Chemical News and Journal of Physical Science, Tom 117Chemical news office., 1918 |
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Strona 10
... mineral resources available as sources of potash may be divided into two classes- ( 1 ) Soluble salts , ( 2 ) Insoluble ... minerals , the two chief groups being- ( 1 ) potash felspar ; ( 2 ) silicates of lime and soda . Felspars are of ...
... mineral resources available as sources of potash may be divided into two classes- ( 1 ) Soluble salts , ( 2 ) Insoluble ... minerals , the two chief groups being- ( 1 ) potash felspar ; ( 2 ) silicates of lime and soda . Felspars are of ...
Strona 12
... mineral is fused in a muffle at a bright red heat in a porcelain crucible with anhydrous sodium sulphite ; the fused mass is dissolved in boiling water , and the solution made up to 700-800 cc . , and slightly acidified . Brown stannous ...
... mineral is fused in a muffle at a bright red heat in a porcelain crucible with anhydrous sodium sulphite ; the fused mass is dissolved in boiling water , and the solution made up to 700-800 cc . , and slightly acidified . Brown stannous ...
Strona 13
... minerals at temperatures up to as the Technologic Branch of the Geological Survey . 1600 with an accuracy of from 0-2 to 0.5 per cent , sup- During the years immediately following Barus ' ground - planting the earlier work of Barus ( 21 ) ...
... minerals at temperatures up to as the Technologic Branch of the Geological Survey . 1600 with an accuracy of from 0-2 to 0.5 per cent , sup- During the years immediately following Barus ' ground - planting the earlier work of Barus ( 21 ) ...
Strona 16
... Mineral and Rock Densities at High Temperatures , " Am . Fourn . Sci . , 1914 , xxxvii . , I. 21. C. Barus , U.S. Geol . Survey , 1893 , Bull . 103 , p . 25 . 22. C. Doelter and Sirk , Sitzb . Wien . Akad . , 1911 , cxx . , [ 1 ] .659 ...
... Mineral and Rock Densities at High Temperatures , " Am . Fourn . Sci . , 1914 , xxxvii . , I. 21. C. Barus , U.S. Geol . Survey , 1893 , Bull . 103 , p . 25 . 22. C. Doelter and Sirk , Sitzb . Wien . Akad . , 1911 , cxx . , [ 1 ] .659 ...
Strona 23
... mineral oil at Ramsey , Hunts , on Christmas Day.- I am , & c . , P. H. NOTICES FROM FOREIGN SOURCES . NOTE . All degrees of temperature are Centigrade unless otherwise expressed . Comptes Rendus Hebdomadaires des Séances de l'Académie ...
... mineral oil at Ramsey , Hunts , on Christmas Day.- I am , & c . , P. H. NOTICES FROM FOREIGN SOURCES . NOTE . All degrees of temperature are Centigrade unless otherwise expressed . Comptes Rendus Hebdomadaires des Séances de l'Académie ...
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