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irons, which are common. The rhomboidal Sort 
is not near fo common. 
LEPA STRUM. D. Hill. 
The Starry, Waxen Vein, is a Foflil peculiar to 
thefe Cliffs, not having as yet been difcovered elfe- 
where to the Author’s Knowledge. Dr. Hill hath 
made from their Forms three Sorts of it, to w'hich 
others might be added if nicely attended to. It is 
ever affixed to the Septa of the Ludus Helmontii, 
where the Fiffures are fo far divided as to permit 
the Stars to fhoot. The largeft Specimens do not 
exceed three Inches in Length, and thefe are very 
rare ; thole are generally of a much lefs Size that 
are common. 
S U C C I N U M. 
Amher, is very uncommon; a few Specimens 
only, and thofe fmall and tranfparent, are to be 
found here. 
EXTRANEOUS FOSSILS. 
VEGETABLES. 
LIGNUM FOSSILE. 
Fojfil Wood, in large Mafles, feemingly of Oak 
from its Grain, even to above three Feet in Length, 
N 3 is, 
