.TS
allbox;
cfI s   s
c   cw(1i)   cw(1i)
lp9 lp9 lp9.
New York Area Rocks
Era	Formation	Age (years)
Precambrian	Reading Prong	>1 billion
Paleozoic	Manhattan Prong	400 million
Mesozoic	T{
.na
Newark Basin, incl.
Stockton, Lockatong, and Brunswick
formations; also Watchungs
and Palisades.
T}	200 million
Cenozoic	Coastal Plain	T{
On Long Island 30,000 years;
Cretaceous sediments redeposited
by recent glaciation.
.ad
T}
.TE
