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Stone description: biotite
| Wall Number Sort descending | Country | State | Classification | Source |
|---|---|---|---|---|
| S1-14 | United States | Unknown | Granite | Unknown |
| S1-16 | United States | Maine | Granite | Unknown |
| S1-17 | United States | Unknown | Granite | Unknown |
| S1-18 | United States | Unknown | Granite | Unknown |
| S1-19 | United States | Unknown | Granite | Unknown |
| S1-20 | United States | Unknown | Granite | Unknown |
| S1-21 | Italy | Granite | Biella | |
| S1-25 | Italy | Granite | Baveno | |
| S1-27 | Italy | Granite | Mergozza | |
| S1-28 | United States | Unknown | Granite | Unknown |
| S1-30 | United States | Massachusetts | Granite | Milford |
| S1-33 | United States | Massachusetts | Granite | Milford |
| S2-47 | United States | Vermont | Granite | Barre |
| S2-50 | United States | Massachusetts | Granite | W. Chelmsford |
| S2-51 | United States | Maine | Granite | Frankfort |
| S2-52 | United States | Minnesota | Granite | Sauk Rapids |
| S2-67 | United States | North Carolina | Granite | Salisbury |
| S2-68 | United States | North Carolina | Granite | Salisbury |
| S2-70 | United States | North Carolina | Granite | Salisbury |
| S2-72 | United States | North Carolina | Granite | Mt. Airy |
| S2-73 | United States | North Carolina | Granite | Mt. Airy |
| S2-74 | United States | North Carolina | Granite | Mt. Airy |
| S2-79 | United States | Massachusetts | Granite | Milford |
| S2-86 | United States | Minnesota | Granite | Ortonville |
| S2-88 | United States | Maine | Granite | Deer Island |
| S2-89 | United States | Massachusetts | Granite | Unknown |
| S2-90 | United States | Maine | Granite | Deer Island |
| S2-91 | United States | Maine | Granite | Deer Island |
| S2-92 | United States | Maine | Granite | High Pine |
| S2-93 | United States | Vermont | Granite | Derby |
| S2-94 | United States | Maine | Granite | North Jay |
| S2-95 | United States | North Carolina | Granite | Mt. Airy |
| S2-96 | United States | North Carolina | Granite | Mt. Airy |
| S2-97 | United States | North Carolina | Granite | Mt. Airy |
| S2-98 | United States | North Carolina | Granite | Mt. Airy |
| S2-99 | United States | North Carolina | Granite | Mt. Airy |