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Stone description: fine grain
| Wall Number | Country | State | Classification | Source Sort ascending |
|---|---|---|---|---|
| 9RA17 | United States | Pennsylvania | Argillite (Slate) | Lynnport |
| 10LB18 | United States | Pennsylvania | Argillite (Slate) | Lynnport |
| 11LA33 | United States | Ohio | Limestone | Lumberton |
| 8RA19 | United States | Pennsylvania | Sandstone | Lumberton |
| 12LB12 | United States | Kentucky | Dolomite | Louisville |
| 5RB25 | United States | North Carolina | Granite | Louisburg |
| 10LB27 | United States | North Carolina | Granite | Louisburg |
| 5RB30 | United States | California | Tuff | Lordsburg |
| 11LB1 | United States | Indiana | Dolomite | Longwood |
| 8RA33 | United States | Colorado | Sandstone | Longmont |
| 8RB3 | Portugal | Limestone | Lombas, Leiria | |
| 7RA43 | United States | Wisconsin | Granite | Lohrville |
| 14LA1 | United States | Indiana | Dolomite | Logansport |
| 8LA30 | United States | New York | Sandstone | Lockport |
| 13LB6 | United States | New York | Dolomite | Lockport |
| 6La30 | United States | Kentucky | Sandstone | Livingstone |
| 13La46 | United States | Kentucky | Limestone | Livingstone |
| 7LA29 | United States | California | Sandstone | Livermore |
| 7LB29 | United States | California | Sandstone | Livermore |
| 8RB39 | United States | New Jersey | Sandstone | Little Falls |
| 5RA11 | United States | Ohio | Sandstone | Lithopolis |
| 13LB43 | United States | Kentucky | Limestone | Litchfield |
| 6LA26 | United States | Maine | Granite | Lincolnville |
| 12La13 | United States | Kentucky | Dolomite | Lincoln Co. |
| 13LB44 | United States | Kentucky | Limestone | Lincoln Co. |
| 12RA13 | United States | Ohio | Dolomite | Lima |
| 10LA11 | United States | Ohio | Dolomite | Lima |
| 12RA12 | United States | Ohio | Dolomite | Lexington |
| 8RB25 | United States | North Carolina | Granite | Lexington |
| 5LB19 | United States | Massachusetts | Granite | Leominister |
| 13LB2 | United States | Illinois | Dolomite | Lemont |
| 13LA2 | United States | Illinois | Dolomite | Lemont |
| 11RA3 | United States | Illinois | Dolomite | Lemont |
| 13RA2 | United States | Illinois | Dolomite | Lemont |
| 12LB3 | United States | Illinois | Dolomite | Lemont |
| 4LB19 | Italy | Limestone | Leghorn | |
| 13LB29 | Italy | Limestone | Leghorn | |
| 1L2 | United States | Connecticut | Granite | Leete lsl. |
| 4LB20 | United States | Connecticut | Granite | Leete Isl. |
| 5RA16 | United States | Ohio | Sandstone | Leesville |
| 11RB31 | United States | Virginia | Diabase | Leesburg |
| 13RB31 | United States | Massachusetts | Marble | Lee |
| 7La15 | United States | Pennsylvania | Limestone | Lebanon |
| 7La16 | United States | Pennsylvania | Limestone | Lebanon |
| 14RB43 | United States | Kentucky | Limestone | Lebanon |
| 7RA15 | United States | Pennsylvania | Limestone | Lebanon |
| 11LB10 | United States | Kansas | Limestone | Leavenworth |
| 14RB10 | United States | Pennsylvania | Dolomite | Leaman Place Lancaster Co. |
| 12LB7 | United States | New York | Limestone | Le Roy |
| 5LB32 | United States | Colorado | Granite | Lawson |
| 8RA47 | United States | New Mexico | Sandstone | Las Vegas |
| 11LB44 | United States | New Mexico | Sandstone | Las Vegas |
| 8La47 | United States | New Mexico | Sandstone | Las Vegas |
| 7RA44 | United States | New Mexico | Sandstone | Las Vegas |
| 9Lb44 | United States | Wyoming | Sandstone | Laramie |
| 11La17 | United States | Iowa | Dolomite | Lansing |
| 11RA14 | United States | Iowa | Dolomite | Lansing |
| 13Lb8 | United States | Pennsylvania | Marble | Lancaster |
| 6LB43 | United States | New Jersey | Diabase | Lambertville |
| 5RB34 | United States | Minnesota | Quartz | Lake Co. |
| 12RA11 | United States | Kentucky | Limestone | Lagrange |
| 13LA14 | United States | Iowa | Dolomite | La Porte |
| 12LA17 | United States | Iowa | Dolomite | La Porte |
| 13LA5 | United States | Wisconsin | Dolomite | La Crosse |
| 7LB45 | United States | Michigan | Sandstone | L'Anse |
| 8LA14 | United States | Indiana | Limestone | Kokomo |
| 8RA27 | United States | Maine | Schist | Knightsville |
| 8RA38 | United States | Arizona | Tuff | Kirkland |
| 7LA36 | United States | Arizona | Tuff | Kirkland |
| 7RQ | United States | Ohio | Sandstone | Kipton |
| 5RQ | United States | Ohio | Sandstone | Kipton |
| 8LA9 | Canada | Limestone | Kingston | |
| 14La10 | United States | Pennsylvania | Dolomite | Kerberburgh |
| 9La10 | United States | Iowa | Limestone | Keosauque Station |
| 13RA12 | United States | Ohio | Dolomite | Kelley's Isl. |
| 6RB44 | United States | New Hampshire | Granite | Keene |
| 12RA31 | United States | Maryland | Marble | Keedysville |
| 12RA9 | United States | Minnesota | Dolomite | Kasota |
| 12LB8 | United States | Minnesota | Dolomite | Kasota |
| 11LA6 | United States | Minnesota | Dolomite | Kasota |
| 14LA25 | Austria | Marble | Karst | |
| 14RB4 | United States | Illinois | Dolomite | Kankakee |
| 12LB22 | United States | Kansas | Limestone | Junction City |
| 9RA33 | United States | Minnesota | Sandstone | Jordan |
| 11LB29 | United States | Missouri | Sandstone | Jones Station Ralls Co. |
| 12LA31 | United States | Illinois | Limestone | Joliet |
| 12RA30 | United States | Illinois | Limestone | Joliet |
| 14RA2 | United States | Illinois | Dolomite | Joilet |
| 12LA3 | United States | Illinois | Dolomite | Joilet |
| 14LA3 | United States | Illinois | Dolomite | Joilet |
| 13RB2 | United States | Illinois | Dolomite | Joilet |
| 11RB1 | United States | Illinois | Dolomite | Joilet |
| 6RA10 | United States | Pennsylvania | Sandstone | Johnstown |
| 10LA42 | United States | New Jersey | Diabase | Jersey City |
| 10RB46 | United States | New Jersey | Diabase | Jersey City |
| 7RB31 | United States | Colorado | Sandstone | Jefferson Co. |
| 11LA12 | United States | Missouri | Dolomite | Jefferson City |
| 7RB23 | United States | Maine | Gneiss | Jefferson |
| 8RA3 | Portugal | Limestone | Janianes, Coimbra | |
| 14LA46 | Portugal | Limestone | Janianes, Coimbra |