Country State Classification Source WallNo Centennial Commercial Location surroundPic
United States Pennsylvania Argillite (Slate) Bangor 6RB15   y Front Face (South) Dscf0108.jpg
No 6RB15 is:

Description

blue-black
fine grain
roofing slate


ARCHIVE STONE NOT AVAILABLE

Actual Picture from the Stone Wall: /mid2000/6rb15.jpg (63575 bytes)