The American Journal of Science and Arts, Volumes 93-94S. Converse, 1867 - Science |
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Results 1-5 of 100
Page 7
... portion of the spectrum beyond the line G not examined by Kirchhoff , and for which Ditscheiner's measurements are not available . + In any event the tables and formula above given will enable an observer to determine the wave length of ...
... portion of the spectrum beyond the line G not examined by Kirchhoff , and for which Ditscheiner's measurements are not available . + In any event the tables and formula above given will enable an observer to determine the wave length of ...
Page 16
... portions of Dakota Territory on the north side of the Missouri river not hitherto examined by me . I there made my ... portion of Dakota is occupied exclusively , or nearly so , by the middle member of the Cretaceous series . The soft ...
... portions of Dakota Territory on the north side of the Missouri river not hitherto examined by me . I there made my ... portion of Dakota is occupied exclusively , or nearly so , by the middle member of the Cretaceous series . The soft ...
Page 20
... portion of the pipestone to Prof. C. T. Jackson , of Boston , for analysis . Prof. J. gave it the name of Catlinite , with the fol lowing composition : Water , Silica , Alumina , Magnesia , Peroxyd of iron , Oxyd of manganese ...
... portion of the pipestone to Prof. C. T. Jackson , of Boston , for analysis . Prof. J. gave it the name of Catlinite , with the fol lowing composition : Water , Silica , Alumina , Magnesia , Peroxyd of iron , Oxyd of manganese ...
Page 33
... portion of the Orbitoides limestone at Bettis ' Hill ; the same is mentioned by Tuomey , moreover , as occupying a corresponding position in the St. Stephens profile , associated with Orbitoids , and even his description of the litho ...
... portion of the Orbitoides limestone at Bettis ' Hill ; the same is mentioned by Tuomey , moreover , as occupying a corresponding position in the St. Stephens profile , associated with Orbitoids , and even his description of the litho ...
Page 34
... portion of Newton and Lauderdale counties . I have ascertained that the facies of the white siliceous claystone , so remarkable for its lightness ( Miss . Rep . , p . 124 ) , is much more extensively developed than I had anticipated ...
... portion of Newton and Lauderdale counties . I have ascertained that the facies of the white siliceous claystone , so remarkable for its lightness ( Miss . Rep . , p . 124 ) , is much more extensively developed than I had anticipated ...
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Common terms and phrases
alcohol ammonia analysis angles appear atoms axis beds boiling point carbon Carboniferous cavern cent characters chemical chlorid Coal-measures color comet compound containing copper Cretaceous crystals decomposed density deposits described determined diameter distillation earth Eocene ether ethyl examined fact feet formation formula fossils fractionated distillations Geinitz genera genus Geological give heat hydrochloric acid inches infusoria iron JOUR kaolin kaolinite latitude latter less light limestone liquid longitude mass mean meteoroids meteors method mica miles mineral Miocene nacrite nearly observed obtained orbit oxyd oxygen Paleontology Permian photosphere plane plates portion present probably Prof quantity ratio referred regard remarkable river rocks salt sandstone SCI.-SECOND SERIES seen shell silicic acid silicic ether silicium Silurian solar solution species specimens spot strata Substance sulphate sulphuric acid surface temperature thickness tion tube upper vapor weight XLIII