IJ. S. GEOLOGICAL SURVEY 
BULLETIN NO. 269 PL. 
A. GENERAL VIEW OF THE BUCK CREEK CORUNDUM MINE AND OF THE 
PERIDOTITE FORMATION, CLAY COUNTY, N. C. 
-4. 
B. INTERIOR VEIN OF CORUNDUM IN THE PERIDOTITE FORMATION AT BUCK 
CREEK, CLAY COUNTY, N. C. 
