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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
5RA34 United States Connecticut Conglomerate Portland brownish-purple, porous, Triassic
8Lb18 United States Pennsylvania Serpentine W. Chester green, coarse grain, impure
S2-68 United States North Carolina Granite Salisbury yellowish-pink, medium-grain, biotite
13RB39 United States Illinois Limestone Columbia light gray, fine grain, porous, fossiliferous-bearing, Lower carboniferous
5RB9 United States Massachusetts Granite Randolph light pink, coarse grain, biotite
8RA31 United States Kentucky Sandstone Pineville light blue gray, fine grain, compact
14LA5 United States Wisconsin Dolomite Eden light gray, fine grain, compact
6Lb19 United States Pennsylvania Diabase Jacksonwald dark gray, fine grain
8RB47 United States Washington Granite Index Mt. lightgray, medium grain, biotite
14RA18 United States Iowa Dolomite Delphi buff, fine grain, compact, dendritic, Niagara
6RA32 United States Texas Diorite El Paso light greenish-gray, medium grain
9LB16 United States Maryland Limestone Mt. Pleasant black, fine grain, compact
10LA4 United States Vermont Marble Mallett's Bay cut from same block as 10AL3, red and white, fine grain, Cambrian, dolomite
11LA28 United States Tennessee Marble Knoxville pink, medium grain, fossiliferous
11Lb9 United States Pennsylvania Marble Avondale white, medium grain, dolomitic
11RB30 United States Virginia Schist Farquier Co. dark gray, fine grain, compact, biotite, schist
12LA8 United States Minnesota Dolomite Frontenac light buff, fine grain, porous, Lower Silurian
12RA29 United States Ohio Marble Spring Mills light gray, black-banded, medium grain, calcite
3L15 United States Maryland Dolomite Baltimore white, fine grain
7LA25 United States Maine Granite Vinal Haven gray, fine grain, biotite
9RB15 United States Massachusetts Marble Alford grayish-white, coarse grain, Lower Silurian
4LB21 United States Massachusetts Granite Fitchburg gray, coarse grain, biotite
7LB43 United States Michigan Sandstone L'Anse brownish-purple, gray-mottled, medium grain, porous, Potsdam
S1-31 United States Massachusetts Granite W. Chelmsford light-gray, medium-grain, muscovite-biotite
5LA31 United States Colorado Granite Salida dark gray, fine grain, biotite
7RB19 United States Ohio Sandstone Amherst light brown, medium grain, porous, Lower carboniferous
S2-133 United States Montana Marble Gardner gray, travertine
13LB38 United States New York Marble Port Henry gray, green-spotted, coarse grain, calcareous, serpentine
5LB6 United States Ohio Sandstone Newark pinkish-yellow, coarse grain, porous, Lower carboniferous
8LA31 United States Kentucky Sandstone Johnson Co. light brown, medium grain, porous, Lower carboniferous
S2-39 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
13RB1 United States Vermont Marble Pittsford pale gray, dark veined, medium grain, magnesian, Lower Silurian
5RB21 United States North Carolina Granite Toisnot gray, pink-spotted, medium grain, biotite
8LB47 United States New Mexico Sandstone Valencia Co. reddish-brown, fine grain, porous
S2-97 United States North Carolina Granite Mt. Airy light-gray, medium-grain, biotite, 1- to 3-in. thickness
14LA2 United States Illinois Dolomite Aurora light gray, fine grain, compact, Upper Silurian
6LA32 United States Texas Granite Nr. Llano pink, medium grain, biotite
8RB18 United States Pennsylvania Sandstone Fayette Station Fayette Co. light Pinkish-buff, coarse grain, porous
6Lb5 United States Pennsylvania Sandstone Nicholson light blue gray, fine grain, compact, Devonian
9LA29 United States New York Sandstone East Shore Otsego Lake dark bluish-gray, fine grain, compact, Devonian
16WE United States Indiana Limestone Bedford gray, medium-grain, oolitic
28EE United States Ohio Sandstone McDermott gray, fine-grain, porous, Scioto
10LA11 United States Ohio Dolomite Lima dark, fine grain, porous, bituminous, Upper Silurian
10LB24 United States Massachusetts Granite Framingham light pink, coarse grain, biotite
10RA36 United States New Hampshire Granite Fitzwilliams gray, fine grain, biotite-muscovite
10RB5 United States Colorado Marble Canon City Cut from same block as 10LB5, buff and pink, fine grain, calcite, travertine
11LB21 United States Missouri Limestone Paris gray, fine grain, compact, fossiliferous-bearing
11RA38 United States Tennessee Sandstone Ducktown Red, coarse grain, porous, ferruginous
12La13 United States Kentucky Dolomite Lincoln Co. light drab, fine grain, compact, semicrystalline
12LB38 United States Alabama Marble Gantt's Quarry white, dark parallel veins, fine grain calcite
2R11 United States Vermont Marble Roxbury dark-green, gray-veined, medium grain, sperpentine, Verde Antique Building Grade
6RB44 United States New Hampshire Granite Keene light gray, fine grain, biotite-muscovite
9RA29 United States New York Sandstone Phoenicia blue gray, fine grain, compact, Devonian
4L2 United States Vermont Marble W. Rutland white, gray-veined, fine grain, calcite, Standard Memorial Grade
9RB5 United States North Carolina Limestone Newbern buff, coarse grain, coarsely cellular, Eocene
4RB20 United States New Hampshire Granite Mason gray, fine grain, biotite
7RA31 United States Colorado Sandstone Coal Creek light gray, fine grain, porous
S2-105 United States Tennessee Sandstone Crossville Crab Orchanrd Stone, variegated colors, some on bed and some on edge, in 3- to 6 in. thicknesses
13LB1 United States Virginia Limestone Near National Bridge nearly black, fine grain, compact, magnesian
5LB2 United States Ohio Sandstone Newburgh gray, fine grain, porous, Lower carboniferous
S2-163 United States Maryland Marble Cockeysville white, medium-grain dolomitic marble, Beaver Dam
13RA24 United States Kansas Limestone Douglass light gray, medium grain, porous, soft, fossiliferous, Permian
5RA35 United States Connecticut Granite W. Norfolk gray, fine grain, biotite
8Lb19 United States Pennsylvania Diorite Reading black and white-spotted, coarse grain, slightly porous
S2-69 United States North Carolina Granite Salisbury pink, coarse-grain, Opaline Granite
13RB4 United States Wisconsin Dolomite Byron light gray, fine grain, compact, Upper Silurian
5RQ United States Ohio Sandstone Kipton gray, fine grain, porous, Kipton Gray
8RA32 United States Texas Sandstone Milsap reddish-brown, fine grain, porous
14LA6 United States Wisconsin Dolomite Taycheedah Twp. Fon du Lac Co. light gray, fine grain, compact, Upper Silurian
6LB2 United States Pennsylvania Sandstone Mauch Chunk gray, coarse grain, compact, carboniferous
8RB5 United States Tennessee Marble Whitesburgh variegated, medium grain, fossiliferous, Lower Silurian
6RA33 United States Colorado Sandstone Greeley light red, laminated, fine grain, compact
9Lb17 United States Pennsylvania Sandstone Homewood buff, coarse grain, porous, carboniferous
10Lb9 United States Vermont Marble W. Rutland white, green-veined, fine grain, Lower Silurian, calcite
10RB20 United States Pennsylvania Argillite (Slate) Slatington blue-black, fine grain, roofing and tile slate
11Lq United States Tennessee Marble Knoxville gray, medium grain, calcite, Gray Knox Quaker Gray
11RB31 United States Virginia Diabase Leesburg dark gray, fine grain, Mesozoic diabase
12LA9 United States Pennsylvania Dolomite Orbisonia nearly black, fine grain, compact, Lower Silurian
12RA3 United States Illinois Dolomite Chicago light gray, fine grain, compact, Upper Silurian
3L16 United States Vermont Marble Isle LaMotte nearly black, fine grain, fossiliferous, dolomitic
7La26 United States New York Sandstone Oneonta blue gray, fine grain, compact, Devonian
9RB16 United States Maryland Marble New Windsor light blue gray, fine grain
4LQ United States Alabama Marble Gantt's Quarry white, fine grain calcite, Pentellic A
7LB44 United States Michigan Sandstone Stony Point dark-buff, fine grain, porous
S1-32 United States Massachusetts Granite W. Chelmsford light-gray, medium-grain, muscovite-biotite
5LA32 United States Colorado Granite Platte Canon light red, coarse grain, biotite
S2-134 United States Montana Marble Gardner buff, travertine
13LB39 United States Pennsylvania Limestone Paxton Station Dauphin Co. dark blue gray, fine grain, compact, Lower Silurian
5LB7 United States Ohio Sandstone N. Bloomfield gray, fine grain, compact, Lower carboniferous
8La32 United States Texas Sandstone Pecos Red, fine grain, compact
S2-4 United States Indiana Limestone Bedford gray, medium-grain, oolitic
13RB10 United States Ohio Dolomite Sandusky light gray, fine grain, porous, bituminous, Upper Silurian
5RB22 United States North Carolina Granite Mt. Monroe gray, coarsely prophyritic, biotite
8Lb5 United States Tennessee Marble Rogersville variegated, medium grain, Lower Silurian
S2-98 United States North Carolina Granite Mt. Airy light-gray, medium-grain, biotite, 1- to 3-in. thickness
14LA20 United States Iowa Limestone Mt. Pleasant drab, fine grain, compact, siliceous, Lower carboniferous
6LA33 United States Colorado Sandstone Trinidad light gray, fine grain, compact, calcareous
8RB19 United States Pennsylvania Sandstone Corry light gray, fine grain, compact, Sub-carboniferous
6LB6 United States Pennsylvania Sandstone Prospect gray, fine grain, compact, carboniferous
9LA3 United States Colorado Marble Marble white, fine grain, calcite