosses and other vegetables of the kind which are constantly floating in the atmosphere, and which have made it their resting place begin to vegetate ; their death, decomposition and decay afford a certain quantity of... | |
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