Rocks. 
65 
now occupies. When, as often happens, it cuts up in 
wall-like masses, through granite, slate, sandstone, or 
Fm. IS. -Mount Victoria Pass, Blue Mountains, showing how t lie 
stratified sand stones are cut under by Atmospheric agencies. 
beds of coal, we observe that it leaves traces of its 
fiery origin by baking* the adjoining sandstones, and 
02 
