 ... trace of the imbedded fossils. But as mountain-masses many miles in length and breadth, and several thousands of feet in height, have undergone such alteration, it has always been difficult to explain in what manner an amount of heat capable of so...  The Mining and Smelting Magazine - Page 2101864Full view - About this book
 | 1864 - 348 pages
...which the study of hot springs has thrown light — I allude to metamorphism of sedimentary rocks. Various experiments have led to the conclusion that...composition of the metamorphic rocks have not been formed by crystallising from a state of fusion, or in the dry way, but that they have been derived from liquid... | |
 | 1864 - 504 pages
...than the phenomena of metalliferous veins, on which the study of hot-springs has thrown light — I allude to the metamorphism of sedimentary rocks. Strata...composition of the metamorphic rocks have not been formed by crystalli/.ing from a state of fusion, or in the dry way, but that they have been derived from liquid... | |
 | 1864 - 526 pages
...particles, which, when the metamorphism has been carried out to its fullest extent, obliterates ail trace of the imbedded fossils. But as mountain-masses...of the metamorphic rocks have not been. formed by crystalli ing from a state of fusion, or in the dry way, but that they have been derived from liquid... | |
 | 1864 - 126 pages
...capahle of so entirely changing the molecular condition of sedimentary masses could have come into piny without utterly annihilating every sign of stratification,...the composition of the metamorphic rocks have not heen formed hy crystallizing from a state of fusion, or in the dry way, hut that they have heen derived... | |
 | 1865 - 846 pages
...nature than the phenomena of metalliferous veins, on which the study of hot springs has thrown light: I allude to the metamorphism of sedimentary rocks. Strata...rocks have not been formed by crystallizing from a etate of fusion, or in the dry way, but that they have been derived from liquid solutions, or in the... | |
 | 1865 - 388 pages
...fossils. But as mountain-masses many miles in length and breadth, and several thousands of feet in hight, have undergone such alteration, it has always been...composition of the metamorphic rocks have not been formed by crystallizmg from a state of fusion, or in the dry way, but that they have been derived from liquid... | |
 | Evan Hopkins - 1865 - 358 pages
...consolidation has taken place at temperatures far below those formerly supposed to be indispensable Various experiments have led to the conclusion that...been formed by crystallizing from a state of fusion, but that they have been derived from liquid solutions, or in the wet way" .... Adding that " the exact... | |
 | 1866 - 368 pages
...fossils. But as mountain-masses many miles in length and breadth, and several thousands of feet in hight, have undergone such alteration, it has always been...composition of the metamorphic rocks have not been formed by crystallizmg from a state of fusion, or in the dry way, but that they have been derived from liquid... | |
 | 1867 - 524 pages
...consolidation has taken place at temperatures far below those formerly supposed to be indispensable." " Various experiments have led to the conclusion that...or in the dry way, but that they have been derived * Figuier, La Terre avant le Deluge, Paris, 1863 (p. 27). Since this was written, I have observed that... | |
 | 1865 - 846 pages
...nature than the phenomena of metalliferous veins, on which the study of hot springs has thrown light: I allude to the metamorphism of sedimentary rocks. Strata...have not been formed by crystallizing from a state effusion, or in the dry way, but that they have been derived from liquid solutions, or in the wet way... | |
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