Subsurface Laboratory Methods 



259 



Alunite and Jarosite 



LOCALITY 



Sonto Rito. 

 N«« Mfiico 



100 



r- 



Bulltdthoh, 

 N S Wol«» 



Sonto Morlo Mine, 

 Jtlordtno, Moiico 



Lot Lomtntet, 

 Chlhuohuo, 

 Mtiico 



Tinfic, 

 Uloh 



Degrees Centigrade 



500 700 900 



1 — ' — r 



Hyogoken, ^^ 



</opon r 1 r h 



Tolfo. 

 Itoly 



Borroneo. . | i_ 



JorotO, Spoilt 



1100 



Vi 



I.I.I 



100 



300 



_L_I . ' ■ I ' I . I ^ I ■ I 



500 700 900 lie 



Degrees Centigrode 



Figure 109. Thermal curves for alunite and jarosite. 



