Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Iowa Dolomite Garrison 12RA17 25951A y Front Face (South) Dscf0437.jpg
No 12RA17 is:

Description

dark gray
fine grain
compact
Devonian


ARCHIVE STONE NOT AVAILABLE

Actual Picture from the Stone Wall: /mid2000/12ra17.jpg (63575 bytes)