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Stone description: Lower Silurian
| Wall Number | Country | State | Classification Sort descending | Source |
|---|---|---|---|---|
| 12RA5 | United States | Tennessee | Limestone | Knoxville |
| 14LB38 | United States | Pennsylvania | Limestone | Palmyra |
| 12LA7 | United States | New York | Limestone | Canajoharie |
| 13RB36 | United States | Pennsylvania | Limestone | N. Annville |
| 14RB47 | United States | Kentucky | Limestone | Bloomfield |
| 13RB37 | United States | Pennsylvania | Limestone | Myerstown |
| 14RB6 | United States | New York | Limestone | Amsterdam |
| 11RA28 | United States | Tennessee | Limestone | Nashville |
| 13RB6 | United States | New York | Limestone | Willsborough |
| 14LB8 | United States | New York | Limestone | S. Glenn Falls |
| 13RA37 | United States | Pennsylvania | Limestone | Richland Station Lebanon Co. |
| 13RB8 | United States | Pennsylvania | Limestone | Morrell |
| 14LB9 | United States | Pennsylvania | Limestone | Flourtown |
| 12RB24 | United States | Tennessee | Limestone | Lebanon Pike |
| 7La12 | United States | Pennsylvania | Limestone | Hummelstown |
| 8LB17 | United States | Pennsylvania | Limestone | Richland Station Lebanon Co. |
| 13LB16 | United States | Iowa | Limestone | Decorah |
| 14RA27 | United States | Tennessee | Limestone | Nashville |
| 7La13 | United States | Pennsylvania | Limestone | East Conshohocken |
| 7La14 | United States | Pennsylvania | Limestone | Wernersville |
| 11La25 | United States | Tennessee | Limestone | Rogersville |
| 12lb39 | United States | Alabama | Limestone | Calera |
| 7La15 | United States | Pennsylvania | Limestone | Lebanon |
| 14RA7 | United States | New York | Limestone | Saratoga |
| 7La16 | United States | Pennsylvania | Limestone | Lebanon |
| 12RB5 | United States | Tennessee | Limestone | Murfreesborough |
| 14LA9 | United States | Pennsylvania | Limestone | Spruce Creek Huntingdon Co. |
| 8RA4 | United States | Tennessee | Limestone | Nolensville Pike |
| 13LB32 | United States | Minnesota | Limestone | Canon City |
| 11RB7 | United States | New York | Limestone | Three Mile Bay |
| 7RA13 | United States | Pennsylvania | Limestone | Harrisburg |
| 8RA6 | United States | New York | Limestone | Sandy Hill |
| 10RA10 | United States | New York | Limestone | Prescott |
| 13LB39 | United States | Pennsylvania | Limestone | Paxton Station Dauphin Co. |
| 4Lb11 | United States | Tennessee | Limestone | Knoxville |
| 7RA15 | United States | Pennsylvania | Limestone | Lebanon |
| 8RB16 | United States | Wisconsin | Limestone | Madison |
| 12LA31 | United States | Illinois | Limestone | Joliet |
| 12RA30 | United States | Illinois | Limestone | Joliet |
| 13LA27 | United States | Tennessee | Limestone | Nashville |
| 14LB28 | United States | Tennessee | Limestone | Davidson Co. |
| 7RA16 | United States | Pennsylvania | Limestone | Wernersville |
| 8RB17 | United States | Pennsylvania | Limestone | Mertztown |
| 9RA16 | United States | Minnesota | Limestone | St. Paul |
| 7RA30 | United States | Texas | Sandstone | Burnet |
| 8RB32 | United States | Texas | Sandstone | Back Bone Valley |
| 7RA32 | United States | Minnesota | Sandstone | Dresback |
| 8RB34 | United States | Minnesota | Sandstone | Dakota |
| 9RA33 | United States | Minnesota | Sandstone | Jordan |
| 7RB42 | United States | Michigan | Sandstone | Marquette |
| 8LA34 | United States | Minnesota | Sandstone | Fond Du Lac |
| 8RB45 | United States | Wisconsin | Sandstone | Packwaukee |
| 10RB48 | United States | Wisconsin | Sandstone | Ableman |
| 6RA2 | United States | Pennsylvania | Sandstone | Columbia |
| 9RB27 | United States | New York | Sandstone | Potsdam |
| 8LB34 | United States | Minnesota | Sandstone | Mendota |
| 9RB41 | United States | Wisconsin | Sandstone | Ableman |
| 8LB42 | United States | New Jersey | Sandstone | Quarryville |
| 9Lb29 | United States | New York | Sandstone | Schenectady |
| 10Lb46 | United States | Wisconsin | Sandstone | Mauston |
| 7LA44 | United States | Michigan | Sandstone | Marquette |
| 10Lb47 | United States | Wisconsin | Sandstone | Mauston |
| 9LB42 | United States | Wisconsin | Sandstone | Grand Rapids |
| 10RA17 | United States | Vermont | Marble | Southerland Falls |
| 12LA5 | United States | Tennessee | Marble | Cleveland |
| 13LA28 | United States | Tennessee | Marble | Knoxville |
| 13Lb8 | United States | Pennsylvania | Marble | Lancaster |
| 13RB29 | United States | Tennessee | Marble | Knoxville |
| 14RB29 | United States | Tennessee | Marble | Rogersville |
| 4RA17 | United States | Vermont | Marble | W. Rutland |
| 9RA2 | United States | Tennessee | Marble | Knoxville |
| 10RA18 | United States | Vermont | Marble | W. Rutland |
| 13LA3 | United States | Tennessee | Marble | Calhoun |
| 13RA1 | United States | Vermont | Marble | New Haven |
| 13RB3 | United States | Tennessee | Marble | Calhoun |
| 14Lb40 | United States | Pennsylvania | Marble | Bridgeport |
| 14RB38 | United States | Pennsylvania | Marble | Pine Grove Schuylkill Co. |
| 4RA18 | United States | Vermont | Marble | Southerland Falls |
| 10LA14 | United States | Vermont | Marble | Southerland Falls |
| 10RA19 | United States | Vermont | Marble | Dorset |
| 13RA17 | United States | Vermont | Marble | Dorset Mt. |
| 14LB42 | United States | Maryland | Marble | Cockeysville |
| 4RA20 | United States | Vermont | Marble | Center Rutland |
| 8RB4 | United States | Tennessee | Marble | Cleveland |
| 9RA7 | United States | Vermont | Marble | W. Rutland |
| 10La15 | United States | Vermont | Marble | W. Rutland |
| 10RA8 | United States | Tennessee | Marble | Calhoun |
| 11RA17 | United States | Vermont | Marble | Southerland Falls |
| 12RB18 | United States | Vermont | Marble | W. Rutland |
| 13RA28 | United States | Tennessee | Marble | Meadow |
| 14LB5 | United States | Tennessee | Marble | Calhoun |
| 4RA21 | United States | Vermont | Marble | Center Rutland |
| 9RA8 | United States | Vermont | Marble | Rutland |
| 10LA16 | United States | Vermont | Marble | W. Rutland |
| 10RB10 | United States | Vermont | Marble | Southerland Falls |
| 12RB19 | United States | Vermont | Marble | Center Rutland |
| 13RA3 | United States | Tennessee | Marble | Calhoun |
| 8La4 | United States | Tennessee | Marble | Meadow |
| 8RB5 | United States | Tennessee | Marble | Whitesburgh |
| 9RB15 | United States | Massachusetts | Marble | Alford |