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Stone description: Triassic
| Wall Number | Country | State | Classification Sort descending | Source |
|---|---|---|---|---|
| 6RA16 | United States | Pennsylvania | Sandstone | Goldsboro |
| 8LA42 | United States | New Jersey | Sandstone | Newark |
| 6RA3 | United States | Pennsylvania | Sandstone | Hummelstown |
| 8LB35 | United States | Connecticut | Sandstone | Manchester |
| 6RA42 | United States | New Jersey | Sandstone | Martinville |
| 8RA19 | United States | Pennsylvania | Sandstone | Lumberton |
| 6RB4 | United States | Pennsylvania | Sandstone | Center Bridge |
| 8RA24 | United States | North Carolina | Sandstone | Durham |
| 11RB38 | United States | New Jersey | Sandstone | Princetown |
| 6RB6 | United States | Pennsylvania | Sandstone | Center Bridge |
| 8RA25 | United States | North Carolina | Sandstone | Egypt |
| 7La33 | United States | Connecticut | Sandstone | Cromwell |
| 8RA26 | United States | North Carolina | Sandstone | Morrisville |
| 4L6 | United States | Connecticut | Sandstone | Portland |
| 7LA39 | United States | New Jersey | Sandstone | Patterson |
| 8RA35 | United States | Connecticut | Sandstone | Portland |
| 4R6 | United States | Connecticut | Sandstone | Portland |
| 7LA40 | United States | New Jersey | Sandstone | Orange Mt. |
| 8RA40 | United States | New Jersey | Sandstone | Belleville |
| 7LB39 | United States | New Jersey | Sandstone | Pleasant Val. |
| 8ra41 | United States | New Jersey | Sandstone | Greensburg |
| 6LA12 | United States | Pennsylvania | Sandstone | Reading |
| 7LB40 | United States | New Jersey | Sandstone | Newark |
| 8RB35 | United States | Connecticut | Sandstone | Portland |
| 6LA42 | United States | New Jersey | Sandstone | Stockton |
| 7RA33 | United States | Connecticut | Sandstone | Portland |
| 8RB39 | United States | New Jersey | Sandstone | Little Falls |
| 6LA43 | United States | New Jersey | Sandstone | Pleasant Val. |
| 7RA39 | United States | New Jersey | Sandstone | Belleville |
| 8RB40 | United States | New Jersey | Sandstone | Belleville |
| 6LB12 | United States | Pennsylvania | Sandstone | Norristown |
| 8LA24 | United States | North Carolina | Sandstone | Sanford |
| 9RB36 | United States | New Jersey | Sandstone | Belleville |
| 6LB42 | United States | New Jersey | Sandstone | Stockton |
| 8LA25 | United States | North Carolina | Sandstone | Durham |
| 9RQ | United States | Massachusetts | Sandstone | E. Long Meadow |
| 6LB7 | United States | Pennsylvania | Sandstone | Yardleyville |
| 8LA26 | United States | North Carolina | Sandstone | Wadesboro |
| 6RA13 | United States | Pennsylvania | Sandstone | Goldsboro |
| 8LA35 | United States | Connecticut | Sandstone | E. Haven |
| 14RB42 | United States | Maryland | Marble | Frederick |
| 5RA34 | United States | Connecticut | Conglomerate | Portland |