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Stone description: compact
| Wall Number | Country | State | Classification | Source Sort descending |
|---|---|---|---|---|
| 9RB41 | United States | Wisconsin | Sandstone | Ableman |
| 9RA38 | Spain | tuff | Alamazanon | |
| 10RB42 | United States | Oregon | Basalt | Albany |
| 9Lb39 | United States | Oregon | Diabase | Albany region |
| 6RA29 | United States | New York | Sandstone | Albion |
| 7RA27 | United States | New York | Sandstone | Albion |
| 8RB29 | United States | New York | Sandstone | Albion |
| 6La8 | United States | Pennsylvania | Sandstone | Altoona |
| 10LB2 | Portugal | Limestone | Alvito, Coimbra | |
| 13LB22 | United States | Missouri | Limestone | Amazonia |
| 13RA15 | United States | Iowa | Dolomite | Ames Station Story Co. |
| 14RB6 | United States | New York | Limestone | Amsterdam |
| 5LA12 | Scotland | Sandstone | Anan | |
| 13RA45 | United States | Kentucky | Limestone | Anchorage |
| 14RA1 | United States | Indiana | Dolomite | Anderson |
| 6RB35 | United States | Connecticut | Gneiss | Ansonia |
| 9Lb38 | United States | Oregon | Diabase | Ashland |
| 11RA26 | United States | Kansas | Limestone | Atchison |
| 14LA2 | United States | Illinois | Dolomite | Aurora |
| 12LA4 | United States | Texas | Limestone | Austin |
| 13Lb26 | United States | Texas | Limestone | Austin |
| 13RB23 | United States | Texas | Limestone | Austin |
| 11RB3 | United States | Texas | Limestone | Austin |
| 8RA14 | United States | Indiana | Limestone | Avoca |
| 11LB27 | United States | Arkansas | Quartzite | Bald Knob |
| 7LA38 | United States | Maryland | Serpentine | Baltimore |
| 11LA11 | United States | Kentucky | Dolomite | Bardstown |
| 11RB22 | United States | Arkansas | Limestone | Batesville |
| 12rb12 | United States | Ohio | Dolomite | Bath Twp. Allen Co. |
| 10RB6 | United States | Missouri | Limestone | Bear Creek Marion Co. |
| 6LA35 | United States | Minnesota | Labradorite | Beaver City |
| 10LA19 | United States | Iowa | Limestone | Bedford |
| 8RA13 | United States | Indiana | Limestone | Bedford |
| 14RA24 | United States | Iowa | Limestone | Bedford |
| 12RB36 | United States | Indiana | Limestone | Bedford |
| 6RA28 | United States | New York | Sandstone | Belfast |
| 8La11 | United States | Illinois | Limestone | Belknap |
| 12RB34 | United States | Illinois | Limestone | Belknap |
| 11RB42 | United States | Washington | Sandstone | Bellingham |
| 8RA45 | United States | Washington | Sandstone | Bellingham |
| 13RA21 | United States | Iowa | Limestone | Bentonsport |
| 10RB37 | United States | West Virginia | Sandstone | Berkeley Springs |
| 10RB13 | United States | Iowa | Limestone | Blansett |
| 12La36 | United States | Kentucky | Limestone | Bloomfield |
| 14RB47 | United States | Kentucky | Limestone | Bloomfield |
| 10la10 | United States | Ohio | Limestone | Bloomville |
| 8RB31 | United States | Kentucky | Sandstone | Blue Lick Mountain |
| 14RB1 | United States | Indiana | Dolomite | Bluffton |
| 14rb11 | United States | Ohio | Dolomite | Bluffton |
| 8RA30 | United States | New York | Sandstone | Boiceville |
| 11LA13 | United States | Missouri | Dolomite | Booneville |
| 12RA15 | United States | Missouri | Dolomite | Booneville |
| 5RB43 | United States | New Jersey | Conglomerate | Boonton |
| 11RA12 | United States | Missouri | Dolomite | Bowling Green |
| 9LA46 | Canada | Sandstone | Brampton, Ontario | |
| 11RB40 | United States | Wisconsin | Quartz | Brandon |
| 12RB4 | United States | Illinois | Limestone | Breese |
| 5LB29 | United States | California | Basalt | Bridgeport |
| 10LB26 | United States | Massachusetts | Melaphyre | Brighton |
| 11LA20 | United States | Iowa | Limestone | Bristow |
| 9LB10 | United States | Iowa | Limestone | Bristow |
| 8RB30 | United States | New York | Sandstone | Broadhead's Bridge |
| 8RB28 | United States | New York | Sandstone | Broadhead's Bridge |
| 8LA33 | United States | Colorado | Sandstone | Buckhorn |
| 6LB33 | United States | Colorado | Sandstone | Buckhorn |
| 11RA6 | United States | New York | Limestone | Buffalo |
| 13LB15 | United States | Iowa | Dolomite | Buffalo |
| 11RB4 | United States | Wisconsin | Dolomite | Buffalo Co. |
| 11RB20 | United States | Iowa | Limestone | Burlington |
| 9LA9 | United States | Iowa | Limestone | Burlington |
| 9LB13 | United States | Iowa | Limestone | Burlington |
| 11RB2 | United States | Texas | Dolomite | Burnet |
| 7RA30 | United States | Texas | Sandstone | Burnet |
| 8RB13 | United States | Texas | Limestone | Burnet |
| 10RA9 | United States | Wisconsin | Dolomite | Byron |
| 13RB4 | United States | Wisconsin | Dolomite | Byron |
| 14RB35 | Spain | Limestone | Calatayud, Saragossa | |
| 12lb39 | United States | Alabama | Limestone | Calera |
| 7RA26 | United States | New York | Sandstone | Camden |
| 12LA7 | United States | New York | Limestone | Canajoharie |
| 6RB28 | United States | New York | Sandstone | Canisteo |
| 13LB32 | United States | Minnesota | Limestone | Canon City |
| 13LB7 | United States | Minnesota | Dolomite | Canon City |
| 11RB8 | United States | Pennsylvania | Dolomite | Carlisle |
| 14RA28 | United States | Tennessee | Limestone | Carter's Station Creek |
| 11LA39 | United States | Tennessee | Sandstone | Cater's Creek Davidson Co. |
| 12LB16 | United States | Iowa | Dolomite | Cedar Falls |
| 6RB4 | United States | Pennsylvania | Sandstone | Center Bridge |
| 6RB6 | United States | Pennsylvania | Sandstone | Center Bridge |
| 14RB9 | United States | Pennsylvania | Dolomite | Chambersburg |
| 11La14 | United States | Iowa | Limestone | Charles City |
| 8RA39 | United States | West Virginia | Sandstone | Charleston |
| 12RB30 | United States | New York | Marble | Chazy |
| 9Lb5 | United States | Oklahoma | Limestone | Cherokee |
| 8RA10 | United States | Illinois | Limestone | Chester |
| 13RB40 | United States | Illinois | Limestone | Chester |
| 12RA3 | United States | Illinois | Dolomite | Chicago |
| 14LB4 | United States | Illinois | Dolomite | Chicago |
| 14RB3 | United States | Illinois | Dolomite | Chicago |
| 11RB41 | United States | Tennessee | Sandstone | Church Mt. Granger Co. |