Srn ntijt'r [iit,in<;, ,,,-. 



II. Geology and Mineralogy. 

 1. On the struct a va ami inurement of Glaciers— M. F.-. 

 F..i:m. of Mm-.-, Sv.ir/.!i:,P,L lui. recently published (Bil 

 Univ., Ill, vii, 329), an important memoir upon glaciers, einbou 1 

 ing the results of observation- bv himself and M. Kd. Ilageuhac 

 I>isclioti;witha(liseussi()iiofthes^ results, and also of those obtain 

 by other observe.-. Hi< argument r->t> mainly upon the W 

 attested fact that glacial iee has a distinetly ery-talline granul 

 structure, the mass being composed of a eon fused agglomerat ion 



aeier, or that of the Ulmue, 

 entinv ters. In regard to th 

 stal-individuals, the author 



>tin»- provisioi 



.ally 



the seeoi 



id h; 



..„ ,} 



Mai- 



s, the author re- 



hat" for the ii 









V .h. 







water, cold ; 







ornl 







About the last 



•thing is defini 









■ ..th, 





idmit of further 



MB. The water is 1 





>be; 





led' 



by the melting 

 mce of the heat 



pper surface ol 



; the 



ghu-ier in 



ider the i« 



>lbl. 



uimer rue innuence ui luc ^^ 

 the surface of the ice, descends 



capillary fissures, a poim which i- discussed later, much of it 

 would he absorbed by the mass of the glacier and used in increas- 

 ing the size of the ory-t.'.Hine -ruin.; The ,-,. ~: of the w:iler H-.w- 

 ..11 m the sub-glacial torrent. The low teniperat ure needed for 

 the soliditicatiun of th- ab-.rbed water is believed to be due to 



glacier has probably a teniperat i 



