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
5RA10 United States Ohio Sandstone Berea llight gray, fine grain, porous, Lower carboniferous
11LB11 United States Ohio Dolomite Riley Twp. Putnam Co. dark, mottled, fne gr, porous, bituminous, Upper Silurian
18WE United States Ohio Sandstone McDermott blue, fine-grain, porous
7Lb19 United States Ohio Sandstone Portsmouth brownish-gray, fine grain, porous, Lower carboniferous
8EE United States Ohio Sandstone Amherst gray, medium-gray, porous
5RA4 United States Ohio Sandstone Buena Vista gray, fine grain, porous, Lower carboniferous
8RQ United States Ohio Sandstone McDermont medium grainay, fine grain, porous
9LB21 United States Ohio Sandstone Twinsburg buff, coarse grain, porous, Lower carboniferous
6RB20 United States Ohio Sandstone Amherst light gray, fine grain, porous, Lower carboniferous
9RB21 United States Ohio Sandstone Berea light gray, fine grain, porous
5RA11 United States Ohio Sandstone Lithopolis gray, fine grain, porous, Lower carboniferous, freestone
8r48 United States Ohio Sandstone Berea light gray, fine grain, porous
11LB12 United States Ohio Dolomite Eaton drab, fine grain, porous, Upper Silurian
11RQ United States Ohio Sandstone Glenmont buff, medium grain, Briar Hill
9WE United States Ohio Sandstone McDermott blue, fine-grain, porous
8L48 United States Ohio Sandstone Berea light gray, fine grain, porous
14LB11 United States Ohio Dolomite Greenfield dark gray, fine grain, porous, bituminous, Upper Silurian
9LB22 United States Ohio Sandstone Mansfield buf, coarse grain, porous, Lower carboniferous
6RB21 United States Ohio Sandstone Marietta buff, coarse grain, porous, carboniferous
5RA12 United States Ohio Sandstone Euclid gray, fine grain, porous, Lower carboniferous
14LB41 United States Ohio Marble Spring Mills bluish-gray, medium grain, calcite
11WE United States Ohio Sandstone Amherst gray, medium-grain, porous
19WE United States Ohio Sandstone McDermott blue, fine-grain, porous
4L9 United States Ohio Sandstone Berea light gray, fine grain, porous
S1-1 United States Ohio Sandstone McDermott gray, fine-grain, porous
5LA1 United States Ohio Sandstone Mt. Gilead buff, fine grain, porous, Lower carboniferous
14LB12 United States Ohio Dolomite Tiffin light buff, fine grain, porous, bituminous, Upper Silurian
9LB23 United States Ohio Sandstone Marietta light gray, medium grain, porous, carboniferous
12RB13 United States Ohio Dolomite Holmes Twp. Crawford C. dark gray, fine grain, compact, Devonian
7R21 United States Ohio Sandstone Glenmont buff, medium grain, Briar Hill
5LA4 United States Ohio Sandstone Norwalk gray, brown-banded, medium grain, porous, Lower carboniferous
5RA13 United States Ohio Sandstone Marietta gray, fine grain, porous, carboniferous
5RB3 United States Ohio Sandstone Bedford light buff, coarse grain, porous, Lower carboniferous
14rb11 United States Ohio Dolomite Bluffton dark, buff-streaked, fine grain, compact, bituminous, Upper Silurian
5LA10 United States Ohio Sandstone Sunbury gray, fine grain, porous, Lower carboniferous
14LB13 United States Ohio Limestone Dayton light gray, fine grain, compact, magnesian
14RB40 United States Ohio Limestone Piqua dark, mottled, fine grain, compact, Upper Silurian
4R9 United States Ohio Sandstone Berea light gray, fine grain, porous
5RA14 United States Ohio Sandstone Coshocton red and buff streaked, coarse grain, porous carboniferous
12LB31 United States Ohio Limestone Zanesville dark, fine grain, compact, fossiliferous, carboniferous
6RQ United States Ohio Sandstone McDermont light gray, fine grain, porous
5LA11 United States Ohio Sandstone Windham cream-colored, coarse grain, porous, carboniferous
9EE United States Ohio Sandstone Glenmont gray and buff, coarse-grain, porous, Briar Hill
5RA15 United States Ohio Sandstone Cambridge light gray, coarse grain, porous, carboniferous
S3-6 United States Ohio Sandstone McDermott gray, fine-grain, porous
14RB13 United States Ohio Dolomite Sandusky light gray, mottled, fine grain, compact, bituminous, Devonian
6WE United States Ohio Sandstone Amherst gray, medium-grain, porous
2EE United States Ohio Sandstone Glenmont buff, coarse-grain, porous
5RA16 United States Ohio Sandstone Leesville gray, fine grain, porous, Lower carboniferous
5LA13 United States Ohio Sandstone New Lisbon gray, coarse grain, porous, carboniferous
5Lb3 United States Ohio Sandstone Zanesville buff, coarse grain, porous, carboniferous
10EE United States Ohio Sandstone Amherst gray, med-grain, porous
10LB20 United States Ohio Sandstone Lancaster bright-yellow, coarse grain, porous, Lower carboniferous
5LA14 United States Ohio Sandstone Columbus gray, fine grain, compact, Sub-carboniferous
1RQ United States Ohio Sandstone Amherst buff, medium grain, porous, Berea Buff
5RA18 United States Ohio Sandstone E. Cleveland light buff, medium grain, porous, Lower carboniferous
12LA10 United States Ohio Dolomite Euphemia drab, dark-spotted, fine grain, porous, siliceous, Upper Silurian
7EE United States Ohio Sandstone McDermott buff, fine-grain, porous
12WE United States Ohio Sandstone McDermott blue, fine-grain, porous
5LA15 United States Ohio Sandstone Rockville buff, fine grain, porous
5RA5 United States Ohio Sandstone Marietta buff, fine grain, porous, carboniferous
9Lb5 United States Oklahoma Limestone Cherokee pale-buff, medium grain, semicrystalline, compact
11RB33 United States Oregon Sandstone Jacksonville gray, fine grain, porous
11RB34 United States Oregon Sandstone Dallas gray-brown, fine grain, porous
9Lb34 United States Oregon Sandstone Jacksonville reddish-brown, fine grain, porous
9Lb37 United States Oregon Sandstone Forest Grove gray, fine grain, porous
9Lb38 United States Oregon Diabase Ashland nearly black, fine grain, compact
9RB37 United States Oregon Sandstone Oakland blue gray, fine grain, compact, argillaceous
9Lb39 United States Oregon Diabase Albany region gray, medium grain, compact
9RB38 United States Oregon Sandstone Near Albany brown, fine grain, porous
10RB42 United States Oregon Basalt Albany dark gray, medium grain, compact
8RA42 United States Oregon Basalt Clackamas Station Clackamas Co gray, fine grain, porous
7RA14 United States Pennsylvania Limestone Connellsville light blue, medium grain, compact, Lower carboniferous
6RA17 United States Pennsylvania Sandstone Greensburgh gray, fine grain, compact, carboniferous
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
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
13RA38 United States Pennsylvania Marble Howellsville nearly white, fine grain, Lower 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