Hartung quarry once exposed a thick section of interreef beds, but it has been almost entirely filled. The 2nd photo was taken in 1962 and the 3d photo was taken in 1988. Note that the same electric pole is in both photos.
Ariel view of Hartung Quarry. Date unknown.
Hartung Quarry in 1962
Hartung Quarry in 1988.
South entrance of Hartung Quarry.
A Silurian trilobyte (sculpture by Laura Priebe, photo by Ed Sahagian-Allsopp).See the sculptures in the Park where they now live.