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Stone description: fine grain
| Wall Number Sort descending | Country | State | Classification | Source |
|---|---|---|---|---|
| 9RA3 | United States | Colorado | Limestone | Morrison |
| 9RA31 | United States | Connecticut | Gneiss | Branford |
| 9RA33 | United States | Minnesota | Sandstone | Jordan |
| 9RA37 | Spain | Sandstone | Murcia | |
| 9RA39 | United States | Wyoming | Sandstone | Rawlins |
| 9RA4 | United States | Colorado | Marble | Marble |
| 9RA40 | United States | Wyoming | Diorite | Raw Hide Buttes |
| 9RA41 | United States | Illinois | Sandstone | Carbondale |
| 9RA42 | United States | Illinois | Sandstone | Xenia |
| 9RA44 | United States | Iowa | Sandstone | Davenport |
| 9RA45 | Canada | Sandstone | Dorchester, New Brunswick | |
| 9RA46 | Canada | Sandstone | Georgetown, Ontario | |
| 9RA5 | United States | Missouri | Limestone | New London |
| 9RA8 | United States | Vermont | Marble | Rutland |
| 9RA9 | United States | Iowa | Limestone | Tracey Station, Marion Co. |
| 9RB1 | Portugal | Limestone | Nazareth, Leiria | |
| 9RB10 | United States | Iowa | Limestone | Davenport |
| 9RB12 | United States | Iowa | Limestone | Independence |
| 9RB16 | United States | Maryland | Marble | New Windsor |
| 9RB18 | United States | Pennsylvania | Sandstone | Scottsdale |
| 9RB19 | United States | Pennsylvania | Sandstone | Erie |
| 9RB21 | United States | Ohio | Sandstone | Berea |
| 9RB26 | United States | New York | Sandstone | Huntersland |
| 9RB28 | United States | New York | Sandstone | Pultney |
| 9RB29 | United States | New York | Sandstone | Sawkill |
| 9RB30 | United States | New York | Sandstone | Stony Hollow Ulster Co. |
| 9RB31 | Mexico | Pyrophyllite | Sonora State | |
| 9RB33 | United States | Arizona | Sandstone | Yavapai Co. |
| 9RB36 | United States | New Jersey | Sandstone | Belleville |
| 9RB37 | United States | Oregon | Sandstone | Oakland |
| 9RB38 | United States | Oregon | Sandstone | Near Albany |
| 9RB39 | United States | Indiana | Sandstone | Paoli |
| 9RB4 | United States | North Carolina | Marble | Valley Town |
| 9RB40 | United States | Indiana | Sandstone | Attica |
| 9RB41 | United States | Wisconsin | Sandstone | Ableman |
| 9RB43 | Canada | Sandstone | Nepigon Bay, Ontario | |
| 9RB7 | United States | Vermont | Marble | Isle LaMotte |
| 9RB8 | United States | Vermont | Marble | Rutland |
| 9RB9 | United States | Iowa | Limestone | Mt. Pleasant |
| 9RQ | United States | Massachusetts | Sandstone | E. Long Meadow |