Contributions to Chemistry and Mineralogy from the Laboratory of the United States Geological SurveyU.S. Government Printing Office, 1900 - 166 Seiten |
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Seite 19
... limit of change was approached very nearly . The 24.12 of sulphur taken up is quite close to the 26.53 per cent which is required by theory . About eight - ninths of the calamine had undergone complete transformation . Again , no ...
... limit of change was approached very nearly . The 24.12 of sulphur taken up is quite close to the 26.53 per cent which is required by theory . About eight - ninths of the calamine had undergone complete transformation . Again , no ...
Seite 39
... . a Color in this dilution too faint . b Limit of dilution for clear distinction of color in a thickness of 3.3 cm . TABLE II . [ Varying amounts of standard No. 2 HILLEBRAND . ] 39 COLORIMETRIC ESTIMATION OF CHROMIUM .
... . a Color in this dilution too faint . b Limit of dilution for clear distinction of color in a thickness of 3.3 cm . TABLE II . [ Varying amounts of standard No. 2 HILLEBRAND . ] 39 COLORIMETRIC ESTIMATION OF CHROMIUM .
Seite 41
... limit of distinct visibility in a thickness of 3.3 centimeters . In order to exclude the effect of side light in this and other similar methods ( titanium , for instance ) , it is very convenient to have a simple light box that can be ...
... limit of distinct visibility in a thickness of 3.3 centimeters . In order to exclude the effect of side light in this and other similar methods ( titanium , for instance ) , it is very convenient to have a simple light box that can be ...
Seite 57
... limits the analyses show ; but there is no reason apparent for assuming the existence of more than one species in the ores of these particular mines . The material from the Prince Albert mine , the first received , was with little ...
... limits the analyses show ; but there is no reason apparent for assuming the existence of more than one species in the ores of these particular mines . The material from the Prince Albert mine , the first received , was with little ...
Seite 15
... limits the statistical method is applicable to the problem under consideration . For the arguments upon which the discussion is based the original paper should be consulted . The dis- tribution of the rarer elements has also been ...
... limits the statistical method is applicable to the problem under consideration . For the arguments upon which the discussion is based the original paper should be consulted . The dis- tribution of the rarer elements has also been ...
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Häufige Begriffe und Wortgruppen
aforesaid analcite Analysis by Hillebrand Analysis by W. F. Andesite apatite augite azimuth biotite boundary line Bull calcite cent chloride CO₂ commissioners Connecticut Contains plagioclase Contains quartz corner County Creek degree of north described dike east epidote feet feldspar forty-ninth parallel gabbro groundmass H. N. Stokes H₂O H₂O above 110 Hampshire Historical diagram hornblende hypersthene intersection Iron post K₂O L. G. Eakins labradorite Lake land longitude magnetite marked Massachusetts meridian middle miles mineral Mississippi Mountain Na,O Na₂O north latitude northwest olivine orthoclase P₂O phenocrysts plagioclase portion precipitate pyroxene quartz record Rhyolite ridge rock rods salt sericite silver silver nitrate SiO2 sodium soluble solution sphene stone monument Territory thence north thence same course thereof TiO2 trace MnO trace trace trace treaty U. S. GEOLOGICAL SURVEY undet United vanadium Vide Virginia W. F. Hillebrand York zircon
Beliebte Passagen
Seite 11 - Superior; thence through Lake Superior northward of the Isles Royal and Phelipeaux, to the Long Lake; thence through the middle of said Long Lake, and the water communication between it and the Lake of the Woods, to the said Lake of the Woods; thence through the said lake to the most northwestern point thereof, and from thence on a due west course to the river Mississippi...
Seite 118 - Moines; thence, down, and along the middle of the main channel of the said river Des Moines, to the mouth of the same, where it empties into the Mississippi river; thence, due east, to the middle of the main channel of the Mississippi river; thence, down, and following the course of the Mississippi river, in the middle of the main channel thereof, to the place of beginning.
Seite 25 - Roxo westward to the degree of longitude 100 west from London and 23 from Washington; then, crossing the said Red River, and running thence, by a line due north, to the river Arkansas; thence, following the course of the southern bank of the Arkansas, to its source, in latitude 42 north; and thence, by that parallel of latitude, to the South Sea.
Seite 119 - Nebraska ; and when admitted as a state or states, the said territory, or any portion of the same, shall be received into the Union with or without slavery, as their constitution may prescribe at the time of their admission...
Seite 94 - Situate, lying, and being in that part of America called Virginia, from the point of land called Cape or Point Comfort, all along the...
Seite 25 - The whole being, as laid down in Melish's map of the United States, published at Philadelphia, improved to the first of January, 1818. But, if the source of the Arkansas River shall be found to fall north or south of latitude 42, then the line shall run from the said source due south or north, as the case may be, till it meets the said parallel of latitude 42, and thence, along the said parallel, to the South Sea...
Seite 58 - York for the time being, and all others whom it may concern, are to take Notice and Govern themselves accordingly.
Seite 70 - Bay, where the said river falleth into the sea; and on the north by the line of the Massachusetts plantation; and on the south by the sea; and in longitude as the line of the Massachusetts colony, running from east to west, that is to say, from the said Narraganset Bay on the east, to the south sea on the west part, with the islands thereunto adjoining...
Seite 25 - Sabine, in the sea, continuing north, along the western bank of that river, to the 32d degree of latitude; thence, by a line due north, to the degree of latitude where it strikes the Rio Roxo of Natchitoches, or Red river; then following the course of the Rio Roxo westward, to the degree of longitude 100 west from London and 23 from Washington; then, crossing the said Red river, and running thence, by a line due north, to the river Arkansas...
Seite 108 - That in all that Territory ceded by France to the United States, under the name of Louisiana, which lies north of Thirty-six degrees and thirty minutes north latitude, not included within the limits of the state contemplated by this act, slavery and involuntary servitude, otherwise than in the punishment of crimes whereof the parties shall have been duly convicted, shall be and is hereby forever prohibited.