 The arch in the rocks must be one of considerable magnitude. (b) A coarse or porous sandstone of considerable thickness or, if a fine-grained rock, one that would have extensive fissures, and thus in either case rendered capable of acting as a reservoir...  Bulletin of the Geological Society of America - Seite 206von Geological Society of America - 1892Vollansicht - Über dieses Buch
 | John Michels (Journalist) - 1885 - 588 Seiten
...magnitude ; (6) A coarse or porous sandstone of considerable thickness, or, if a fine-grained rock, one that would have extensive fissures, and thus in...underlie the surface at a depth of several hundred feet (five hundred to twentyfive hundred feet) ; (c) Probably very few or none of the grand arches along... | |
 | John Michels (Journalist) - 1885 - 584 Seiten
...a fine-grained rock, one that would have extensive fissures, and thus in either case ren- • dered capable of acting as a reservoir for the gas, must...underlie the surface at a depth of several hundred feet (five hundred to twentyfive hundred feet) ; (c) Probably very few or none of the grand arches along... | |
 | Geological Survey of Ohio - 1888 - 892 Seiten
...magnitude. (6) A coarse or porous sandstone of considerable thickness, or, if a fine-grained rock, one that would have extensive fissures and thus, in...surface at a depth of several hundred feet (500 to 2,500 feet). Probably very few or none of the grand arches along mountain ranges will be found holding gas... | |
 | Geological Society of America - 1892 - 604 Seiten
...thickness, or, if a fine-grained rock, one that would have extensive fissures, and thus in either,case rendered capable of acting as a reservoir for the gas, must underlie th« surface at a depth of several hundred feet (500 to 2,500). (c) " Probably very few or none of... | |
 | Geological Society of America - 1892 - 694 Seiten
...magnitude. I'd "A coarse or porous sandstone of considerable thickness, or, if a fine-grained rock, one that would have extensive fissures, and thus in...at a depth of several hundred feet (500 to 2,500). (e) "Probably very few or none of the grand arches along mountain ranges will l>e found holding gas... | |
 | Ontario. Department of Mines, Ontario. Bureau of Mines - 1892 - 302 Seiten
...magnitude. (6) A coarse or porous sandstone of considerable thickness, or, if a fine-grained rock, one that would have extensive fissures, and thus in...underlie the surface at a depth of several hundred feet (five hundred to two thousand five hundred feet), (c) Probably very few or none of the grand arches... | |
 | Ontario. Legislative Assembly - 1892 - 552 Seiten
...magnitude, (ft) A coarse or porous sandstone of considerable thickness, or. if a fine-grained rock, one that would have extensive fissures, and thus in...underlie the surface at a depth of several hundred feet (five hundred to two thousand five hundred feeti, (i•i Probably very few or none of the grand arches... | |
 | Sir Boverton Redwood - 1896 - 478 Seiten
...thickness, or, if a fine-grained rock, one that would have extensive fissures, and thus in either case be rendered capable of acting as a reservoir for the...surface at a depth of several hundred feet (500 to 2,500 feet), (c) Probably very few, or none, of the grand arches along mountain ranges will be found holding... | |
 | West Virginia Geological and Economic Survey - 1899 - 424 Seiten
...magnitude. (b) " A coarse or porous sandstone of considerable thickness, or, if a fine grained rock, one that would have extensive fissures, and thus in...at a depth of several hundred feet (500 to 2,500. ) Ic) " Probably very few or none of the grand arches along the mountain ranges will be found holding... | |
 | 1904 - 654 Seiten
...magnitude. (b) "A coarse or porous sandstone 'of considerable thickness or, if a fine grained rock, one that would have extensive fissures, and thus in...surface at a depth of several hundred feet (500 to 2.500.) (c) "Probably very few or none of the grand arches along the mountain ranges will be found... | |
| |
