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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
8RB19 United States Pennsylvania Sandstone Corry light gray, fine grain, compact, Sub-carboniferous
6LB6 United States Pennsylvania Sandstone Prospect gray, fine grain, compact, carboniferous
12RB10 United States Pennsylvania Dolomite Williams's Station Berk's Co. light yellow, fine grain, compact, Lower Silurian
8Lb19 United States Pennsylvania Diorite Reading black and white-spotted, coarse grain, slightly porous
5WE United States Pennsylvania Sandstone Elwood buff, coarse-grain, compact
9LB18 United States Pennsylvania Sandstone Pittsburgh
6LB7 United States Pennsylvania Sandstone Yardleyville light brown, medium grain, porous, Triassic
9Lb19 United States Pennsylvania Argillite (Slate) Chapman's Station blue-black, fine grain, banded roofing slate
9RB18 United States Pennsylvania Sandstone Scottsdale brown-banded, fine grain, compact, carboniferous
S1-34 United States Pennsylvania Sandstone Curwensville buff, coarse-grain, compact
6LB8 United States Pennsylvania Sandstone Webster brownish-gray, banded, fine grain, carboniferous
7LB17 United States Pennsylvania Gneiss Chester dark gray, fine grain, biotite
4WE United States Pennsylvania Sandstone Elwood buff, coarse-grain, compact
14LA9 United States Pennsylvania Limestone Spruce Creek Huntingdon Co. black, fine grain, compact, magnesian, Lower Silurian
9RB19 United States Pennsylvania Sandstone Erie drab, fine grain, compact, Devonian
14LB38 United States Pennsylvania Limestone Palmyra darak blue gray, fine grain, compact, Lower Silurian
6LB9 United States Pennsylvania Sandstone Baden gray, rust-spotted, coarse, porous, carboniferous
6RB5 United States Pennsylvania Sandstone Greenville light olive, fine grain, porous, carboniferous
7Lb18 United States Pennsylvania Gneiss Chester gray, coarse grain, biotite
9Lb20 United States Pennsylvania Conglomerate Fairfield red and gray, calcareous, conglomerate
6RB19 United States Pennsylvania Diabase Reading dark gray, coarse grain
14LB39 United States Pennsylvania Limestone Hyndman black, fine grain, compact
11RB8 United States Pennsylvania Dolomite Carlisle black, fine grain, compact, Lower Sil, calcareous
6RB6 United States Pennsylvania Sandstone Center Bridge purplish-gray, fine grain, compact, Triassic
14LB10 United States Pennsylvania Marble York pink and white, fine grain, compact, magnesian, Lower Silurian
14RB38 United States Pennsylvania Marble Pine Grove Schuylkill Co. dark gray, mottled, fine grain, Lower Silurian
6RB2 United States Pennsylvania Sandstone Franklin gray, fine grain, porous, Sub-carboniferous
14RA9 United States Pennsylvania Limestone Vanport dark gray, coarse grain, compact, fossiliferous, magnesian, carboniferous
6RB7 United States Pennsylvania Sandstone Cannonsburgh light gray, fine grain, porous, carboniferous
14RB39 United States Pennsylvania Marble Amityville brown and gray, coarse, calcareous, breccia
S1-38 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
14Lb40 United States Pennsylvania Marble Bridgeport light blue, dark-spotted, medium grain, Lower Silurian
6RA1 United States Pennsylvania Sandstone Mainesburgh blue gray, fine grain, compact, Devonian
6RB8 United States Pennsylvania Sandstone Black Walnut light blue gray, fine grain, porous, Devonian
6La10 United States Pennsylvania Sandstone Stoneboro light brown, coarse grain, porous, carboniferous
6RA4 United States Pennsylvania Sandstone Connellsville light gray, fine grain, porous, carboniferous
10LB16 United States Pennsylvania Serpentine W. Chester green, coarse grain, impure
6La4 United States Pennsylvania Sandstone Wampum buff, coarse grain, porous, carboniferous
6RA10 United States Pennsylvania Sandstone Johnstown light gray, fine grain, compact, carboniferous
14RB10 United States Pennsylvania Dolomite Leaman Place Lancaster Co. dark blue gray, banded, fine grain, complact, Lower Silurian
6RB9 United States Pennsylvania Serpentine Chester green, coarse grain, impure
6La11 United States Pennsylvania Sandstone Scranton buff-banded, coarse grain, compact, Devonian
10LB17 United States Pennsylvania Soapstone Montgomery Co. gray, dark-mottled, coarse grain, compact
6RA11 United States Pennsylvania Sandstone Layton Station Fayette Co. light gray, medium grain, porous, carboniferous
12LB30 United States Pennsylvania Marble Avondale brownish-gray, coarse, micaceous
6LA12 United States Pennsylvania Sandstone Reading brownish-purple, medium grain, porous, Triassic
S1-40 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
10LB18 United States Pennsylvania Argillite (Slate) Lynnport dark gray, fine grain, slate
6RA12 United States Pennsylvania Sandstone Lucesco gray, dark-streaked, medium grain, compact, carboniferous
6La13 United States Pennsylvania Sandstone Monongahela City buff, coarse grain, porous, carboniferous
S1-41 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
10Lb19 United States Pennsylvania Sandstone Stoop's Ferry gray, fine grain, porous, argillaceous, carboniferous
6RA13 United States Pennsylvania Sandstone Goldsboro purplish-brown, medium grain, compact, Triassic
6La14 United States Pennsylvania Sandstone Olyphant pink, coarse grain, compact
6LB3 United States Pennsylvania Sandstone Oil City buff, fine grain, porous, carboniferous
S1-42 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
6RA14 United States Pennsylvania Sandstone Fuller buff, coarse grain, porous, carboniferous
13RB8 United States Pennsylvania Limestone Morrell dark gray, coarse grain, compact, magnesian, Lower Silurian
6LA15 United States Pennsylvania Sandstone Washington yellowish-brown, coarse grain, porous, carboniferous
11LB6 United States Pennsylvania Dolomite Harrisburg nearly black, fine grain, compact, Lower Silurian
11RA34 United States Pennsylvania Marble West Grove Chester Co. white, medium grain, dolomitic
6RA15 United States Pennsylvania Sandstone Connellsville green-tinted, brown, coarse, porous, carboniferous
13RB9 United States Pennsylvania Dolomite Potts Landing Berk's Co. bluish-gray, fine grain, compact, Lower Silurian
6La16 United States Pennsylvania Sandstone Titusville light buff, fine grain, porous, carboniferous
11LB7 United States Pennsylvania Dolomite Reading dark gray, banded, fine grain, compact, Lower Silurian
10L51 United States Pennsylvania Argillite (Slate) Lynnport cut from same block as 10LB18, dark gray, fine grain, slate
7RA13 United States Pennsylvania Limestone Harrisburg dark blue gray, white-veined, fine grain, compact, Lower Silurian
13Lb8 United States Pennsylvania Marble Lancaster black, fine grain, compact, Lower Silurian, dolomite
6RA16 United States Pennsylvania Sandstone Goldsboro purplish-brown, medium grain, porous, Triassic
13RA37 United States Pennsylvania Limestone Richland Station Lebanon Co. blue gray, fine grain, compact, crystalline, Lower Silurian
6La17 United States Pennsylvania Sandstone Skinner's Eddy light blue gray, fine grain, compact, Devonian
7RA14 United States Pennsylvania Limestone Connellsville light blue, medium grain, compact, Lower carboniferous
6RA17 United States Pennsylvania Sandstone Greensburgh gray, fine grain, compact, carboniferous
13RA38 United States Pennsylvania Marble Howellsville nearly white, fine grain, Lower Silurian
6LA18 United States Pennsylvania Sandstone Queens Run Clinton Co. dark gray, fine grain, compact, Devonian
11Lb9 United States Pennsylvania Marble Avondale white, medium grain, dolomitic
7RA15 United States Pennsylvania Limestone Lebanon nearly black, fine-banded, fine grain, compact, Lower Silurian
6RA18 United States Pennsylvania Sandstone Danville dark blue gray, fine grain, compact, Upper Silurian
8La18 United States Pennsylvania Argillite (Slate) Bangor blue-black, fine grain, roofing slate
10RB20 United States Pennsylvania Argillite (Slate) Slatington blue-black, fine grain, roofing and tile slate
13RA39 United States Pennsylvania Marble Columbia dark blue gray, fine grain
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
12LA9 United States Pennsylvania Dolomite Orbisonia nearly black, fine grain, compact, Lower Silurian
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
13La38 United States Pennsylvania Marble West Gove Chester Co. white, marked with gray, medium grain, dolomitic
6LA5 United States Pennsylvania Sandstone Scranton gray, medium grain, porous, Sub-carboniferous
6RA19 United States Pennsylvania Quartzite Jacksonwald light gray, fine grain, compact
8La19 United States Pennsylvania Diabase Goldsboro gray, fine grain
10RB21 United States Pennsylvania Argillite (Slate) Slatington blue-black, fine grain, roofing and tile slate
6RA6 United States Pennsylvania Sandstone Farrandsville buff, fine grain, porous, Devonian
7RA17 United States Pennsylvania Argillite (Slate) Slatedale blue-black, fine grain, roofing and tile slate
S1-48 United States Pennsylvania Sandstone Wyoming dark-gray, fine-grain, compact
13La39 United States Pennsylvania Marble Columbia dark blue gray, fine grain
8RA19 United States Pennsylvania Sandstone Lumberton light Brownish-purple, fine grain, compact, Triassic
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
7La12 United States Pennsylvania Limestone Hummelstown blue, fine grain, compact, Lower Silurian
10R51 United States Pennsylvania Argillite (Slate) Lynnport cut from same block as 10LB18, dark gray, fine grain, slate