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Engineering Laboratory

Materials and Structural Systems Division

Search the Stone wall

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Search by state, country, classification, source, wall number or description.

Wall Number Country State Classification Source Description
S2-131 United States New York Bluestone Downsville
S2-3 United States Texas Shellstone Cedar Park lt-gray, coarse
S2-127 United States Texas Shellstone Cedar Park light-gray, coarse
S2-2 United States Texas Shellstone Cedar Park light-gray, coarse
S2-53 United States Colorado Granodiorite Mountain Cross bluish-gray, fine-grain
S2-100 United States Colorado Granodiorite Mountain Cross bluish-gray, fine-grain
9RA38 Spain tuff Alamazanon buff, medium grain, compact, cellular, calcareous
6LA35 United States Minnesota Labradorite Beaver City light greenish, coarse grain, compact
7RA40 United States Montana Diorite Helena gray, medium grain
8Lb19 United States Pennsylvania Diorite Reading black and white-spotted, coarse grain, slightly porous
5RB32 United States Colorado Diorite Monarch greenish-gray, fine grain
6RA32 United States Texas Diorite El Paso light greenish-gray, medium grain
9RA40 United States Wyoming Diorite Raw Hide Buttes nearly black, fine grain, compact
S2-82 United States Wisconsin Gabbro Ashland black, medium-grain, olivine, Norite
5LB34 United States Minnesota Gabbro Duluth dark gray, coarse grain, gabbro
5RA28 Austria Pitchstone Castleruth dark-brown, coarse grain
5LA26 Austria Pitchstone Castleruth dark gray, spotted with white, coarse grain
3D United States Virginia Greenstone Lynchburg green, coarse grain, actinolite schist, Virginia Greenstone
2D United States Virginia Greenstone Lynchburg green, coarse grain, actinolite schist, Virginia Greenstone
1D United States Virginia Greenstone Lynchburg green, coarse grain, actinolite schist, Virginia Greenstone
13LA20 United States Iowa Coral Iowa City light gray, fine grain, compact, fossiliferous
12RA27 United States Florida Coquina St. Augustine cut from same block as 4LA19, light buff, coarse, highly porous, calcareous, shell-stone
12RA28 United States Florida Coquina St. Augustine cut from same block as 4LA19, light buff, coarse, highly porous, calcareous, shell-stone
12LA28 United States Florida Coquina St. Augustine cut from same block as 4LA19, light buff, coarse, highly porous, calcareous, shell-stone
12LA29 United States Florida Coquina St. Augustine cut from same block as 4LA19, light buff, coarse, highly porous, calcareous, shell-stone
4LA19 United States Florida Coquina St. Augustine light buff, coarse, highly porous, calcareous, shell-stone
4RA19 United States Florida Coquina St. Augustine cust from same block as 4LA19, light buff, coarse, highly porous, calcareous, shell-stone
8RA27 United States Maine Schist Knightsville dark gray, fine grain, compact, talcose
S2-24 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-39 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-12 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-25 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-15 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-26 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-40 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-27 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-41 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-28 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-42 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
11RB30 United States Virginia Schist Farquier Co. dark gray, fine grain, compact, biotite, schist
S2-29 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-43 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-11 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-44 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
19EE United States Maryland Schist Potomac vari-colored chlorite schist, Stonyhurst
23WE United States Maryland Schist Potomac varicolored chlorite schist, Stonyhurst
S2-14 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-30 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-45 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-17 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-31 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-46 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-18 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-32 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-19 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-33 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-34 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-13 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-20 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-35 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-16 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-21 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-36 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-22 United States Maryland Schist Potomac some with cleavage vertical, Varicolored chlorite, some with cleavage horizontal
S2-37 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S3-9 United States Virginia Schist Lynchburg green, coarse-grain actinolite schist, Virginia Greenstone
S2-23 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-38 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
20EE United States Maryland Schist Potomac vari-colored chlorite schist, Stonyhurst
5RB43 United States New Jersey Conglomerate Boonton reddish, coarse grain, compact
6RB11 United States Pennsylvania Conglomerate Pottsville brown and gray, coarse, compact, siliceous
5LB27 Austria Conglomerate Lindabrunn light yellow, coarse grain, porous, calcareous
6RB12 United States Pennsylvania Conglomerate Pikesville reddish-gray, compact, conglomerate
5LB42 United States New Jersey Conglomerate Morristown reddish-brown and white, coarse grain, compact
5RB45 Hungary Conglomerate Hundscheim buff, drab-spotted, coarse grain, calcareous
6RB13 United States Pennsylvania Conglomerate Friedensburg dark purple, coarse grain, porous, siliceous, Potsdam
7RB35 United States Massachusetts Conglomerate Dorchester vari-colored, compact, siliceous, Puddingstone
11RA39 United States Tennessee Conglomerate Ocoee River Polk Co. greenish-gray, fine grain, compact
5RA45 Hungary Conglomerate Sommerein pale-buff, fine grain, porous calcareous
5LB45 Hungary Conglomerate Leitha Mts. grayish, coarse grain, porous calcareous
9Lb20 United States Pennsylvania Conglomerate Fairfield red and gray, calcareous, conglomerate
5RA34 United States Connecticut Conglomerate Portland brownish-purple, porous, Triassic
9LA36 United States New Jersey Conglomerate May's Landing Atlantic Co. brown, coarse grain, porous, ferruginous
5RB26 United States Maryland Conglomerate Cumberland light gray, coarse grain, compact, Lower Silurian
11LB34 United States New Hampshire Breccia Franconia Red, compact, breccia of porphyry Fragments
10RB35 Mexico Pumice San Juan, Pueblo State gray, fine grain, coarsely vesicular
8RA42 United States Oregon Basalt Clackamas Station Clackamas Co gray, fine grain, porous
10RB34 Mexico Basalt Mexico State dull-red, very vesicular
5RA29 United States California Basalt Petaluma dark gray, fine grain, compact
5LB29 United States California Basalt Bridgeport gray, fine grain, compact
5RB37 Mexico Basalt Puebla State nearly black, fine grain, coarsely vesicular
10RB42 United States Oregon Basalt Albany dark gray, medium grain, compact
5LB36 Mexico Basalt Puebla State cut from the same block as 5RB37, nearly black, fine grain, coarsely vesicular
10RA47 United States Tennessee Syenite Hiwasee copper mines gray, green-spangled, medium grain, hornblende
7RB37 United States Nevada Andesite Virginia City gray, coarsely porphyry, compact, hornblende
7LB35 United States Nevada Andesite Reno light gray, medium grain, compact, hornblende
7LB36 United States Nevada Andesite Virginia City light brown, white-spotted, Porphyritic, hornblende
10RA29 Mexico Andesite Ixtapalapa light gray, coarse grain, hornblende
5RA37 Mexico Andesite Hildalgo State dark gray, fine grain, compact
5LA36 Mexico Andesite Ixtapalapa black, finely vesicular, hypersthene