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Stone description: biotite
| Wall Number | Country Sort descending | State | Classification | Source |
|---|---|---|---|---|
| S1-21 | Italy | Granite | Biella | |
| S1-25 | Italy | Granite | Baveno | |
| S1-27 | Italy | Granite | Mergozza | |
| 10LB21 | United States | Massachusetts | Granite | Framingham |
| 5LA30 | United States | Texas | Granite | Nr. Llano |
| 6LB45 | United States | Vermont | Granite | Brattleboro |
| 9RB23 | United States | Maine | Granite | Hurricane Isl. |
| 11RA36 | United States | Tennessee | Granite | Rip Shin Mt. |
| 5RB22 | United States | North Carolina | Granite | Mt. Monroe |
| 7Lb18 | United States | Pennsylvania | Gneiss | Chester |
| S2-92 | United States | Maine | Granite | High Pine |
| 10LB24 | United States | Massachusetts | Granite | Framingham |
| 5LA31 | United States | Colorado | Granite | Salida |
| 6RA23 | United States | North Carolina | Granite | Salisbury |
| S1-11 | United States | Rhode Island | Granite | Westerly |
| 11RB27 | United States | Virginia | Granite | Near Richmond |
| 5RB23 | United States | North Carolina | Granite | Mooresville |
| 7LB22 | United States | North Carolina | Gneiss | Shelby |
| S2-93 | United States | Vermont | Granite | Derby |
| 10LB25 | United States | Massachusetts | Gneiss | Northfield |
| 5LA32 | United States | Colorado | Granite | Platte Canon |
| 6RA24 | United States | North Carolina | Granite | Salisbury |
| S1-12 | United States | Unknown | Granite | Unknown |
| 11RB30 | United States | Virginia | Schist | Farquier Co. |
| 5RB24 | United States | North Carolina | Granite | Warrenton |
| 7LB24 | United States | Maine | Granite | Pownal |
| S2-94 | United States | Maine | Granite | North Jay |
| 10LB27 | United States | North Carolina | Granite | Louisburg |
| 5LA38 | United States | Maryland | Granite | Bethesda |
| 6RA25 | United States | Maine | Gneiss | Turner |
| S1-13 | United States | Unknown | Granite | Unknown |
| 11RB32 | United States | Virginia | Granite | Namozine Dist. |
| 5RB25 | United States | North Carolina | Granite | Louisburg |
| 7LB38 | United States | Maryland | Granite | Woodstock |
| S2-95 | United States | North Carolina | Granite | Mt. Airy |
| 10LB29 | United States | Maine | Granite | St. Thomaston |
| 5LA39 | United States | South Carolina | Granite | Aiken Co. |
| 6RA26 | United States | Maine | Granite | Chesterville |
| S1-14 | United States | Unknown | Granite | Unknown |
| 11RB36 | United States | New Hampshire | Granite | Enfield |
| 7LB41 | United States | Montana | Granite | Lewis & Clark Co. |
| S2-96 | United States | North Carolina | Granite | Mt. Airy |
| 10Lb30 | United States | Maine | Granite | Mt. Desert |
| 5La40 | United States | South Carolina | Granite | Greenville |
| 6RA27 | United States | Maine | Granite | Brunswick |
| S1-16 | United States | Maine | Granite | Unknown |
| 11RB39 | United States | Michigan | Granite | Vulcan |
| 5RB36 | United States | Connecticut | Granite | W. Norfolk |
| 7RA24 | United States | Maine | Granite | Crotch Isl. |
| S2-97 | United States | North Carolina | Granite | Mt. Airy |
| 10Lb31 | United States | Maine | Granite | W. Sullivan |
| 5LA43 | United States | New Hampshire | Gneiss | Sunapee |
| 6RA35 | United States | Connecticut | Granite | Millstone Point |
| S1-17 | United States | Unknown | Granite | Unknown |
| 12B | United States | Maine | Granite | Mt. Desert |
| 5RB38 | United States | North Carolina | Granite | Winston |
| 7RA25 | United States | Maine | Granite | Canaan |
| S2-98 | United States | North Carolina | Granite | Mt. Airy |
| 10LB42 | United States | Montana | Granite | Baxendale |
| 5La46 | United States | Rhode Island | Granite | Westerly |
| 6RA36 | United States | Connecticut | Gneiss | Gastonbury |
| S1-18 | United States | Unknown | Granite | Unknown |
| 13B | United States | Georgia | Granite | Elberton |
| 5RB39 | United States | Maryland | Granite | Montrose |
| 7RA35 | United States | Missouri | Granite | Graniteville |
| S2-99 | United States | North Carolina | Granite | Mt. Airy |
| 10LB43 | United States | New Hampshire | Granite | Hanover |
| 5LB12 | United States | Massachusetts | Granite | Freetown |
| 6RA38 | United States | North Carolina | Granite | Gaston Co. |
| S1-19 | United States | Unknown | Granite | Unknown |
| 16B | United States | Maine | Granite | Frankfort |
| 5RB40 | United States | South Carolina | Granite | Columbia |
| 7RA37 | United States | Missouri | Granite | Syenite |
| 10LB44 | United States | New Hampshire | Granite | Manchester |
| 5LB19 | United States | Massachusetts | Granite | Leominister |
| 6RA39 | United States | Massachusetts | Granite | N. Easton |
| S1-20 | United States | Unknown | Granite | Unknown |
| 1EE | United States | Minnesota | Granite | Rockville |
| 5RB41 | United States | South Carolina | Granite | Fairfield Co. |
| 7RA43 | United States | Wisconsin | Granite | Lohrville |
| 10LB45 | United States | New Hampshire | Granite | Plymouth |
| 5LB20 | United States | North Carolina | Gneiss | Jamestown |
| 6RA44 | United States | New Hampshire | Granite | Milford |
| 1L2 | United States | Connecticut | Granite | Leete lsl. |
| 5RB42 | United States | New Jersey | Gneiss | Bloomingdale |
| 7RB22 | United States | North Carolina | Granite | Warren Plains |
| 10LB48 | United States | Rhode Island | Granite | West Greenwich |
| 5LB21 | United States | North Carolina | Gneiss | Henry's Station McDowel Co. |
| 6RA45 | United States | Vermont | Granite | Newark |
| 1R1 | United States | Connecticut | Granite | Leete Isl. |
| 5RB9 | United States | Massachusetts | Granite | Randolph |
| 7RB29 | United States | Texas | Granite | Burnet |
| 10RA34 | United States | Virginia | Granite | Tuckahoe Dist. |
| 5LB23 | United States | North Carolina | Granite | Davidson College |
| 6RA46 | United States | Michigan | Gneiss | Vulcan |
| 1R2 | United States | Connecticut | Granite | Leete Isl. |
| 6B | United States | North Carolina | Granite | Salisbury |
| 7RB33 | United States | Connecticut | Granite | Waterford |
| 10RA37 | United States | New Hampshire | Granite | Mason |
| 5LB30 | United States | Georgia | Granite | Ogelsby |