Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Ohio Dolomite Greenfield 13RB12 25381-B/2 y Front Face (South) Dscf0459.jpg
No 13RB12 is:

Description
light gray
fine grain
compact
bituminous
Upper Silurian


Picture of the Archive Stone:
/archive/front/13rb12.jpg		 Actual Picture from the Stone Wall: /mid2000/13rb12.jpg (63575 bytes)