Chemical News and Journal of Industrial Science, Tomy 119-120Chemical news office., 1919 |
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Strona 9
... iron or are more highly oxidised than the matrix . Assuming that the iron content of such rocks is introduced by meta- somatism of calcium carbonate this may be explained in the following way : -Many ooliths and organic fragments in ...
... iron or are more highly oxidised than the matrix . Assuming that the iron content of such rocks is introduced by meta- somatism of calcium carbonate this may be explained in the following way : -Many ooliths and organic fragments in ...
Strona 45
... irons . I propose at present to deal with meteoric stones or aerolites . These wonders of the sky consist generally of one or more silicates ( mainly olivine and bronzite ) , interspersed with particles of nickeliferous iron , trolite ...
... irons . I propose at present to deal with meteoric stones or aerolites . These wonders of the sky consist generally of one or more silicates ( mainly olivine and bronzite ) , interspersed with particles of nickeliferous iron , trolite ...
Strona 46
... iron arc is projected upon it ; then when a sufficient exposure has been given the disc is rotated so as to bring the aperture marked x opposite the slit , and the light from a silver - aerolite arc is passed in , աօղղոց Central ...
... iron arc is projected upon it ; then when a sufficient exposure has been given the disc is rotated so as to bring the aperture marked x opposite the slit , and the light from a silver - aerolite arc is passed in , աօղղոց Central ...
Strona 47
... iron ; then the spectrum of the aerolite ignited between two poles of carbon ; and below that the spectrum red - given by carbon poles alone . In this way it was easy to observe any lines in the aerolite spectrum that did not appear in ...
... iron ; then the spectrum of the aerolite ignited between two poles of carbon ; and below that the spectrum red - given by carbon poles alone . In this way it was easy to observe any lines in the aerolite spectrum that did not appear in ...
Strona 53
... Iron was one of the first metals used for experiment , but was discarded owing to the fact that iron is a plentiful constituent of stony meteorites . Silver was finally chosen because of the comparative ease of getting it pure - also ...
... Iron was one of the first metals used for experiment , but was discarded owing to the fact that iron is a plentiful constituent of stony meteorites . Silver was finally chosen because of the comparative ease of getting it pure - also ...
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