Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Stone description: fine grain
| Wall Number | Country Sort ascending | State | Classification | Source |
|---|---|---|---|---|
| 8La18 | United States | Pennsylvania | Argillite (Slate) | Bangor |
| 8RA28 | United States | New York | Sandstone | Guilford |
| 8RA29 | United States | New York | Sandstone | Corning |
| 9RB10 | United States | Iowa | Limestone | Davenport |
| 10RA1 | United States | Virginia | Marble | Near National Bridge |
| 11LA32 | United States | Montana | Marble | Helena |
| 11RB33 | United States | Oregon | Sandstone | Jacksonville |
| 12RA12 | United States | Ohio | Dolomite | Lexington |
| 13RB10 | United States | Ohio | Dolomite | Sandusky |
| 14LB2 | United States | Vermont | Marble | Isle LaMotte |
| 14RB46 | United States | Kentucky | Limestone | Stewart's Mill Clark Co. |
| 3R2 | United States | Vermont | Marble | W. Rutland |
| 5Lb44 | United States | New Hampshire | Granite | Concord |
| 6La8 | United States | Pennsylvania | Sandstone | Altoona |
| 6RB45 | United States | Vermont | Granite | Brunswick |
| 7RA32 | United States | Minnesota | Sandstone | Dresback |
| 8LB27 | United States | Maine | Granite | St. George |
| 8RB34 | United States | Minnesota | Sandstone | Dakota |
| 9RA20 | United States | Pennsylvania | Sandstone | Uniontown |
| 10LA42 | United States | New Jersey | Diabase | Jersey City |
| 10RB19 | United States | North Carolina | Marble | Red Marble Gap |
| 11LB6 | United States | Pennsylvania | Dolomite | Harrisburg |
| 12LA6 | United States | Wisconsin | Dolomite | Duck Cr. Station Brown Co. |
| 12RB17 | United States | Iowa | Dolomite | Garrison |
| 13LB4 | United States | Wisconsin | Dolomite | Racine |
| 14LA18 | United States | Vermont | Marble | S. Wallingford |
| 14RA4 | United States | Illinois | Dolomite | Sag's Bridge |
| 1L1 | United States | Connecticut | Gneiss | Milford |
| 5LA28 | United States | Kentucky | Sandstone | Grayson Spgs |
| 5RB34 | United States | Minnesota | Quartz | Lake Co. |
| 6RA2 | United States | Pennsylvania | Sandstone | Columbia |
| 7LB17 | United States | Pennsylvania | Gneiss | Chester |
| 8La19 | United States | Pennsylvania | Diabase | Goldsboro |
| 7Lb19 | United States | Ohio | Sandstone | Portsmouth |
| 9La7 | United States | Vermont | Marble | Rutland |
| 9RB12 | United States | Iowa | Limestone | Independence |
| 10RA11 | United States | Pennsylvania | Dolomite | York |
| 11LA33 | United States | Ohio | Limestone | Lumberton |
| 11RB34 | United States | Oregon | Sandstone | Dallas |
| 12RA13 | United States | Ohio | Dolomite | Lima |
| 13RB11 | United States | Ohio | Dolomite | Yellow Springs |
| 14LB21 | United States | Iowa | Limestone | Dudley Sta. Wapello Co. |
| 5LB7 | United States | Ohio | Sandstone | N. Bloomfield |
| 6LB1 | United States | Pennsylvania | Sandstone | Plains |
| 6RB46 | United States | Vermont | Granite | Barre |
| 7RA33 | United States | Connecticut | Sandstone | Portland |
| 8LB28 | United States | New York | Sandstone | Hulberton |
| 9RA21 | United States | Ohio | Sandstone | Monclava |
| 10LA43 | United States | New Hampshire | Granite | Rumney |
| 11LB7 | United States | Pennsylvania | Dolomite | Reading |
| 12LA8 | United States | Minnesota | Dolomite | Frontenac |
| 12RB19 | United States | Vermont | Marble | Center Rutland |
| 13LB40 | United States | Maryland | Marble | Union Bridge |
| 5LA29 | United States | California | Granite | Rocklin |
| 5RB35 | United States | Connecticut | Diabase | New Haven |
| 6RA26 | United States | Maine | Granite | Chesterville |
| 5RB36 | United States | Connecticut | Granite | W. Norfolk |
| 6RA29 | United States | New York | Sandstone | Albion |
| 7LB22 | United States | North Carolina | Gneiss | Shelby |
| 8LA20 | United States | Ohio | Sandstone | Portsmouth |
| 8RA30 | United States | New York | Sandstone | Boiceville |
| 9La8 | United States | Vermont | Marble | Southerland Falls |
| 9RB16 | United States | Maryland | Marble | New Windsor |
| 10RA12 | United States | Kansas | Dolomite | Richland Twp. Butler Co. |
| 11LA35 | United States | Virginia | Granite | Namozine Dist. |
| 11RB35 | United States | Montana | Sandstone | Great Falls |
| 12RA14 | United States | Ohio | Limestone | Dayton |
| 13La39 | United States | Pennsylvania | Marble | Columbia |
| 13RB12 | United States | Ohio | Dolomite | Greenfield |
| 14LB22 | United States | Iowa | Limestone | Dudley Sta. Wapello Co. |
| 3R9 | United States | Vermont | Marble | W. Rutland |
| 5LB9 | United States | Massachusetts | Granite | Clinton |
| 6LB14 | United States | Pennsylvania | Diabase | Collins Station Lancaster Co. |
| 6RB47 | United States | Vermont | Granite | Ryegate |
| 7RA41 | United States | New Hampshire | Granite | Sunapee |
| 8LB29 | United States | New York | Sandstone | Reedsville |
| 8RB37 | United States | Missouri | Sandstone | Clinton |
| 9RA27 | United States | New York | Sandstone | Guilford Cntr. Chenango Co. |
| 10LA44 | United States | New Hampshire | Granite | Concord |
| 10RB20 | United States | Pennsylvania | Argillite (Slate) | Slatington |
| 11RA1 | United States | Indiana | Dolomite | Wabash |
| 12LA9 | United States | Pennsylvania | Dolomite | Orbisonia |
| 12RB2 | United States | Vermont | Marble | Isle LaMotte |
| 13LB42 | United States | Illinois | Limestone | Iuka |
| 14LA2 | United States | Illinois | Dolomite | Aurora |
| 5LA31 | United States | Colorado | Granite | Salida |
| 5LA33 | United States | Minnesota | Diabase | Duluth |
| 6RA30 | United States | Kentucky | Sandstone | Whitney Co. |
| 7LB24 | United States | Maine | Granite | Pownal |
| 8LA24 | United States | North Carolina | Sandstone | Sanford |
| 8RA31 | United States | Kentucky | Sandstone | Pineville |
| 9RB18 | United States | Pennsylvania | Sandstone | Scottsdale |
| 10RA13 | United States | Ohio | Dolomite | White House |
| 11RB36 | United States | New Hampshire | Granite | Enfield |
| 12RA15 | United States | Missouri | Dolomite | Booneville |
| 13LA4 | United States | Wisconsin | Dolomite | River Falls Pierce Co. |
| 13RB15 | United States | Iowa | Dolomite | Quarry, Marshall Co. |
| 14LB26 | United States | Kansas | Limestone | Irving |
| 5RA10 | United States | Ohio | Sandstone | Berea |
| 6LB15 | United States | Pennsylvania | Argillite (Slate) | Slatington |