The American Journal of Science and Arts, Volumes 93-94S. Converse, 1867 - Science |
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Page 9
... indicated by a dotted line and symbol as in Kirchhoff's chart , while the seven principal lines of Fraunhofer are denoted by the usual letters . In order to permit a comparison of the lines characteristic of different elements closely ...
... indicated by a dotted line and symbol as in Kirchhoff's chart , while the seven principal lines of Fraunhofer are denoted by the usual letters . In order to permit a comparison of the lines characteristic of different elements closely ...
Page 22
... indicate that the immediate underlying rocks are of Cretaceous age . Is it not possible therefore , that the quartzites that include the pipe- stone bed , belong to the supra - carboniferous , Triassic perhaps , or even to an extension ...
... indicate that the immediate underlying rocks are of Cretaceous age . Is it not possible therefore , that the quartzites that include the pipe- stone bed , belong to the supra - carboniferous , Triassic perhaps , or even to an extension ...
Page 28
... indicate the formula of Fe2C for this species . 7. FERROSILICITE , ( Shepard ) . Fe Si ( Si being 22 ) . 8. TROILITE , ( Reichenbach ) . Fe7 S9 ( or Fe 62-07 , S 37 · 93 ) . 9. GRAPHITOID , ( Shepard ) . Fex C ( nearly pure C ) . 10 ...
... indicate the formula of Fe2C for this species . 7. FERROSILICITE , ( Shepard ) . Fe Si ( Si being 22 ) . 8. TROILITE , ( Reichenbach ) . Fe7 S9 ( or Fe 62-07 , S 37 · 93 ) . 9. GRAPHITOID , ( Shepard ) . Fex C ( nearly pure C ) . 10 ...
Page 36
... indicate a normal configuration . If this estimate be correct ( and I do not believe it will here- after be found to differ materially from the truth ) , it would go to prove that the upheaval which caused this dip as well as that of ...
... indicate a normal configuration . If this estimate be correct ( and I do not believe it will here- after be found to differ materially from the truth ) , it would go to prove that the upheaval which caused this dip as well as that of ...
Page 42
... indicated both below and directly upon the summit . Here they run N. 10 ° W. , and it might be mentioned that the Cold river valley turns more to the southeast at this point . On a shoulder of the mountain , perhaps 300 feet below the ...
... indicated both below and directly upon the summit . Here they run N. 10 ° W. , and it might be mentioned that the Cold river valley turns more to the southeast at this point . On a shoulder of the mountain , perhaps 300 feet below the ...
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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