Limestones of Southwestern Pennsylvania |
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... Lower Freeport limestone 30 Upper Freeport limestone 31 Limestones of the Conemaugh formation . 35 Sewickley limestone . 36 Benwood limestone 37 Beaver Valley 37 Mercer limestones 37 Vanport limestone Beaver County Lawrence County Lower ...
... Lower Freeport limestone 30 Upper Freeport limestone 31 Limestones of the Conemaugh formation . 35 Sewickley limestone . 36 Benwood limestone 37 Beaver Valley 37 Mercer limestones 37 Vanport limestone Beaver County Lawrence County Lower ...
Page 6
... Lower Barren . measures . Allegheny formation , or Lower Productive measures . Pottsville formation Mauch Chunk forma- tion . Pocono formation ( Pittsburg limestone Elk Lick limestone Ames , or Crinoidal , limestone . ( Upper Freeport ...
... Lower Barren . measures . Allegheny formation , or Lower Productive measures . Pottsville formation Mauch Chunk forma- tion . Pocono formation ( Pittsburg limestone Elk Lick limestone Ames , or Crinoidal , limestone . ( Upper Freeport ...
Page 16
... lower member is much more persistent than the Uniontown bed . It varies in character from a hard and pure to a very shaly limestone . It is much thicker than the Uniontown bed , usually averaging above 50 feet . The maximum thickness is ...
... lower member is much more persistent than the Uniontown bed . It varies in character from a hard and pure to a very shaly limestone . It is much thicker than the Uniontown bed , usually averaging above 50 feet . The maximum thickness is ...
Page 17
... Lower layer , hard , compact , unctuous , pearl gray . No. 9. - Property of Dr. Shaner , in Somerset Township , 8 miles from Wash- ington . WAYNESBURG LIMESTONE.1 The Waynesburg limestone , which is a rock of good quality , with a ...
... Lower layer , hard , compact , unctuous , pearl gray . No. 9. - Property of Dr. Shaner , in Somerset Township , 8 miles from Wash- ington . WAYNESBURG LIMESTONE.1 The Waynesburg limestone , which is a rock of good quality , with a ...
Page 19
... Lower Washing- ton limestone . 6 to 20 feet above Wash- ington coal . 8 Light blue to buff . Ib 2 to 10 feet below the Little Washington coal . Washington and Greene counties . 20 ( ? ) Dark blue ; weathers bluish white ; Everywhere ...
... Lower Washing- ton limestone . 6 to 20 feet above Wash- ington coal . 8 Light blue to buff . Ib 2 to 10 feet below the Little Washington coal . Washington and Greene counties . 20 ( ? ) Dark blue ; weathers bluish white ; Everywhere ...
Other editions - View all
Limestones of Southwestern Pennsylvania (Classic Reprint) Frederick G. Clapp No preview available - 2017 |
Limestones of Southwestern Pennsylvania (Classic Reprint) Frederick G. Clapp No preview available - 2015 |
Common terms and phrases
adjacent Alaska andesite artesian assay basalt basin bed rock Bering River Birch Creek bluish gray border Bull BULLETIN Calcium carbonate CaCO3 canyon Cascade Mountains Chicken Creek coal Cold Bay composed conglomerate conspicuous Controller Bay crater Crook County Crooked River cupellation deposits Deschutes River district east Enochkin erosion exposed extends Fairbanks field Fork formation Fortymile fossils fragments geology glaciers gold gravels Hampton Butte Harney hills Katalla Kushtaka Lake lapilli Lava Butte limestone localities lower Magnesium carbonate Malheur miles Mineral moraines Mount Newberry mouth northeast northwest occur Oregon outcrops Pauline petroleum placer plain portion Prineville probably pumice quarry quartz reconnaissance Rept rhyolitic rhyolitic tuff ridge sandstone schists Seventymile Seward Peninsula shale sheets shore side silver slopes southeast southwest southwestern springs stream summit surface Tanana tion tributaries tuff U. S. Geol U. S. GEOLOGICAL SURVEY upper valley Vanport volcanic Yukon
Popular passages
Page 88 - SCHRADER, FC , and SPENCER, AC The geology and mineral resources of a portion of the Copper River district, Alaska.
Page 64 - In a special publication entitled " Reconnaissances in the Cape Nome and Norton Bay regions, Alaska, in 1900," Washington, Government Printing Office, 1901, pp.
Page 52 - The petroleum is clearly a refining oil of the same general nature as the Pennsylvania petroleum. It resembles the latter in having a high proportion of the more volatile compounds and a paraffin base and in containing almost no sulphur.
Page 12 - Bureau," it will be seen that this portion of central Oregon, lying in the northern part of the extensive arid region which intervenes between the Rocky Mountains on the east and the Sierra Nevada and the Cascade Mountains on the west, is credited with a mean annual rainfall of between 10 and 20 inches.
Page 51 - SLIPS. [Mount each slip upon a separate card, placing the subject at the top of the second slip. The name of the series should not be repeated on the series card, but the additional numbers should be added, as received, to the first entry.] Bain, H[arry] Foster, 1872.
Page 108 - ... night we heard strange rumblings in the vast pile. We found the next day that these lava beds formed an impassable barrier extending unbroken for about 4 miles to the north, and at their end were again surprised to find, foaming out from underneath the giant bowlders, the clear, cold river that we had seen lose itself in the lake 15 miles and more to the south. The value of Davis Lake as a storage reservoir is not clearly shown by the above description, although it at least suggests the desirability...
Page 16 - ... seepages. Some of these are located on the banks of a small lake, which is reported to be at times covered with petroleum. The small creeks which enter Little Nitchawak River from the north have a number of seepages on their banks, in some of which oil issues directly from the rock, which is here a shale. A strong flow of gas bubbles to the surface of the water at a number of places along the lower course of Katalla River. In places this flow is so strong that it can be heard for a distance of...