4^ 



HKPORT — 1884. 





I. l''lmii(> 

 Siicc'tiruin 



JfAGNKSlUAI— W«/t»«crf. 

 I f. Spiirk Siu'ctrum 



Livcinu 

 ami iH'war 



Mnrllcy 



111(1 Aik'iicv 



1. 1 



■ 27;i(i()i ! 



i 



< 'jiim 



•_'(i.".S-l 



III. Arc 



Spwtrum 



Livoin.^' 

 mid l)(!uar 



27(i7r,l 

 27t)4-.")J 

 27:i(> I 

 27;J2-.-, . 



27;u j 

 2();t8 T 



2(195 . 

 2(!'.»:i'5 I 

 21172:) ■] 



2(;7(» 1 



.2()(!8r)J 

 204!) 1 



2(U(; J 

 2<i:(() J 



260.") 



Illtcn; 



ityaiul CliaractcT 

 II. Ill 



Becqucrel li.'is obsoned the followin.c: infra-red lines in llic Aif Spoctruin of 

 Magnesium: 891)0, 10170.', 12000 (prol-ably double) and 12120 --the la^t three 

 presenting the aspect oi' the .i^roup b. 



Ma\gam:se. 



• Ohscrvcil, tojjotlior with llir liniuls of Manganese Oxldo, by Locoq ilc li-lmiulnni in ili' >prlc 

 Spectrum of ijangaiicsc Chloriilo solution. 



t Observc'il also by r.oekycr ; the 'iuilices' attacliDil tn these nuu luTs (ieiiote the cuiiiiiamlivc 

 * lengths" of the lines. 



II 'Coulil not be identificil," Ix)ckycr. 



