GEOLOGY OF QUEENSLAND, 
Plate 66. 
OBSIDIAN 
Fergus soti I<i New Guinea 
X50 ( Crossed. ruLcdls.) 
Fig. 1. 
BASALT 
J3 urdekin River. 
X 27-5 (OossecL tvlcoLs.) 
Fig. 2 . 
A. A. Wright Lilli. 
DRAWN & PRINTED AT THE SURVEYOR GENERALS OFFICE. BRISBANE. 1892. 
J. Phoebe Clarke, del. 
