 OF SOLUBLE SILICA. Very often in treatment by acids silica is separated in gelatinous or granular form mixed with the unattacked minerals, and it becomes necessary to remove or estimate this silica, or else to discriminate between soluble and insoluble...  Bulletin - Page 1591907Full view - About this book
 | Chemistry - 1901 - 392 pages
...application than the particular case for which it was first used. It is well worth further study. Estimation of Soluble Silica, Very often in treatment by acids...been employed for this purpose, though the caustic alkalis have found advocates. Lunge and Millberg (Ztit. fur Angenandtt Cliem., 1897, pp. 393, 425),... | |
 | Chemistry - 1898 - 356 pages
...application than the particular case for which it was first used. It is well worth further study. Estimation of Soluble Silica. — Very often in treatment by...sodium carbonate has been employed for this purpose. Its action is frequently slow and incomplete, and the extraction must often be repeated many times... | |
 | Geology - 1896 - 1020 pages
...application than the particular case for which it was first used. It is well worth further study. Estimation of soluble silica. — Very often in treatment by...sodium carbonate has been employed for this purpose. Its action is frequently slow and incomplete and the extraction must often be repeated many times as... | |
 | Geological Survey (U.S.) - Geology - 1896 - 1090 pages
...application thau the particular case for which it was first used. It is well worth further study. Estimation of soluble silica. — Very often in treatment by...separated in gelatinous or granular form mixed with the uuattacked minerals, and it becomes necessary to remove or estimate this silica, or else to discriminate... | |
 | Frank Wigglesworth Clarke, William Francis Hillebrand - Rocks - 1897 - 342 pages
...application than the particular case for which it was first used. It is well worth further study. Estimation of soluble silica. — Very often in treatment by...sodium carbonate has been employed for this purpose. Its action is frequently slow and incomplete and the extraction must often be repeated many times as... | |
 | Marcus Baker - Northwest boundary of the United States - 1900 - 350 pages
...application than the particular case for which it was first used. It is well worth further study. ESTIMATION OF SOLUBLE SILICA. Very often in treatment by acids...though the caustic alkalies have found advocates. Lunge & Millberg1 have lately conclusively shown that quartz is not nearly so insoluble in solutions... | |
 | Henry Gannett - Geography - 1906 - 644 pages
...part, and then the quantitative relation of silica to iron plus magnesium should be ascertained. It must also be borne in mind that any other very soluble...caustic alkalies have found advocates. G. Lunge and 0. Millberg" have conclusively shown that quartz is not nearly so insoluble in solutions of the caustic... | |
 | William Francis Hillebrand - Rocks - 1907 - 212 pages
...part, and then the quantitative relation of silica to iron plus magnesium should be ascertained. It must also be borne in mind that any other very soluble...caustic alkalies have found advocates. G. Lunge and C. Millberg0 have conclusively shown that quartz is not nearly so insoluble in solutions of the caustic... | |
 | Geological Survey (U.S.) - Geology - 1907 - 220 pages
...part, and then the quantitative relation of silica to iron plus magnesium should be ascertained. It must also be borne in mind that any other very soluble...caustic alkalies have found advocates. G. Lunge and C. Millberg0 have conclusively shown that quartz is not nearly so insoluble in solutions of the caustic... | |
 | William Francis Hillebrand - Carbonate rocks - 1910 - 252 pages
...part, and then the quantitative relation of silica to iron plus magnesium should be ascertained. It must also be borne in mind that any other very soluble...necessary to remove or estimate this silica, or else to discrimi-' a Gazz. chim. itaL, voL 5, 1876, p. 301. 6Am. Jour. Sci., 4th ser., vol. 2, 1890, p. 142.... | |
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