Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Illinois Limestone Joliet 12LA31 25128/2 n y Front Face (South) DSCF0419.jpg
No 12LA31 is:

Description

light gray
fine grain
compact
Lower Silurian


ARCHIVE STONE NOT AVAILABLE

Actual Picture from the Stone Wall: /mid2000/12la31.jpg (63575 bytes)