Wall Number | Country | State | Classification Sort ascending | Source |
---|---|---|---|---|
10RB34 | Mexico | Basalt | Mexico State | |
5RB30 | United States | California | Tuff | Lordsburg |
5RB34 | United States | Minnesota | Quartz | Lake Co. |
6La19 | United States | Pennsylvania | Quartz | Pine Grove |
11RB2 | United States | Texas | Dolomite | Burnet |
14LA42 | Portugal | Marble | Manoel Zuarte, Leiria | |
14LA43 | Portugal | Marble | Freguesias of S Miguel Coimbra | |
14RA44 | Portugal | Marble | Freduesias of S Miguel Coimbra | |
10RB37 | United States | West Virginia | Sandstone | Berkeley Springs |
11RB29 | United States | Virginia | Sandstone | Manassas |
5LA12 | Scotland | Sandstone | Anan |