112 MINERALS. 



DIVISION 4- 



4th Series, - Dioxides. 



Nigriue - Tituniate of Iron. Vigneria, Elba, 

 Semiopal or Kesinite. Capo Calamita, Elba, 

 Milky Semiopal. Campo, Elba. 

 Cairngorom stone. Scotland. 

 Heliotrope cut. Ceylon. 

 Agate, Ayrshire, Scotland. 



Stirling 



Montr oe, 



various, polislied. 

 Moss Agate. Jung Frau, Switzerland, 

 Fortification Agate. Elba. 

 Agate matrix. Rossie, Ochil, Scotland. 

 Onyx, polished. 

 Sard, 

 Sardonyx and other specimens polislied & from various 



5th Series, - Other add -forming Oxide*- 



Sactiojt 2, - Oxygen Salts. 



1st Series, - Carbonates. 



Aragonite. Wanlockhead, Scotland, 

 Leadhills, Scotland. 



