The importance of the points indicated in the foregoing paragraph is shown by the difference between the analyses given below. The specimens were taken and analyzed at widely separated times and by different persons, it is true, but they were unquestionably... Bulletin of the United States Geological Survey - Seite 15von Geological Survey (U.S.) - 1907Vollansicht - Über dieses Buch
| 1898 - 356 Seiten
...— as seems probable — only that re* maining above 100° C. The specimens were taken and analysed at widely separated times and by different persons,...of all the elements shown by the second analysis. Another instance of similar kind is given below. Here, July 22, 1898. ! I Elementary Chemistry. again,... | |
| Frank Wigglesworth Clarke, William Francis Hillebrand - 1897 - 342 Seiten
...110° C 3 2. 76 2.61 CO. ^ 1.82 P.,O5 1.75 S03 .06 F .44 Cl .03 Less O for F 99.58 .100. 40 .19 100. 21 The specimens were taken and analyzed at widely separated...of all the elements shown by the second analysis. Another instance of similar kind is given below. Here, again, certain differences are explainable by... | |
| Marcus Baker - 1900 - 350 Seiten
...the foregoing paragraph is shown by the difference between the analyses given on the following page. The specimens were taken and analyzed at widely separated...of all the elements shown by the second analysis. a A still more recent analysis of another of the series of rocks of which this is an example has show»,... | |
| Henry Gannett - 1906 - 644 Seiten
...point ol on experienced petrographer.ee* ll'ii.iliiiigton, II. S., Manual of the Chemica\ \r\a\va\B oV The importance of the points indicated in the foregoing...second analysis. Analyses of specimens taken from the saint rock mass at different dales. 13 A still more recent analysis of another oi the series of rocks... | |
| William Francis Hillebrand - 1907 - 212 Seiten
...in favor of greater completeness in rock and mineral analysis made for purely scientific purposes. a a For a further presentation of this subject from...taken from the same rock mass at different dates. o A still more recent analysis of another of the series of rocks of which this is an example has shown... | |
| Samuel Stinson Gannett, David Henry Baldwin - 1910 - 490 Seiten
...favor of greater completeness in rock and mineral analysis made for purely scientific purposes." • For a further presentation of this subject from the...analysis. Analyses of specimens taken from the same rod: mass at different dates. « A still more recent analysis of another oi the series of rocks of... | |
| William Francis Hillebrand - 1910 - 252 Seiten
...mineral analysis made for purely scientific purposes.0 a For a further presentation of this sub;ect from the view point of an experienced petrographer,...second analysis. Analyses of specimens taken from the stme rod: mass at different dales. o A still more recent analysis of another of the series of rocks... | |
| John Milton Nickles - 1919 - 586 Seiten
...experienced petrosrrapher, sec WasUiugtoii, US, Munuul of the chemical analysis of rocks, 1910, pp. 7-17 specimens were taken and analyzed at widely separated...taken from the same rock mass at different dates. o A still more recent analysis of another of the series of rocks of which this is an example has shown... | |
| 1919 - 304 Seiten
...in favor of greater completeness in rock and mineral analysis made for purely scientific purposes. 1 The importance of the points indicated in the foregoing...taken from the same rock mass at different dates. 6 From the fact that repeated determinations of the iron oxides in this and related rocks from the... | |
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