Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Iowa Limestone Bentonsport 13RA21 25442 y Front Face (South) Dscf0466.jpg
No 13RA21 is:

Description
gray
medium grain
compact
semi-crystalline
Sub-carboniferous


Picture of the Archive Stone:
/archive/front/13ra21.jpg		 Actual Picture from the Stone Wall: /mid2000/13ra21.jpg (63575 bytes)