12 



155. KOCK CRYSTAL. 



156. 



157. 



158. 



13 

 BB 



Springs, Arkansas. 



ft 



159. 



160. 



* 161. 



* 162. 

 163. 

 164. 



165. AMETHYST. 



* 



166. 







167. 



5> 



168. EOSE QUARTZ. 

 *E * fi 



Arkansas. 



Arkansas. 



Crystal Mountain, Arkansas. 



Yellowstone National Park, 

 Wyoming. 



/c?ar %r. Oberstein, Germ. 



a V & 



New Hampshire. 



ft * 



Hungary. 



Bavaria. 



3) 



