Öfvtrsigt. afX. Vetulkad fMandl IS60 



Ta/7, r 



7(1 = a,p 



" - P 



Fig.j. 



m m' = .90° 



m ..- il = 7 i" 30' 

 n . n' = 169" Si 

 ii': n '= /5J° 0! 



'( u' . 50° 20' 



o. o'= jj° £T 



y. y = jj" i6' 



ut n , /5J° 53' 



'ii o = /.3T Jj" 



'" 7 o «/•.*# 



1 



Hg.2. 



/v//. / Kristalliserad ThorjoreL 

 Tig. Z. Kristalliserad, JbuUaZsyra* 



