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Stone description: medium grain
| Wall Number | Country | State Sort ascending | Classification | Source |
|---|---|---|---|---|
| 4L7 | Australia | Sandstone | New South Wales | |
| 10LA39 | Mexico | Sandstone | Guanajuato State | |
| 10LA50 | Canada | Sandstone | Sackville, New Brunswick | |
| 7RA2 | Australia | Marble | South Australia | |
| 14RA37 | Hungary | Limestone | Kroisbach | |
| 14RA38 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 8LB36 | Scotland | Sandstone | Thurso | |
| 10LB2 | Portugal | Limestone | Alvito, Coimbra | |
| 5RB29 | Austria | Granite | Crasstein | |
| 7RA5 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 4R7 | Australia | Sandstone | New South Wales | |
| 11RB46 | Canada | Sandstone | Cliffton, New Brunswick |