GEOLOGICAL SURVEY OF INDIA 
Memoirs, Vol. XXXVII, PI. 14 
From a sepia drawing. 
PIEDMONTITE AND MANGANESE-ORE NODULES IN A PIEDMONTITE 
LIMESTONE. 
AROUND THE MANGANESE-ORE NODULE IS A THIN RIM OF PIEDMONTITE. 
^ NATURAL SIZE. 
