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Stone description: compact
| Wall Number | Country | State Sort ascending | Classification | Source |
|---|---|---|---|---|
| 9RB14 | United States | Iowa | Limestone | Tipton |
| 13RA19 | United States | Iowa | Limestone | Macedonia |
| 14RB14 | United States | Iowa | Limestone | Le-Grand |
| 13RA20 | United States | Iowa | Limestone | Sigourney Station, Keokuk Co. |
| 14RB15 | United States | Iowa | Dolomite | Dubuque |
| 12LA15 | United States | Iowa | Dolomite | Marshalltown |
| 13RA21 | United States | Iowa | Limestone | Bentonsport |
| 14RB16 | United States | Iowa | Dolomite | Franklin |
| 12LA17 | United States | Iowa | Dolomite | La Porte |
| 14RB20 | United States | Iowa | Limestone | Winterset |
| 12LA20 | United States | Iowa | Limestone | Iowa City |
| 14RB21 | United States | Iowa | Limestone | Pella Station, Marion Co. |
| 12LA21 | United States | Iowa | Limestone | Tipton |
| 14LA15 | United States | Iowa | Dolomite | Waterloo |
| 14RB22 | United States | Iowa | Limestone | Stennett |
| 14LA17 | United States | Iowa | Dolomite | Keokuk |
| 14RB23 | United States | Iowa | Limestone | Montour |
| 12RA17 | United States | Iowa | Dolomite | Garrison |
| 13LB13 | United States | Iowa | Limestone | Mason City |
| 12RA21 | United States | Iowa | Limestone | Marshalltown |
| 13LB14 | United States | Iowa | Dolomite | Delphi |
| 14LA20 | United States | Iowa | Limestone | Mt. Pleasant |
| 13LB15 | United States | Iowa | Dolomite | Buffalo |
| 14LA21 | United States | Iowa | Limestone | Marble Rock |
| 9La10 | United States | Iowa | Limestone | Keosauque Station |
| 11LB20 | United States | Iowa | Limestone | Iowa Falls |
| 9LB9 | United States | Iowa | Limestone | Earlham |
| 13LB16 | United States | Iowa | Limestone | Decorah |
| 14LA22 | United States | Iowa | Limestone | Davenport |
| 9LA11 | United States | Iowa | Limestone | Corning |
| 9RB9 | United States | Iowa | Limestone | Mt. Pleasant |
| 9RA10 | United States | Iowa | Limestone | Ottumwa |
| 9LA12 | United States | Iowa | Limestone | Earlham |
| 9RA11 | United States | Iowa | Limestone | Sigourney Station, Keokuk Co. |
| 12RA33 | United States | Indiana | Limestone | Spencer |
| 12RA34 | United States | Indiana | Limestone | Oakalla |
| 8LA13 | United States | Indiana | Limestone | Fort Ritner |
| 12RA35 | United States | Indiana | Limestone | Corydon |
| 8LA14 | United States | Indiana | Limestone | Kokomo |
| 8LA15 | United States | Indiana | Limestone | Greenscastle |
| 12LB1 | United States | Indiana | Dolomite | Eaton |
| 11RA1 | United States | Indiana | Dolomite | Wabash |
| 11La1 | United States | Indiana | Dolomite | St. Paul |
| 14LB1 | United States | Indiana | Dolomite | Montpelier |
| 12RB1 | United States | Indiana | Dolomite | Decatur |
| 13RB41 | United States | Indiana | Limestone | N. Vernon |
| 14RB1 | United States | Indiana | Dolomite | Bluffton |
| 12LB36 | United States | Indiana | Limestone | Salem |
| 12LA1 | United States | Indiana | Dolomite | Greensburgh |
| 14RB12 | United States | Indiana | Limestone | Oakdale |
| 14LA1 | United States | Indiana | Dolomite | Logansport |
| 11LB1 | United States | Indiana | Dolomite | Longwood |
| 8RA13 | United States | Indiana | Limestone | Bedford |
| 12RB36 | United States | Indiana | Limestone | Bedford |
| 8RA14 | United States | Indiana | Limestone | Avoca |
| 8RA15 | United States | Indiana | Limestone | Putnamville |
| 12LA34 | United States | Indiana | Limestone | Corydon |
| 14RA1 | United States | Indiana | Dolomite | Anderson |
| 8LA12 | United States | Illinois | Limestone | Kinderhook |
| 13RB2 | United States | Illinois | Dolomite | Joilet |
| 12RA4 | United States | Illinois | Limestone | Quincy |
| 14RA2 | United States | Illinois | Dolomite | Joilet |
| 13LB42 | United States | Illinois | Limestone | Iuka |
| 13LA2 | United States | Illinois | Dolomite | Lemont |
| 14RA3 | United States | Illinois | Dolomite | Saline |
| 13RB38 | United States | Illinois | Limestone | Sagetown |
| 14RA4 | United States | Illinois | Dolomite | Sag's Bridge |
| 13RB40 | United States | Illinois | Limestone | Chester |
| 12LB3 | United States | Illinois | Dolomite | Lemont |
| 13LA42 | United States | Illinois | Limestone | Quincy |
| 13RA2 | United States | Illinois | Dolomite | Lemont |
| 11RA3 | United States | Illinois | Dolomite | Lemont |
| 14LB4 | United States | Illinois | Dolomite | Chicago |
| 8RA10 | United States | Illinois | Limestone | Chester |
| 8RA11 | United States | Illinois | Limestone | Rockport |
| 8RA12 | United States | Illinois | Limestone | Jonesborough |
| 12RB34 | United States | Illinois | Limestone | Belknap |
| 12LA3 | United States | Illinois | Dolomite | Joilet |
| 11RB1 | United States | Illinois | Dolomite | Joilet |
| 14LA2 | United States | Illinois | Dolomite | Aurora |
| 12LA31 | United States | Illinois | Limestone | Joliet |
| 14RB3 | United States | Illinois | Dolomite | Chicago |
| 12LA32 | United States | Illinois | Limestone | Jonesborough |
| 12RB4 | United States | Illinois | Limestone | Breese |
| 12RA3 | United States | Illinois | Dolomite | Chicago |
| 12RA30 | United States | Illinois | Limestone | Joliet |
| 13LB2 | United States | Illinois | Dolomite | Lemont |
| 14LA3 | United States | Illinois | Dolomite | Joilet |
| 8La11 | United States | Illinois | Limestone | Belknap |
| 12LA37 | United States | Alabama | Limestone | Trinity |
| 7lA7 | United States | Alabama | Limestone | Florence |
| 12lb39 | United States | Alabama | Limestone | Calera |
| 7ra8 | United States | Alabama | Limestone | Dickson |
| 7RA9 | United States | Alabama | Limestone | Tuscumbia |
| 9LB36 | United States | Alabama | Sandstone | Greensport |
| 14LA44 | Portugal | Limestone | Serra de Boa Viagem, Coimbra | |
| 9LA14 | Spain | Limestone | Murcia, Murcia | |
| 9RA14 | Spain | Limestone | Saragossa Prov. | |
| 10RB17 | Spain | Limestone | Ricla, Saragossa | |
| 14LA45 | Portugal | Limestone | Ega, Coimbra |