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Stone classification: Serpentine
| Wall Number | Country | State Sort descending | Source | Description |
|---|---|---|---|---|
| 9LA37 | Unknown | |||
| 10LA36 | England | Cadgwith Dist. Cornwall | olive green, red-veined | |
| 5lb46 | Argentina | Unknown | Dull-red and white, coarse grain | |
| 5LB24 | United States | Maine | Deer Island | black, compact |
| 7LA37 | United States | Maryland | Deer Creek | dark-green, fine grain, compact |
| 7LA38 | United States | Maryland | Baltimore | dark-green, fine grain, compact |
| 7RA38 | United States | Maryland | Dublin Borough | light green, variegated |
| 7RB38 | United States | Maryland | Dublin Borough | dark and light-green, variegated |
| 8LB41 | United States | Maryland | Dublin Borough | light green, variegated |
| 6RB41 | United States | Maryland | Dublin Borough | dark and light-green, variegated |
| 7RA45 | United States | New Mexico | Grant County Gila River | green and white-banded, fine grain, Riccolite |
| 10LB49 | United States | New Mexico | Grant County Gila River | green and white-banded, fine grain, Riccolite |
| 10RB50 | United States | New Mexico | Grant County Gila River | cut from same block as 10LB49, green and white-banded, fine grain, Riccolite |
| 11RB43 | United States | New Mexico | Grant County Gila River | green and white-banded, fine grain, Riccolite |
| 11RB44 | United States | New Mexico | Grant County Gila River | cut from same block as 11RB43, green and white-banded, fine grain, Riccolite |
| 9LB25 | United States | North Carolina | Reem's Creek | dark brownish-green, light-green specks |
| 8Lb18 | United States | Pennsylvania | W. Chester | green, coarse grain, impure |
| 10LB16 | United States | Pennsylvania | W. Chester | green, coarse grain, impure |
| 6RB9 | United States | Pennsylvania | Chester | green, coarse grain, impure |