[ «9 1 
pooreft fhrub is to be met with; and of 
plants, fcurvy-grafs is the only one which 
grows there, and that but in fmall quan- 
tities ; it produces no grafs, but plenty of 
mofs in every part. About the middle 
of the ifland they found, as I have men- 
tioned before, a fattifh loam or clay ; 
whence we may reafonably infer, that 
iron ores have exifted, or will be formed 
there : perhaps a careful fearch would 
difcover fome even now. It has no river, 
but a great number of fmall rivulets, 
which rife amongft the rocks and moun- 
tains, and afford plenty of water. Be- 
sides pebbles, which are met with in 
abundance, this ifland produces another 
kind of llone that will burn to lime, and 
which is found on the furface of the 
earth. In RufTra it is called Plit, and 
is taken from quarries, and ufed for 
making quick lime, to cement the foun- 
dation of houfes. It has the appear- 
ance of a kind of free-Aone, but when 
long expofed to the air, it fcales and 
falls to pieces like flates. The fhores of 
N the 
