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Stone description: fine grain
| Wall Number | Country | State | Classification | Source Sort ascending |
|---|---|---|---|---|
| 7RA1 | Portugal | Limestone | Covoes, Coimbra | |
| 13LB11 | United States | Ohio | Dolomite | Covington |
| 13la10 | United States | Ohio | Limestone | Covington |
| 7RB26 | United States | New York | Sandstone | Covert |
| 5LB33 | United States | Minnesota | Quartzite | Courtland |
| 12LA34 | United States | Indiana | Limestone | Corydon |
| 12RA35 | United States | Indiana | Limestone | Corydon |
| 8RB19 | United States | Pennsylvania | Sandstone | Corry |
| 9LA11 | United States | Iowa | Limestone | Corning |
| 8RA29 | United States | New York | Sandstone | Corning |
| 6RA4 | United States | Pennsylvania | Sandstone | Connellsville |
| 8LB3 | Portugal | Marble | Condeixa a Velha, Combra | |
| 8LA3 | Portugal | Marble | Condeixa a Velha, Coimbra | |
| 6LA24 | United States | North Carolina | Granite | Concord |
| 10LA44 | United States | New Hampshire | Granite | Concord |
| 5LB43 | United States | New Hampshire | Granite | Concord |
| 5Lb44 | United States | New Hampshire | Granite | Concord |
| 14ra13 | United States | Ohio | Dolomite | Columbus Grove |
| 8LB43 | United States | Montana | Sandstone | Columbus |
| 8RA43 | United States | Montana | Sandstone | Columbus |
| 8LA43 | United States | Montana | Sandstone | Columbus |
| 5LA14 | United States | Ohio | Sandstone | Columbus |
| 7LA41 | United States | Montana | Sandstone | Columbus |
| 10la12 | United States | Ohio | Limestone | Columbus |
| 8RB42 | United States | Montana | Sandstone | Columbus |
| 8RB43 | United States | Montana | Sandstone | Columbus |
| 13RA39 | United States | Pennsylvania | Marble | Columbia |
| 13La39 | United States | Pennsylvania | Marble | Columbia |
| 6RA2 | United States | Pennsylvania | Sandstone | Columbia |
| 13RB39 | United States | Illinois | Limestone | Columbia |
| 6LB14 | United States | Pennsylvania | Diabase | Collins Station Lancaster Co. |
| 12RA8 | United States | New York | Limestone | Cobleskill |
| 7RA31 | United States | Colorado | Sandstone | Coal Creek |
| 6LB30 | United States | Kentucky | Sandstone | Cloveport |
| 7RA28 | United States | Kentucky | Sandstone | Cloveport |
| 8LB31 | United States | Kentucky | Sandstone | Cloveport |
| 8LA36 | United States | Missouri | Sandstone | Clinton |
| 10LB6 | United States | Missouri | Limestone | Clinton |
| 10LB7 | United States | Missouri | Limestone | Clinton |
| 13LB36 | United States | Utah | Marble | Clinton |
| 5LB9 | United States | Massachusetts | Granite | Clinton |
| 8RB37 | United States | Missouri | Sandstone | Clinton |
| 14LB16 | United States | Iowa | Dolomite | Clemont |
| 8RA42 | United States | Oregon | Basalt | Clackamas Station Clackamas Co |
| 10RB2 | Portugal | Marble | Cintra, Lisbon Dist. | |
| 11RB41 | United States | Tennessee | Sandstone | Church Mt. Granger Co. |
| 14LB4 | United States | Illinois | Dolomite | Chicago |
| 12RA3 | United States | Illinois | Dolomite | Chicago |
| 6RA26 | United States | Maine | Granite | Chesterville |
| 6RB18 | United States | Pennsylvania | Gneiss | Chester |
| 9LA41 | United States | Illinois | Sandstone | Chester |
| 9LA42 | United States | Illinois | Sandstone | Chester |
| 7LB17 | United States | Pennsylvania | Gneiss | Chester |
| 9LB24 | United States | Massachusetts | Gneiss | Charlton |
| 5LB39 | United States | South Carolina | Granite | Charleston |
| 11La14 | United States | Iowa | Limestone | Charles City |
| 9Lb19 | United States | Pennsylvania | Argillite (Slate) | Chapman's Station |
| 10LA37 | United States | Kansas | Sandstone | Chanute |
| 14RB9 | United States | Pennsylvania | Dolomite | Chambersburg |
| 13LB19 | United States | Vermont | Marble | Center Rutland |
| 12La19 | United States | Vermont | Marble | Center Rutland |
| 4RA20 | United States | Vermont | Marble | Center Rutland |
| 4RA21 | United States | Vermont | Marble | Center Rutland |
| 12RB19 | United States | Vermont | Marble | Center Rutland |
| 13RB19 | United States | Vermont | Marble | Center Rutland |
| 12RA20 | United States | Vermont | Marble | Center Rutland |
| 13RB21 | United States | Vermont | Marble | Center Rutland |
| 12LB19 | United States | Vermont | Marble | Center Rutland |
| 4LA20 | United States | Vermont | Marble | Center Rutland |
| 4LA21 | United States | Vermont | Marble | Center Rutland |
| 13LB17 | United States | Vermont | Marble | Center Rutland |
| 6RB6 | United States | Pennsylvania | Sandstone | Center Bridge |
| 13LB34 | Spain | Marble | Cehegin, Murcia | |
| 13RB47 | United States | Texas | Limestone | Cedar Park |
| 3C | United States | Texas | Limestone | Cedar Park |
| 13LB47 | United States | Texas | Limestone | Cedar Park |
| 15C | United States | Texas | Limestone | Cedar Park |
| 14RA48 | United States | Texas | Limestone | Cedar Park |
| 10LA26 | United States | Texas | Limestone | Cedar Park |
| 14La48 | United States | Texas | Limestone | Cedar Park |
| 11LA7 | United States | Pennsylvania | Marble | Cedar Hollow Lime Co. |
| 12LB16 | United States | Iowa | Dolomite | Cedar Falls |
| 11LA10 | United States | Georgia | Marble | Catoosa Co. |
| 11Lb36 | United States | Virginia | Diabase | Catlett's Station |
| 11LA39 | United States | Tennessee | Sandstone | Cater's Creek Davidson Co. |
| 5RA44 | United States | Vermont | Argillite (Slate) | Castleton |
| 6rb33 | United States | Colorado | Tuff | Castle rock |
| 14RB26 | Austria | Marble | Castione | |
| 6LA2 | Austria | Marble | Castione | |
| 14RB32 | Austria | Marble | Castione | |
| 7LB7 | Austria | Marble | Castione | |
| 14RA32 | Austria | Marble | Castione | |
| 8LA7 | Austria | Marble | Castione | |
| 14LA31 | Austria | Marble | Castione | |
| 14LA36 | Austria | Marble | Castione | |
| 7RB13 | Austria | Marble | Castione | |
| 7RB15 | Austria | Marble | Castione | |
| 1R12 | Italy | Marble | Carrara | |
| 1R14 | Italy | Marble | Carrara | |
| 4R1 | Italy | Marble | Carrara |