Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Illinois Dolomite Joilet 13RB2 26543 y Front Face (South) Dscf0452.jpg
No 13RB2 is:

Description

light gray
fine grain
compact
Upper Silurian


ARCHIVE STONE NOT AVAILABLE

Actual Picture from the Stone Wall: /mid2000/13rb2.jpg (63575 bytes)