This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1899 edition. Excerpt: ...the action of the atmospheric elements upon those great divisions of the mass has made of them pyramidal leaves with which the great mountain is surrounded. Here the natural divisions of this solid mass have determined, as has been already observed (Part 2nd, Chapter ix pp. 304 et sec.), the present ...
Read More
This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1899 edition. Excerpt: ...the action of the atmospheric elements upon those great divisions of the mass has made of them pyramidal leaves with which the great mountain is surrounded. Here the natural divisions of this solid mass have determined, as has been already observed (Part 2nd, Chapter ix pp. 304 et sec.), the present form or the directions of the greatest and least decay of the rock. MS. note in Hutton's own handwriting. "des tranches semblent se retourner gradu"ellement pour s'approcher de la direction "de la vallee, a laquelle elles deviennent "enfin paralleles. "Toutes ces couches, si du moins ce sont "des couches, car je ne l'affirmerois pas de "celles-ci comme de celles dont j'ai distincte"ment reconnu la nature, tous ces feuillets, "dis-je, surplombent du cote de la vallee. " 869. Au reste, quand je dis que de "grandes tranches de rochers, semblables "a celles-la, surplombent, il ne faut pas "s'imaginer qu'elles n'aient aucun appui, "elles reposent sur d'autres, et quoique "celles-ci surplombent aussi, comme elles "diminuent graduellement en hauteur, la "montagne, dans sa totalite, est soutenue "et ne surplombe point; tout est appuye "comme dans une voute. " 870. Il seroit bien difficile de rendre "raison des anomalies que l'on observe dans "la situation des couches. Meme dans les "montagnes secondaires, dans le Jura par "example, on voit des couches tres-voisines "les unes des autres dans des situations "tout-a-fait differentes. Or, les montagnes "primitives qui sont beaucoup plus anciennes, "qui ont par consequent ete plus longtemps "exposees aux agens et aux revolutions de "tout genre, doivent necessairement pre"senter des...
Read Less
