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Page 17
... sandstones than in average Plateau sandstones . The low concentration of magnesium and calcium reflects a less than average content of carbonate in Shinarump - Moss Back sandstones . than Average Salt Wash sandstones contain ...
... sandstones than in average Plateau sandstones . The low concentration of magnesium and calcium reflects a less than average content of carbonate in Shinarump - Moss Back sandstones . than Average Salt Wash sandstones contain ...
Page 36
... Sandstones . The average sandstone is calculated ( from the average bulk chemical composition ) to contain 11.5 percent feldspar ( Clarke , 1924 , p . 33 ) . Leith and Mead ( 1915 , p . 76 ) estimate by calculation 8.4 per- cent ...
... Sandstones . The average sandstone is calculated ( from the average bulk chemical composition ) to contain 11.5 percent feldspar ( Clarke , 1924 , p . 33 ) . Leith and Mead ( 1915 , p . 76 ) estimate by calculation 8.4 per- cent ...
Page 211
... sandstones are presented. Besides being the volumetrically most important sandstones, and the prime reservoir sandstones in the Brae Formation, they are the only ones that contain carbonate cemented concretions. All the following ...
... sandstones are presented. Besides being the volumetrically most important sandstones, and the prime reservoir sandstones in the Brae Formation, they are the only ones that contain carbonate cemented concretions. All the following ...
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