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 descending | State | Classification | Source |
|---|---|---|---|---|
| 5LB33 | United States | Minnesota | Quartzite | Courtland |
| 6LA39 | United States | Massachusetts | Gneiss | Monson |
| 6RB35 | United States | Connecticut | Gneiss | Ansonia |
| 7RA23 | United States | North Carolina | Granite | Gastonia |
| 8LB15 | United States | Wisconsin | Limestone | Hayton |
| 8RB28 | United States | New York | Sandstone | Broadhead's Bridge |
| 10LB49 | United States | New Mexico | Serpentine | Grant County Gila River |
| 11La17 | United States | Iowa | Dolomite | Lansing |
| 11RB25 | United States | Utah | Limestone | Payson |
| 12lb39 | United States | Alabama | Limestone | Calera |
| 13LA17 | United States | Vermont | Marble | Rutland |
| 13RA39 | United States | Pennsylvania | Marble | Columbia |
| 14LB11 | United States | Ohio | Dolomite | Greenfield |
| 9RB12 | United States | Iowa | Limestone | Independence |
| 14RB9 | United States | Pennsylvania | Dolomite | Chambersburg |
| 5LA15 | United States | Ohio | Sandstone | Rockville |
| 5RB27 | United States | Maine | Diabase | Addison |
| 6RA1 | United States | Pennsylvania | Sandstone | Mainesburgh |
| 7LA36 | United States | Arizona | Tuff | Kirkland |
| 8L48 | United States | Ohio | Sandstone | Berea |
| 8RA24 | United States | North Carolina | Sandstone | Durham |
| 9LA4 | United States | Colorado | Limestone | Pitkin |
| 10LA34 | United States | Maine | Granite | St. Thomaston |
| 10RA44 | United States | New Jersey | Diabase | W. New York |
| 11Lb36 | United States | Virginia | Diabase | Catlett's Station |
| 12RB1 | United States | Indiana | Dolomite | Decatur |
| 13LB21 | United States | Iowa | Limestone | Independence |
| 14LA1 | United States | Indiana | Dolomite | Logansport |
| 14RA23 | United States | Iowa | Limestone | Mason City |
| 6LA43 | United States | New Jersey | Sandstone | Pleasant Val. |
| 6RB36 | United States | Connecticut | Granite | Thomaston |
| 7RA26 | United States | New York | Sandstone | Camden |
| 8LB16 | United States | Mississippi | Limestone | Teshomingo County |
| 8RB29 | United States | New York | Sandstone | Albion |
| 9RA11 | United States | Iowa | Limestone | Sigourney Station, Keokuk Co. |
| 10LB5 | United States | Colorado | Marble | Canon City |
| 11LA2 | United States | Michigan | Dolomite | Raisinville |
| 11RB27 | United States | Virginia | Granite | Near Richmond |
| 12LB6 | United States | New York | Limestone | Schoharie |
| 13LA18 | United States | Vermont | Marble | Rutland |
| 13RA4 | United States | Wisconsin | Dolomite | Milwaukee |
| 14LB12 | United States | Ohio | Dolomite | Tiffin |
| 9RB16 | United States | Maryland | Marble | New Windsor |
| 15C | United States | Texas | Limestone | Cedar Park |
| 5LA16 | United States | Ohio | Sandstone | Windsor |
| 5RB30 | United States | California | Tuff | Lordsburg |
| 6RA10 | United States | Pennsylvania | Sandstone | Johnstown |
| 7LA37 | United States | Maryland | Serpentine | Deer Creek |
| 8RA25 | United States | North Carolina | Sandstone | Egypt |
| 9LA40 | United States | Illinois | Sandstone | Pinckneyville |
| 10LA35 | United States | Minnesota | Quartz | Duluth |
| 10Ra48 | United States | Tennessee | Gneiss | Wolf Creek Cocke Co. |
| 11LB37 | United States | Virginia | Granite | Manchester |
| 12RB10 | United States | Pennsylvania | Dolomite | Williams's Station Berk's Co. |
| 13LB22 | United States | Missouri | Limestone | Amazonia |
| 14La10 | United States | Pennsylvania | Dolomite | Kerberburgh |
| 5LB38 | United States | Maryland | Gneiss | Baltimore |
| 6LA44 | United States | New Hampshire | Granite | Troy |
| 7RA27 | United States | New York | Sandstone | Albion |
| 8LB17 | United States | Pennsylvania | Limestone | Richland Station Lebanon Co. |
| 10LB6 | United States | Missouri | Limestone | Clinton |
| 11LA20 | United States | Iowa | Limestone | Bristow |
| 11RB29 | United States | Virginia | Sandstone | Manassas |
| 12LB7 | United States | New York | Limestone | Le Roy |
| 13LA19 | United States | Iowa | Limestone | Davenport |
| 13RA45 | United States | Kentucky | Limestone | Anchorage |
| 14LB13 | United States | Ohio | Limestone | Dayton |
| 9RB18 | United States | Pennsylvania | Sandstone | Scottsdale |
| 16C | United States | Alabama | Limestone | Rockwood |
| 5LA18 | United States | Ohio | Sandstone | Plymouth |
| 5RB31 | United States | Georgia | Marble | Holly Spgs. |
| 6RA17 | United States | Pennsylvania | Sandstone | Greensburgh |
| 7LA38 | United States | Maryland | Serpentine | Baltimore |
| 8LA14 | United States | Indiana | Limestone | Kokomo |
| 8RA26 | United States | North Carolina | Sandstone | Morrisville |
| 9LA41 | United States | Illinois | Sandstone | Chester |
| 10LA37 | United States | Kansas | Sandstone | Chanute |
| 10RA5 | United States | Vermont | Marble | Mallett's Bay |
| 11LB38 | United States | Virginia | Granite | Fredericksburg |
| 12rb12 | United States | Ohio | Dolomite | Bath Twp. Allen Co. |
| 14LA12 | United States | Ohio | Dolomite | Yellow Springs |
| 3R11 | United States | Vermont | Marble | W. Rutland |
| 5LB39 | United States | South Carolina | Granite | Charleston |
| 6LA46 | United States | Michigan | Sandstone | Portage Entry |
| 6RB39 | United States | Ohio | Sandstone | Sunbury |
| 7RA28 | United States | Kentucky | Sandstone | Cloveport |
| 8RB30 | United States | New York | Sandstone | Broadhead's Bridge |
| 9RA16 | United States | Minnesota | Limestone | St. Paul |
| 10LB7 | United States | Missouri | Limestone | Clinton |
| 11LA21 | United States | Missouri | Limestone | Pleasant Hill |
| 11RB3 | United States | Texas | Limestone | Austin |
| 12LB8 | United States | Minnesota | Dolomite | Kasota |
| 13LA2 | United States | Illinois | Dolomite | Lemont |
| 13RA47 | United States | Alabama | Limestone | Rockwood |
| 14LB15 | United States | Iowa | Dolomite | Manchester |
| 14RB38 | United States | Pennsylvania | Marble | Pine Grove Schuylkill Co. |
| 9RB19 | United States | Pennsylvania | Sandstone | Erie |
| 17C | United States | Minnesota | Limestone | Mankato |
| 5LA19 | United States | Ohio | Sandstone | Mt. Gilead |
| 5RB32 | United States | Colorado | Diorite | Monarch |