Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Nebraska Limestone Roca 8RB7 27202/1 n y Front Face (South) Dscf0268_6.jpg
No 8RB7 is:

Description

light gray
fine grain
compact
Permian


Picture of the Archive Stone:
/archive/front/8rb7.jpg
Actual Picture from the Stone Wall: /mid2000/8rb7.jpg (63575 bytes)