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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
10La48 United States Rhode Island Gneiss Diamond Hill greenish-gray, fine grain, hornblende
10RA46 United States Rhode Island Granite Smithfield pink, coarse grain, biotite
4RB18 United States Rhode Island Granite Westerly pink, fine grain, biotite
S1-11 United States Rhode Island Granite Westerly gray, fine-grain, biotite
S1-41 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
14RB39 United States Pennsylvania Marble Amityville brown and gray, coarse, calcareous, breccia
14Lb40 United States Pennsylvania Marble Bridgeport light blue, dark-spotted, medium grain, Lower Silurian
10LB17 United States Pennsylvania Soapstone Montgomery Co. gray, dark-mottled, coarse grain, compact
12LB30 United States Pennsylvania Marble Avondale brownish-gray, coarse, micaceous
S1-42 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
14RB10 United States Pennsylvania Dolomite Leaman Place Lancaster Co. dark blue gray, banded, fine grain, complact, Lower Silurian
10LB18 United States Pennsylvania Argillite (Slate) Lynnport dark gray, fine grain, slate
6RA1 United States Pennsylvania Sandstone Mainesburgh blue gray, fine grain, compact, Devonian
10Lb19 United States Pennsylvania Sandstone Stoop's Ferry gray, fine grain, porous, argillaceous, carboniferous
6La4 United States Pennsylvania Sandstone Wampum buff, coarse grain, porous, carboniferous
6RA10 United States Pennsylvania Sandstone Johnstown light gray, fine grain, compact, carboniferous
6La10 United States Pennsylvania Sandstone Stoneboro light brown, coarse grain, porous, carboniferous
6RA4 United States Pennsylvania Sandstone Connellsville light gray, fine grain, porous, carboniferous
7RA13 United States Pennsylvania Limestone Harrisburg dark blue gray, white-veined, fine grain, compact, Lower Silurian
6RA11 United States Pennsylvania Sandstone Layton Station Fayette Co. light gray, medium grain, porous, carboniferous
11LB6 United States Pennsylvania Dolomite Harrisburg nearly black, fine grain, compact, Lower Silurian
6La11 United States Pennsylvania Sandstone Scranton buff-banded, coarse grain, compact, Devonian
11RA34 United States Pennsylvania Marble West Grove Chester Co. white, medium grain, dolomitic
7RA14 United States Pennsylvania Limestone Connellsville light blue, medium grain, compact, Lower carboniferous
6RA12 United States Pennsylvania Sandstone Lucesco gray, dark-streaked, medium grain, compact, carboniferous
11LB7 United States Pennsylvania Dolomite Reading dark gray, banded, fine grain, compact, Lower Silurian
6LA12 United States Pennsylvania Sandstone Reading brownish-purple, medium grain, porous, Triassic
10L51 United States Pennsylvania Argillite (Slate) Lynnport cut from same block as 10LB18, dark gray, fine grain, slate
7RA15 United States Pennsylvania Limestone Lebanon nearly black, fine-banded, fine grain, compact, Lower Silurian
13RB8 United States Pennsylvania Limestone Morrell dark gray, coarse grain, compact, magnesian, Lower Silurian
6RA13 United States Pennsylvania Sandstone Goldsboro purplish-brown, medium grain, compact, Triassic
8La18 United States Pennsylvania Argillite (Slate) Bangor blue-black, fine grain, roofing slate
6La13 United States Pennsylvania Sandstone Monongahela City buff, coarse grain, porous, carboniferous
6RB3 United States Pennsylvania Sandstone Kiasola Station Beaver Co. gray, coarse grain, porous, carboniferous
7RA16 United States Pennsylvania Limestone Wernersville dark blue gray, fine grain, compact, crystalline, Lower Silurian
S1-48 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
13RB9 United States Pennsylvania Dolomite Potts Landing Berk's Co. bluish-gray, fine grain, compact, Lower Silurian
6RA14 United States Pennsylvania Sandstone Fuller buff, coarse grain, porous, carboniferous
11Lb9 United States Pennsylvania Marble Avondale white, medium grain, dolomitic
8La19 United States Pennsylvania Diabase Goldsboro gray, fine grain
13Lb8 United States Pennsylvania Marble Lancaster black, fine grain, compact, Lower Silurian, dolomite
6La14 United States Pennsylvania Sandstone Olyphant pink, coarse grain, compact
6LB3 United States Pennsylvania Sandstone Oil City buff, fine grain, porous, carboniferous
7RA17 United States Pennsylvania Argillite (Slate) Slatedale blue-black, fine grain, roofing and tile slate
8RA19 United States Pennsylvania Sandstone Lumberton light Brownish-purple, fine grain, compact, Triassic
13RA37 United States Pennsylvania Limestone Richland Station Lebanon Co. blue gray, fine grain, compact, crystalline, Lower Silurian
6RA15 United States Pennsylvania Sandstone Connellsville green-tinted, brown, coarse, porous, carboniferous
10RB20 United States Pennsylvania Argillite (Slate) Slatington blue-black, fine grain, roofing and tile slate
7La12 United States Pennsylvania Limestone Hummelstown blue, fine grain, compact, Lower Silurian
12LA9 United States Pennsylvania Dolomite Orbisonia nearly black, fine grain, compact, Lower Silurian
9La17 United States Pennsylvania Sandstone Schickshinny Luzerne Co. blue gray, fine grain, compact, carboniferous
6LA15 United States Pennsylvania Sandstone Washington yellowish-brown, coarse grain, porous, carboniferous
7RA18 United States Pennsylvania Sandstone Leboeuf light brown, medium grain, compact, Devonian
9RA17 United States Pennsylvania Argillite (Slate) Lynnport dark gray, fine grain, slate
13RA38 United States Pennsylvania Marble Howellsville nearly white, fine grain, Lower Silurian
6RA16 United States Pennsylvania Sandstone Goldsboro purplish-brown, medium grain, porous, Triassic
10RB21 United States Pennsylvania Argillite (Slate) Slatington blue-black, fine grain, roofing and tile slate
7La13 United States Pennsylvania Limestone East Conshohocken blue gray, medium grain, compact, micaceous, Lower Silurian
9LA18 United States Pennsylvania Sandstone Antrim light gray, coarse, cellular, carboniferous
6La16 United States Pennsylvania Sandstone Titusville light buff, fine grain, porous, carboniferous
9RA18 United States Pennsylvania Sandstone Meadville buff, coarse grain, porous, friable, carboniferous
S1-50 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
13RA39 United States Pennsylvania Marble Columbia dark blue gray, fine grain
6RA17 United States Pennsylvania Sandstone Greensburgh gray, fine grain, compact, carboniferous
10R51 United States Pennsylvania Argillite (Slate) Lynnport cut from same block as 10LB18, dark gray, fine grain, slate
7La14 United States Pennsylvania Limestone Wernersville water-blue, dark-veined, fine grain, compact, crystalline, Lower Silurian
9LA19 United States Pennsylvania Sandstone Curwensville buff-tinted, coarse grain, porous
13La38 United States Pennsylvania Marble West Gove Chester Co. white, marked with gray, medium grain, dolomitic
6La17 United States Pennsylvania Sandstone Skinner's Eddy light blue gray, fine grain, compact, Devonian
9RA19 United States Pennsylvania Sandstone Franklin greenish-gray, fine grain, porous, Sub-carboniferous
6RA18 United States Pennsylvania Sandstone Danville dark blue gray, fine grain, compact, Upper Silurian
7La15 United States Pennsylvania Limestone Lebanon dark blue gray, fine grain, compact, Lower Silurian
13La39 United States Pennsylvania Marble Columbia dark blue gray, fine grain
6LA18 United States Pennsylvania Sandstone Queens Run Clinton Co. dark gray, fine grain, compact, Devonian
6LA5 United States Pennsylvania Sandstone Scranton gray, medium grain, porous, Sub-carboniferous
6RA19 United States Pennsylvania Quartzite Jacksonwald light gray, fine grain, compact
7La16 United States Pennsylvania Limestone Lebanon dark blue gray, fine grain, compact, Lower Silurian
9LA20 United States Pennsylvania Sandstone Pond Eddy dark blue gray, fine grain, compact, Devonian
6La19 United States Pennsylvania Quartz Pine Grove dull-red, coarse grainy, quartz porphyry
6RA5 United States Pennsylvania Sandstone Mauch Chunk dark gray, fine grain, compact
9RA20 United States Pennsylvania Sandstone Uniontown buff, fine grain, porous, Sub-carboniferous
6LA6 United States Pennsylvania Sandstone Scottsdale brown-banded, fine grain, compact, carboniferous
6RA2 United States Pennsylvania Sandstone Columbia blue-drab, fine grain, compact, argillaceous, Lower Silurian
10RA11 United States Pennsylvania Dolomite York black, fine grain, compact, calcareous, Lower Silurian
7LA17 United States Pennsylvania Argillite (Slate) Slatington blue-black, fine grain, roofing and tile slate
14LB9 United States Pennsylvania Limestone Flourtown light yellow, blue-spotted, fine grain, compact, Lower Silurian
6RA6 United States Pennsylvania Sandstone Farrandsville buff, fine grain, porous, Devonian
6La7 United States Pennsylvania Sandstone Meshoppen blue gray, fine grain, compact, Devonian
7La18 United States Pennsylvania Quartzite Mapleton light gray, fine grain, compact, Upper Silurian
6RA7 United States Pennsylvania Sandstone Derry Station Westmorland Co. bluish-gray, fine grain, compact, carboniferous
11RA8 United States Pennsylvania Limestone Cove Statioan Bedford Co. gray, coarse grain, compact, magnesian, crystalline, Devonian
14La10 United States Pennsylvania Dolomite Kerberburgh light yellow, fine grain, compact, Lower Silurian
6La8 United States Pennsylvania Sandstone Altoona buff, gray-streaked, fine grain, compact, Lower carboniferous
14RB9 United States Pennsylvania Dolomite Chambersburg blue-black, fine grain, compact, calcareous, Lower Silurian
6RA8 United States Pennsylvania Sandstone Homewood brown, coarse grain, porous, carboniferous
12LB9 United States Pennsylvania Marble Avondale cut from same block as 11LB9, white, medium grain, dolomitic
6La9 United States Pennsylvania Sandstone Waynesburgh buff, coarse grain, porous, carboniferous
6RA9 United States Pennsylvania Sandstone Garland yellow, coarse grain, porous, carboniferous
6LB1 United States Pennsylvania Sandstone Plains dark-brown, banded, fine grain, compact, Devonian
14RA10 United States Pennsylvania Dolomite Mill Lane Chester Co. light gray, fine grain, compact, Lower Silurian