1^^, 



^'^tb^.:^^ 



LOANED BY FOOTE MINERAL CO. 



Precious Opal in Matrix (Queensland.) 

 Precious Opal (New south Wales.) 



477 



OPAL. 



Wood Opal (Idaho.) 



Precious Opal (New South Wales.) 



Prase Opal (Germanj'.) 



'•I FORD, OHICAaO. 



Precious Opal (New South Wales.) 

 Fire Opal in Matrix (Mexico.) 



