ACADEMIE DES SCIENCES. 



FeO.. 



CaO.. 

 Na s O. 



11*0 



Crawford John ( Kcosse), 111.6'. '3. 4 (A. Scott); 3. K. vin do Lusclade (Mon.t-Dore ), 

 III. '6. 3. '4 (P')i '+■ Cratero de Ziani (Comores). III. '0.3. 4 (R); 5. S.-W. Paco di 

 Mafu (Portugal), III (IV). 5'. 3. 4 (R); 0. Fiakaranlsoa (Madagascar), 1H (IV) 

 [ 7 .3.4'].2.'2.2'.'3(R); 7. Xylite, Benbeoch (Ecosse), (III) IV [6.3.4]. i-3'. 'a. 2 

 (Dittrich in Tyrrell). 



Mareugites : 8. Col du Train (type leucocralc), II (III). 5'. 4-5 (P); 9. Mareuges 

 (type melanocyte), III (IV). 64-4-5 (R). 



Si*'-. 



n 



Y 



compris 



AInOo 



n 



\ 



comprib 



MnOo, 



( 3 ) 



Y 



compn 



So,i8. 





Y 



compri 

 compri 



MnOo 

 s Clo,ir 



c 



V 



compri 



s CI o,i3 



( 7 ) 



\ 



compri 



Clo, 2 fc 



