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Stone description: compact
| Wall Number | Country | State | Classification Sort ascending | Source |
|---|---|---|---|---|
| 8RA2 | Portugal | Limestone | Freguesias, Coimbra | |
| 8RB13 | United States | Texas | Limestone | Burnet |
| 9LA12 | United States | Iowa | Limestone | Earlham |
| 9LB12 | United States | Iowa | Limestone | Earlham |
| 9RA11 | United States | Iowa | Limestone | Sigourney Station, Keokuk Co. |
| 9RB12 | United States | Iowa | Limestone | Independence |
| 10RA10 | United States | New York | Limestone | Prescott |
| 12LA22 | United States | Missouri | Limestone | Pleasant Hill |
| 12RA14 | United States | Ohio | Limestone | Dayton |
| 12RB34 | United States | Illinois | Limestone | Belknap |
| 13LB44 | United States | Kentucky | Limestone | Lincoln Co. |
| 13RA41 | United States | Kentucky | Limestone | Princeton |
| 13RB36 | United States | Pennsylvania | Limestone | N. Annville |
| 14LB45 | United States | Kentucky | Limestone | Pineville |
| 14RA28 | United States | Tennessee | Limestone | Carter's Station Creek |
| 14RB22 | United States | Iowa | Limestone | Stennett |
| 8RB17 | United States | Pennsylvania | Limestone | Mertztown |
| 9LA13 | United States | Kansas | Limestone | Manhattan |
| 9LB13 | United States | Iowa | Limestone | Burlington |
| 9RA13 | United States | Kansas | Limestone | Lane |
| 9RB13 | United States | Iowa | Limestone | Conrad |
| 11LB10 | United States | Kansas | Limestone | Leavenworth |
| 11RA8 | United States | Pennsylvania | Limestone | Cove Statioan Bedford Co. |
| 12RB36 | United States | Indiana | Limestone | Bedford |
| 13LA21 | United States | Iowa | Limestone | Quarry, Marshall Co. |
| 13LB45 | United States | Kentucky | Limestone | Green Co. |
| 13RA42 | United States | Kentucky | Limestone | Princeton |
| 13RB37 | United States | Pennsylvania | Limestone | Myerstown |
| 14LB13 | United States | Ohio | Limestone | Dayton |
| 14Lb46 | United States | Kentucky | Limestone | Princeton |
| 14RB23 | United States | Iowa | Limestone | Montour |
| 27WE | United States | Florida | Limestone | New Port Richey |
| 7RA1 | Portugal | Limestone | Covoes, Coimbra | |
| 9LA14 | Spain | Limestone | Murcia, Murcia | |
| 9LB14 | United States | Iowa | Limestone | Fairfield |
| 9RA14 | Spain | Limestone | Saragossa Prov. | |
| 9RB14 | United States | Iowa | Limestone | Tipton |