104 THE HAWKESBURY SANDSTONE. 
b 
evidently, an aerial deposit. Such rocks may have been—0 
rather perhaps have generally been—again reduced into theircm 
stituent grains, which have again been composed into a later 8 
stone, either aerial or aqueous, and that either marine or lacustn 
Out of the ruins of this another is built up, and out of this 
course of time, another, while nevertheless, in spite of their ia 
tudes of association, the individual grains retain their spherialtf, 
i i etoage. Atthe same time, it seems not 1mprod zi 
a Ep 8 Fe 
© 
1 ps ne 
whether the southern and coast ranges are of exactly Ere est of 
account. . , . * * 7 fixture 3 
geographical position or local fixture © >. | 
the western portion of this great sandstone, I should po! i 
Nm scm tk 
: nd f su these 2 : : , a rived from the 
ing ofthe Carbonilecan ad's oir sandstones which appear tothe 
source the et 
