20 

 267. SPECULAR IBON. 



m m m 



268. 



* 269. 



270. MICACEOUS IRON. 



swmm 



271. 

 272. HEMATITE. 



ft m it 



273. 

 274. 

 275. 



D 



276. 

 277. 



* 278. 



279. ILMENITE. 

 280. 



Tuscany, Italy. 



& m 



Rio Marinaj Elba. 

 ^ V X ^ 



Rio Marina, Elba. 



* * x A 



Bangor, Wales. 



K W f'J 



Virginia. 

 ft 7K 



Bohemia. 



ft *J 



JBacfes Cb., Pa.,- Z7! ^. 



4b * 



Germany. 

 B ? ft 



Bohemia. 



Nassau. 



m 



B 



Bohemia. 



m m m 



Norway. (Ui|B3=*:(BD 

 ^C 



Alexandria, New York. 



ft * 



Norway. 



m m 



