BULL. GEOL. SOC. AM. 



VOL. 15, 1903, PL. 12 



Figurk 1. — Granite Wall containing Molybdenite Vein 

 This vein is 900 feet above miner's cabin 

















Mt V 

















^^ 





B^r /n/ry^BBBB] 





Br ri ]3 





K ^■■fl 





B 





Mflb B i'i fl 



1 )K* ?■ 





■fraBBBHIH 









B s 







Hi ' JK j^At 





1 



itjHB^BaB 





■ L B 





■ ' m*'M 



$Tjy 



1 u 







If' •• ftMl 



B ■ BR si 





Mi 







j> |£B 





B> ^H 







I ^'R«B 



BB/v*.^hBi 



Br 







^■^ 1 JB] 



Figure 2. — Dip of Quartz Vein at First Tunnel 



MOLYBDENITE-BEARING VEIN IN GRANITE 



