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Stone description: Lower Silurian
| Wall Number Sort ascending | Country | State | Classification | Source |
|---|---|---|---|---|
| 13RB8 | United States | Pennsylvania | Limestone | Morrell |
| 13RB6 | United States | New York | Limestone | Willsborough |
| 13RB37 | United States | Pennsylvania | Limestone | Myerstown |
| 13RB36 | United States | Pennsylvania | Limestone | N. Annville |
| 13RB3 | United States | Tennessee | Marble | Calhoun |
| 13RB29 | United States | Tennessee | Marble | Knoxville |
| 13RB28 | United States | Tennessee | Marble | Knoxville |
| 13RB21 | United States | Vermont | Marble | Center Rutland |
| 13RB20 | United States | Vermont | Marble | W. Rutland |
| 13RB19 | United States | Vermont | Marble | Center Rutland |
| 13RB18 | United States | Vermont | Marble | W. Rutland |
| 13RB17 | United States | Vermont | Marble | W. Rutland |
| 13RB1 | United States | Vermont | Marble | Pittsford |
| 13RA7 | United States | Minnesota | Dolomite | Mankato |
| 13RA40 | United States | Maryland | Marble | Cockeysville |
| 13RA38 | United States | Pennsylvania | Marble | Howellsville |
| 13RA37 | United States | Pennsylvania | Limestone | Richland Station Lebanon Co. |
| 13RA3 | United States | Tennessee | Marble | Calhoun |
| 13RA28 | United States | Tennessee | Marble | Meadow |
| 13RA17 | United States | Vermont | Marble | Dorset Mt. |
| 13RA1 | United States | Vermont | Marble | New Haven |
| 13Lb8 | United States | Pennsylvania | Marble | Lancaster |
| 13LB7 | United States | Minnesota | Dolomite | Canon City |
| 13LB39 | United States | Pennsylvania | Limestone | Paxton Station Dauphin Co. |
| 13LB33 | United States | Massachusetts | Marble | Alford |
| 13LB32 | United States | Minnesota | Limestone | Canon City |
| 13LB3 | United States | Tennessee | Marble | Calhoun |
| 13LB19 | United States | Vermont | Marble | Center Rutland |
| 13LB18 | United States | Vermont | Marble | W. Rutland |
| 13LB17 | United States | Vermont | Marble | Center Rutland |
| 13LB16 | United States | Iowa | Limestone | Decorah |
| 13LB12 | United States | New Jersey | Dolomite | Newton |
| 13LA8 | United States | Pennsylvania | Dolomite | Plymouth |
| 13LA7 | United States | Minnesota | Dolomite | Stillwater |
| 13LA5 | United States | Wisconsin | Dolomite | La Crosse |
| 13LA4 | United States | Wisconsin | Dolomite | River Falls Pierce Co. |
| 13LA3 | United States | Tennessee | Marble | Calhoun |
| 13LA28 | United States | Tennessee | Marble | Knoxville |
| 13LA27 | United States | Tennessee | Limestone | Nashville |
| 13LA18 | United States | Vermont | Marble | Rutland |
| 13LA17 | United States | Vermont | Marble | Rutland |
| 12RB9 | United States | Minnesota | Dolomite | Winona |
| 12RB5 | United States | Tennessee | Limestone | Murfreesborough |
| 12RB31 | United States | Pennsylvania | Marble | Morristown |
| 12RB30 | United States | New York | Marble | Chazy |
| 12RB3 | United States | Vermont | Marble | E. Dorset |
| 12RB25 | United States | Tennessee | Marble | Knoxville |
| 12RB24 | United States | Tennessee | Limestone | Lebanon Pike |
| 12RB20 | United States | Vermont | Marble | W. Rutland |
| 12RB19 | United States | Vermont | Marble | Center Rutland |
| 12RB18 | United States | Vermont | Marble | W. Rutland |
| 12RB10 | United States | Pennsylvania | Dolomite | Williams's Station Berk's Co. |
| 12RA9 | United States | Minnesota | Dolomite | Kasota |
| 12RA5 | United States | Tennessee | Limestone | Knoxville |
| 12RA30 | United States | Illinois | Limestone | Joliet |
| 12RA20 | United States | Vermont | Marble | Center Rutland |
| 12RA2 | United States | Vermont | Marble | Rutland |
| 12RA10 | United States | Pennsylvania | Marble | Wrightsville |
| 12LB8 | United States | Minnesota | Dolomite | Kasota |
| 12LB4 | United States | Tennessee | Marble | Rogersville |
| 12lb39 | United States | Alabama | Limestone | Calera |
| 12LB24 | United States | Tennessee | Marble | Knoxville |
| 12LB20 | United States | Vermont | Marble | W. Rutland |
| 12LB19 | United States | Vermont | Marble | Center Rutland |
| 12LB18 | United States | Vermont | Marble | W. Rutland |
| 12LA9 | United States | Pennsylvania | Dolomite | Orbisonia |
| 12LA8 | United States | Minnesota | Dolomite | Frontenac |
| 12LA7 | United States | New York | Limestone | Canajoharie |
| 12LA6 | United States | Wisconsin | Dolomite | Duck Cr. Station Brown Co. |
| 12LA5 | United States | Tennessee | Marble | Cleveland |
| 12LA31 | United States | Illinois | Limestone | Joliet |
| 12La19 | United States | Vermont | Marble | Center Rutland |
| 11RB7 | United States | New York | Limestone | Three Mile Bay |
| 11RB6 | United States | New York | Marble | S. Glenn Falls |
| 11RB4 | United States | Wisconsin | Dolomite | Buffalo Co. |
| 11RB21 | United States | Missouri | Marble | Cape Girardeau |
| 11RB19 | United States | Vermont | Marble | W. Rutland |
| 11RB18 | United States | Vermont | Marble | W. Rutland |
| 11RB16 | United States | Vermont | Marble | W. Rutland |
| 11RB15 | United States | Iowa | Dolomite | Lansing |
| 11RA4 | United States | Tennessee | Marble | Cleveland |
| 11RA28 | United States | Tennessee | Limestone | Nashville |
| 11RA17 | United States | Vermont | Marble | Southerland Falls |
| 11RA13 | United States | Missouri | Dolomite | De Soto |
| 11RA12 | United States | Missouri | Dolomite | Bowling Green |
| 11LB7 | United States | Pennsylvania | Dolomite | Reading |
| 11LB6 | United States | Pennsylvania | Dolomite | Harrisburg |
| 11LB19 | United States | Vermont | Marble | W. Rutland |
| 11LB18 | United States | Vermont | Marble | W. Rutland |
| 11LB16 | United States | Vermont | Marble | W. Rutland |
| 11LA7 | United States | Pennsylvania | Marble | Cedar Hollow Lime Co. |
| 11LA6 | United States | Minnesota | Dolomite | Kasota |
| 11La25 | United States | Tennessee | Limestone | Rogersville |
| 11LA24 | United States | Tennessee | Marble | Knoxville |
| 11LA18 | United States | Vermont | Marble | Southerland Falls |
| 11La17 | United States | Iowa | Dolomite | Lansing |
| 10RB48 | United States | Wisconsin | Sandstone | Ableman |
| 10RB10 | United States | Vermont | Marble | Southerland Falls |
| 10RA8 | United States | Tennessee | Marble | Calhoun |
| 10RA19 | United States | Vermont | Marble | Dorset |