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Books Books 1 - 10 of 20 on The sandstone layers range in thickness from a fraction of an inch to several feet....
" The sandstone layers range in thickness from a fraction of an inch to several feet and in grain from fine to pebbly. "
Preliminary Report on the Santa Maria Oil District, Santa Barbara County ... - Page 22
by Ralph Arnold, Robert van Vleck Anderson - 1907 - 69 pages
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First Principles of Geology

David Ames Wells - 1861
...however, it forms comparatively thin beds, associated with beds of shale.'-' The beds of coal vary in thickness from a fraction of an inch to several feet ; and, in some instances, beds havo been found measuring forty and even fifty feet in thickness. Thc averago...
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Wells's First Principles of Geology: A Text-book for Schools, Academies and ...

David Ames Wells - Geology - 1864 - 333 pages
...case, hewever, it forms comparatively thin beds, associated with beds of shale.* The beds of coal vary in thickness from a fraction of an inch to several feet; and, in some instances, beds have been found measuring forty and even fifty feet in thickness. The average...
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Well's First Principles of Geology: A Textbook for Schools, Academies and ...

David Ames Wells - 1865
...case, hewever, it forms comparatively thin beds, associated with beds of shale.* The beds of coal vary in thickness from a fraction of an inch to several feet; and, in some instances, beds have been found measuring forty and even fifty feet in thickness. The average...
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Mineral Resources of the Dominion of Canada: Comprising the Provinces of ...

Canada. Department of Agriculture - Mines and mineral resources - 1882 - 72 pages
...Hind asserts, exceeding 4,000 square miles. These bands contain numerous veins or " leads," varying in thickness from a fraction of an inch to several feet, and it is only in certain localities, as discovered so far, that the auriferous deposits and decomposed...
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Bulletin, Issues 319-324

Geology - 1908
...formation. I.it/iolof/ic i-liiifiicter. — Four zones, the upper three each approximate 1\ 12,500 feet in thickness, the lowest at least 1,200 feet...sand grains are largely quartzitic and the pebbles granit ic, as they are also throughout the remainder of this and the succeeding (Sespe) formation....
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Bulletin - United States Geological Survey, Issue 321

Geological Survey (U.S.) - Geology - 1907
...Range in this district, Eldridge's name has been employed to designate the latter formation. Lithologie character. — Four zones, the upper three each approximately...scattered fish integuments, and what are supposed to be ostracods. The second zone is similar to the first except tuat in the second the sandstones are relatively...
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Fishes the Source of Petroleum

John Muirhead Macfarlane - Fishes, Fossil - 1923 - 451 pages
...region of Southern California it is largely exposed, and is thus described by Arnold (op.cit.p.22) : "Four zones, the upper three each approximately 2,500...scattered fish integuments, and what are supposed to be ostracods." "The second zone is similar to the first except that in the second the sandstones are relatively...
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Bulletin, Issue 24

Geology - 1923
...alternating layers of different quality coal, such as hard and soft or bright and dull coal. Partings range in thickness from a fraction of an inch to several feet. Where partings exceed two feet it is seldom that more than one bench of the bed is recovered and the...
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The Geology and Coal Resources of the Coal-bearing Portions of Wise and ...

James Brian Eby - Coal - 1922 - 102 pages
...alternating layers of different quality coal, such as hard and soft or bright and dull coal. Partings range in thickness from a fraction of an inch to several feet. Where partings exceed two feet it is seldom that more than one bench of the bed is recovered and the...
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U.S. Geological Survey Professional Paper, Issues 295-296; Issues 1959-1960

Geology - 1960
...bottomset beds have a distinct stratification, even where the textural variations are not large. Individual layers range in thickness from a fraction of an inch to several feet, and are thinner and more distinct above Virgin Canyon than they are in the western part of the lake. In...
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