U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Engineering Laboratory

Materials and Structural Systems Division

Search the Stone wall

Share

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

Wall Number Country State Classification Source Description
14LA29 Austria Marble Castione reddish-brown, variegated calcite
9RA32 Italy Sandstone Leghorn gray, coarse grain, compact, calcareous
10LB39 Mexico Pyrophyllite Sonora State cut from same block as 9LB33, light gray, buff-spotted, fine grain
13RA33 Spain Marble Saragossa Prov. yellow and drab, coarse grain calcite
7LB14 Austria Marble St. Felice yellow-veined, fine grain calcite
7RB9 Austria Marble Adnet gray, white and yellow-mottled, coarse grain
9LB45 Canada Granite St. George bright-red, coarse grainhornblende
10LB1 Portugal Marble Arrabida Mts., Lisbon Dist. red and yellow, coarse grain calcareous conglomerate
10RB35 Mexico Pumice San Juan, Pueblo State gray, fine grain, coarsely vesicular
11RB46 Canada Sandstone Cliffton, New Brunswick greenish-gray, medium grain, compact
3l10 Australia Marble New South Wales gray, yellow and white-mottled, medium grain calcite
5LA27 Austria Quartz South Tyrol Red, spotted with white, medium grain, Porphyritic
13LA32 Spain Marble Morata, Saragossa dark and brown, coarse grainbreccia
7RB2 Austria Marble Sterzing pale gry, coarsely crystalline calcite
8RB2 Portugal Limestone Corredoura, Leiria light buff, coarse grain, cellular, fossiliferous
10LA27 Italy Marble Carrara white, gray-veined, fine grain, 2nd Quality Veined
13RA34 Spain Marble Ricla, Saragossa black and white, coarse grain, brecciated
7LB15 Austria Marble St. Felice pale buff-veined, fine grain calcite
14RA29 Austria Limestone Mokritz buff, fine grain, porous fossiliferous
8Lb2 Portugal Marble Cuzelhas, Coimbra light yellow, fine grain
11RA24 Cuba Marble Isle of Pines bluish-gray, coarse grain calcite
13LA33 Spain Marble Murcia, Murcia drab, buff-veined, fine grain calcite
14LA30 Austria Marble Castione yellow and purple-streaked, medium grain calcite
10LA28 Italy Marble Carrara cut from same block as 10LA27, white, gray-veined, fine grain, 2nd Quality Veined
13RA35 Spain Limestone Murcia, Murcia yellow, coarse grain, porous, fossiliferous
7LB16 Austria Marble Salzburg brown, small white fossiliferouss, coarse grain calcite
9LB6 Austria Marble Grisignana pale-buff, fine grain, fossiliferous calcite
12LB25 Italy Marble Carrara white with black veins, fine grain, 1st QuaLower Bardiglio
5LB45 Hungary Conglomerate Leitha Mts. grayish, coarse grain, porous calcareous
13LA34 Spain Marble Panticosa, Huesca dark blue gray, medium grain calcite
14LA31 Austria Marble Castione yellow, purple-mottled, fine grain
7Lb5 Austria Marble Castione gray and white, coarsely fossiliferous calcite
14LA32 Austria Marble Trent gray, fine grain calcite
7LB6 Austria Marble Salzburg red and white, fine grain calcite
1L10 Italy Marble Carrara pale gray, fine grain calcite, 2nd QuaLower Ord White
S2-75 Finland Granite Helsinki Red, black-spotted hornblende
10LA29 Italy Travertine Tivoli buff, fine grain, cellular calcite, Roman Trav
13RA36 Hungary Limestone Breitenbrunn light buff, fine grain, porous
7RA34 Scotland Sandstone Elgin, Moray
14RA30 Austria Marble Adnet brown, white-motled, fine grain calcite
10RB38 Unknown
12LB26 Italy Marble Carrara cut from same block as 10LA27, white, gray-veined, fine grain, 2nd Quality Veined
4LB19 Italy Limestone Leghorn buff, fine grain, compact travertine
5lb46 Argentina Serpentine Unknown Dull-red and white, coarse grain
13LA35 Spain Limestone Ricla, Saragossa dark gray, fine grain, compact
7LA3 Hungary Limestone Oszlopp buff-variegated, medium grain, compact, fossiliferous
14LA33 Austria Marble Salzburg Red, white-veined, fine grain calcite
7LB7 Austria Marble Castione pink, yellow and white, fine grain, brecciated
1L11 Italy Marble Carrara white, gray-veined, fine grain, 1st QuaLower Ord White
8LB9 Bermuda Limestone Coralline nearly white, coarsely cellular, friable
10RB1 Portugal Marble Arrabida Mts., Lisbon Dist. cut from the same block as 10LB1, red and yellow, coarse grain calcareous conglomerate
11LB4 Italy Marble Spezia, Genoa Prov. dolomitic
14RA31 Austria Marble Karst gray, fossiliferous, calcite, Fiorito
10RA25 Cuba Marble Isle of Pines light bluish-gray, medium grain, dolomitic
10RB39 Unknown Sandstone
12LB27 Italy Marble Carrara cut from the same block as 3L9, yellowish-white, fine grain, statuary calcite
13LA36 Hungary Limestone Margarethen Leitha Mts. light buff, fine grain, porous
14LA34 Austria Marble Castione pink and white-veined, fine grain calcite
7LB8 Austria Marble Castione gray and brown, medium grain calcite
1L12 Italy Marble Carrara pale gray, darker veins, fine grain, 3rd QuaLower Ord White
9RA37 Spain Sandstone Murcia buff, fine grain, compact, calcareous
4L1 Italy Marble Carrara gray, fine grain, calcite, 2nd QuaLower Bardiglio
4RB19 Canada Marble S. Stukely, Quebec pink and white variegated, medium grain calcite
13LB23 Cuba Marble Isle of Pines bluish-gray, coarse grain calcite
14RA32 Austria Marble Castione yellow, purple-mottled, fine grain
9RB24 Australia Sandstone New South Wales cut from same block as 9LB26, pinkish-buff, coarse grain, porous
10LB14 England Marble Bristol gray and brown, fine grain dendritic
10RA26 Italy Marble Carrara cut from same block as 10LA27, white, gray-veined, fine grain, 2nd Quality Veined
10RB4 Austria Marble Castione drab, white and coarsely fossiliferous, Liassic
12LB28 Italy Marble Serravezza cut from the same block as 12RA24, pale gray, dark-veined, fine grain, 2nd QuaLower Bardiglio
14LA35 Austria Marble Adnet yellow, white and purple, coarse grain, calcite
7LB9 Hungary Limestone Margarethen Leitha Mts. yellow, coarse grain, porous, fossiliferous
9RA38 Spain tuff Alamazanon buff, medium grain, compact, cellular, calcareous
10RB11 Cuba Marble Isle of Pines dark bluish-gray, coarse grain calcite
13LB24 Canada Marble Phillipsburg grayish-white, fine grain calcite
7LB2 Austria Marble Castione pink, gray-mottled, fine grain calcite
14RA33 Austria Marble Castione pinkish, yellow-veined, fine grain calcite
9RB25 Australia Sandstone New South Wales cut from same block as 9LB26, pinkish-buff, coarse grain, porous
10lb15 Argentina Marble Unknown light olive, brown-spotted
10RA27 Italy Marble Carrara cut from same block as 10LA27, white, gray-veined, fine grain, 2nd Quality Veined
14LA36 Austria Marble Castione pale-pink, mottled, fine grain
1L14 Italy Marble Carrara gray, fine grain, First Quality Bardiglio
8RA1 Portugal Marble Ponde do Espinal, Coimbra light gray, fine grain, cellular
11RB23 Cuba Marble Isle of Pines light bluish-gray, medium grain dolomitic
13LB25 Canada Marble Phillipsburg cut from same block as 13LB24, grayish-white, fine grain calcite
14RA34 Austria Marble Castione pale-yellow, fine grain calcite
8LA1 Portugal Marble Andorinha, Coimbra light yellow, fine grain
9RA1 Portugal Marble Freduesias of S Miguel Coimbra light pink, fine grain
10RA28 Italy Travertine Tivoli cut from same block as 10LA29, buff, fine grain, cellular calcite, Roman Trav
3L2 Australia Marble New South Wales white, greenish and yellow-veined, medium grain calcite
4R1 Italy Marble Carrara cut from same block as 4L1, gray, fine grain, calcite, 2nd QuaLower Bardiglio
14LA37 Hungary Limestone Margarethen Leitha Mts. light buff, fine grain, porous
9LA37 Unknown Serpentine
11LB43 Canada Sandstone Cliffton, New Brunswick gray, medium grain, compact
11RB24 Italy Marble Spezia, Genoa Prov. cut from the same block as 11LB24*, blakc, veined with yellow, fine grain, Portoro
12RA22 Italy Marble Spezia, Genoa Prov. cut from same block as 11LB24, black, veined with yellow, fine grain, Portoro
5RA37 Mexico Andesite Hildalgo State dark gray, fine grain, compact
14RA35 Austria Marble Castione pink, gray-motled, fine grain calcite
8LA10 Unknown Marble
10RA29 Mexico Andesite Ixtapalapa light gray, coarse grain, hornblende