I posted 2 sides of a rock
I found the rock in the Photo Gallery labeled "like to know type of rock"
The first side of the rock is smooth, What caught my eye was the white markings.
The other side of rock is rough.
It was found at Lehigh River, Lehigh County, Allentown PA on 10/14/13.
From Daniel Wildman - October 21, 2013 at 04:30:04