Philosophical Transactions of the Royal Society of London, Volume 103W. Bowyer and J. Nichols for Lockyer Davis, printer to the Royal Society, 1813 |
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Pagina 51
... substances than the regular octohedron , and no one in which a corresponding difficulty has occurred with regard to ... substance which most readily admits of division by fracture into these forms is fluor spar ; and there is no diffi ...
... substances than the regular octohedron , and no one in which a corresponding difficulty has occurred with regard to ... substance which most readily admits of division by fracture into these forms is fluor spar ; and there is no diffi ...
Pagina 54
... substances as assume the octohe- dral and tetrahedral forms , all difficulty is removed by suppos- ing the elementary particles to be perfect spheres , which by mutual attraction have assumed that arrangement which brings . them as near ...
... substances as assume the octohe- dral and tetrahedral forms , all difficulty is removed by suppos- ing the elementary particles to be perfect spheres , which by mutual attraction have assumed that arrangement which brings . them as near ...
Pagina 58
... substance of the spar , and these he thought might perhaps be owing to a spheroidical form of its particles , to which the disposition to split into the rhomboidal form might also be ascribed . 15 , By some oversight , however , the ...
... substance of the spar , and these he thought might perhaps be owing to a spheroidical form of its particles , to which the disposition to split into the rhomboidal form might also be ascribed . 15 , By some oversight , however , the ...
Pagina 62
... substances , which we have most reason to think simple bodies , as among the class of metals , exhibit this further evidence of their simple nature , that they crystallize in the octohedral form , as they would do if their particles ...
... substances , which we have most reason to think simple bodies , as among the class of metals , exhibit this further evidence of their simple nature , that they crystallize in the octohedral form , as they would do if their particles ...
Pagina 63
... and consequently by a slight degree of compression will be converted into a dodecahedron , according to the most probable hypothesis of simple compression . VI . On a Substance from the Elm Tree , of certain Crystals . 63.
... and consequently by a slight degree of compression will be converted into a dodecahedron , according to the most probable hypothesis of simple compression . VI . On a Substance from the Elm Tree , of certain Crystals . 63.
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