U. S. GEOLOGICAL SURVEY 
BULLETIN NO. 338 PL. XVI 
A. SOUTHERN CROSS IRON-ORE DEPOSIT, EAST OF GRANITE MOUNTAINS, LOOKING NORTH. 
The ore forms the summit and the dark area on the slope to the right and foreground. The light area to the 
left is foot-wall andesite. Hanging-wall sediments occupy the lower half of the slope to the right. 
11 CHESAPEAKE IRON-ORE FISSURE VEIN, IRON MOUNTAIN. (BOUNDED BY ANDESITE.) 
