AFVENDIX. NO. IV. 
199 
few hundred yards only. This granite occurs about 16 miles 
from the Range in a N. by E. direction. 
Old Red Sandstone.— Composition of Oxley’s Table Land, 500 
feet above the level of the plains. It is broken into two hills, 
that appear to have been separated by some convulsion. 
[Seepage 81.] It bears N.W. by W. from New Year’s 
Range, distant 50 miles. 
Old Red Sandstone,— Composition of D’Urban’s group. The 
highest elevation ascended during the expedition, being 
nearly 600 feet above the level of the plain in which it rises. 
It lies to the S.S. W. of Oxley’s Table Land, distant 40 
miles, and the rock of which it is composed is much harder 
and closer. 
Breccia— Colour pale yellow, silicious cement. Composition of 
some trifling elevations to the North of New-Year’s range, 
with which it is doubtful whether they are connected. 
Chrvstallized Sulphate of Lime.— Found imbedded in the alluvial 
soil forming the banks of the Darling river. Occurring in a 
regular vein. Soft, yielding to the nail ; not acted on by 
acids* — See Pl^te. 
Breccia -Pale ochre colour, silicious cement, extremely hard. 
Cellular, and sharp edges to the fractured pebbles. Has ap- 
parently undergone fusion. Occurs in the bed of the Darling 
in one place only. 
Sandstone Varieties.— Colour dull red and muddy white ; ap- 
pears like burnt bricks ; light, easily frangible ; adheres to the 
tongue ; occurs in large masses in the bed of the Darling ; 
