Wall Number | Country | State | Classification Sort ascending | Source |
---|---|---|---|---|
9LA36 | United States | New Jersey | Conglomerate | May's Landing Atlantic Co. |
11LA15 | United States | Iowa | Dolomite | Clinton |
12RB15 | United States | Iowa | Dolomite | Sabula |
14RB18 | United States | Iowa | Dolomite | Dixon |
11LA36 | Portugal | Sandstone | St. Miguel, Coimbra | |
11RA38 | United States | Tennessee | Sandstone | Ducktown |
8RB32 | United States | Texas | Sandstone | Back Bone Valley |
9RB34 | United States | Alabama | Sandstone | DaKalb County |
9RB11 | United States | Iowa | Limestone | Givin |