%0 Journal Article
%T ROCK-FORMULA.
%J µØÖÊѧ±¨
%D 1925
%X Inapaperpublishedsometimeago,(1)Iventuredtoshowhowitmightbepossibletoexpresssymbolicallythecompositionandstructureofanigneousrock.Thetypeofformulathensuggested,thoughmaypossesssomeadvantageovertheso-calledrockformulaofOsann,is,fortwoobvious
%U http://www.geojournals.cn/dzxb/ch/reader/view_abstract.aspx?file_no=19250216&flag=1