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
10LB13 United States Iowa Limestone Marble Rock light buff, fine grain, compact, Devonian
14LA14 United States Iowa Dolomite Mt. Vernon light buff, fine grain, porous, bituminous, Niagara
13RA18 United States Iowa Limestone Vinton light buff, fine grain, porous, bituminous
9LB10 United States Iowa Limestone Bristow light gray, coarse grain, compact, Devonian
9RB10 United States Iowa Limestone Davenport drab, fine grain, compact, cellular, Devonian
14LA15 United States Iowa Dolomite Waterloo buff, fine grain, compact, siliceous, Devonian
13RA19 United States Iowa Limestone Macedonia buff, coarse grain, compact, carboniferous
9LB11 United States Iowa Limestone Durham Sta. Marion Co. light buff, medium grain, compact, bituminous, Lower carboniferous
9RB11 United States Iowa Limestone Givin gray, medium grain, compact, ferruginous, Lower carboniferous
13LA19 United States Iowa Limestone Davenport drab, fine grain, compact, Devonian
14LA16 United States Iowa Dolomite Stone City light buff, fine grain, porous, bituminous, Niagara
10RB12 United States Iowa Limestone Iowa City brown, medium grain, compact, Devonian
11LA20 United States Iowa Limestone Bristow buff, fine grain, compact, Devonian
12RA21 United States Iowa Limestone Marshalltown light drab, fine grain, compact, arenaceous, calcite
14RA14 United States Iowa Dolomite Ames Station Story Co. light buff, fine grain, porous, Lower carboniferous
9LB12 United States Iowa Limestone Earlham gray, fine grain, compact, fossiliferous, carboniferous
4C United States Kansas Limestone Silverdale buff, medium grain, compact, calcite, Silurianverdale
11LA23 United States Kansas Limestone Eldorado light gray, fine grain, compact, Permian
13RA23 United States Kansas Limestone Augusta buff, coarse grain, porous, Permian, Fusulina
10RA31 United States Kansas Sandstone Parsons gray, fine grain, porous, calcareous
10LA37 United States Kansas Sandstone Chanute buff, fine grain, friable, calcareous
13RA24 United States Kansas Limestone Douglass light gray, medium grain, porous, soft, fossiliferous, Permian
10RA32 United States Kansas Sandstone Parsons buff, fine grain, porous
10RA33 United States Kansas Sandstone Neodesha buff, fine grain, friable, calcareous
13LA25 United States Kansas Limestone Winfield drab, fine grain, compact, Permian
11LB8 United States Kansas Dolomite Topeka drab, medium grain, compact, fossiliferous, carboniferous
11LB22 United States Kansas Limestone Cottonwood nearly white, porous, porous, coarse grain
8LA39 United States Kansas Sandstone Oswego dark gray, medium grain, porous, calcareous
10RA12 United States Kansas Dolomite Richland Twp. Butler Co. buff, fine grain, compact, siliceous
11RB10 United States Kansas Dolomite Marysville light gray, fine grain, compact, Permian
9LA13 United States Kansas Limestone Manhattan light gray, fine grain, compact, Permian
11LB31 United States Kansas Sandstone Pawnee gray, dark-spotted, medium grain, porous, calcareous
9RA13 United States Kansas Limestone Lane gray, medium grain, compact, fossiliferous
10Lb36 United States Kansas Sandstone Pawnee gray, dark-spotted, medium grain, compact, calcareous
10LA24 United States Kansas Limestone Grenola drab, fine grain, compact, Fusulina
12RB22 United States Kansas Limestone Wilson buff, fine grain, compact
10LA25 United States Kansas Limestone Greeley buff, coarse grain, porous
12RB23 United States Kansas Limestone Oswego dark gray, compact, coarse grain, fossiliferous
10La9 United States Kansas Dolomite Marion Center light buff, fine grain, porous, Permian
12LB22 United States Kansas Limestone Junction City buff, fine grain, porous, soft and earthy
12LB23 United States Kansas Limestone Rock Twp. Butler Co. light grab, fine grain, compact
10RA22 United States Kansas Limestone Smoky Hill Reservation white, fine grain, porous, chalky
11LA8 United States Kansas Limestone Florence light gray, fine grain, compact, fossiliferous, magnesian
14LB26 United States Kansas Limestone Irving gray, fine grain, compact, fossiliferous
10RA23 United States Kansas Limestone Eldorado light gray, fine grain, compact, Permian
11Ra25 United States Kansas Limestone Cottonwood cut from same block as 11LB22, nearly white, porous, coarse grain
S2-125 United States Kansas Limestone Cottonwood gray, coarse-grain, crystalline
10LB12 United States Kansas Dolomite Topeka gray, medium grain, compact, fossiliferous, carboniferous
10RA24 United States Kansas Limestone Armstrong buff, medium grain, porous, fossiliferous
11RA26 United States Kansas Limestone Atchison drab-gray, medium grain, compact, fossiliferous, carboniferous
11LB10 United States Kansas Limestone Leavenworth yellow, earthy, fine grain, compact, magnesian
11RA27 United States Kansas Limestone Cottonwood light gray, coarse grain, porous, Permian, Fusulina
11RB9 United States Kansas Dolomite Marion Center light buff, streaked, fine grain, porous, Permian
7RA28 United States Kentucky Sandstone Cloveport light brown, fine grain, porous, Lower carboniferous
6La30 United States Kentucky Sandstone Livingstone gray, fine grain, porous
12La36 United States Kentucky Limestone Bloomfield light gray, medium grain, compact, fossiliferous
6RA30 United States Kentucky Sandstone Whitney Co. light blue gray, fine grain, porous
11LB45 United States Kentucky Sandstone Whitney Co. light gray, fine grain, porous
8LA31 United States Kentucky Sandstone Johnson Co. light brown, medium grain, porous, Lower carboniferous
8RA31 United States Kentucky Sandstone Pineville light blue gray, fine grain, compact
7LA28 United States Kentucky Sandstone Grayson Spgs light gray, fine grain, porous
12RB38 United States Kentucky Limestone Taylorsville gray, medium grain, compact, coarsely fossiliferous
12LB37 United States Kentucky Limestone Russelville dark-drab, fine grain, compact
13RB43 United States Kentucky Limestone Litchfield light gray, medium grain, compact, oolitic, Sub-carboniferous
12La13 United States Kentucky Dolomite Lincoln Co. light drab, fine grain, compact, semicrystalline
13LB43 United States Kentucky Limestone Litchfield dark, mottled, fine grain, compact, semicrystalline
13RB44 United States Kentucky Limestone Frankfort light gray, fine grain, compact, semicrystalline
13LB44 United States Kentucky Limestone Lincoln Co. light gray, fine grain, compact
13RB45 United States Kentucky Limestone Dennis drab, fine grain, compact, Lower carboniferous
7RB27 United States Kentucky Sandstone Marion nearly white, fine grain, compact, Lower carboniferous
13LB45 United States Kentucky Limestone Green Co. dark gray, medium grain, compact, fossiliferous, Lower carboniferous
12LB12 United States Kentucky Dolomite Louisville gray, fine grain, compact, fossiliferous, calcite, Lower carboniferous
14LB44 United States Kentucky Limestone Frankford Franklin Co. drab, fine grain, compact
14LB45 United States Kentucky Limestone Pineville dark gray, fine grain, compact, bituminous
12RA36 United States Kentucky Limestone Garrett light gray, medium grain, porous, oolitic, Lower carboniferous
14RB43 United States Kentucky Limestone Lebanon drab, fine grain, compact, carboniferous
14Lb46 United States Kentucky Limestone Princeton light gray, medium grain, compact, oolitic, Lower carboniferous
6LB30 United States Kentucky Sandstone Cloveport buff, fine grain, porous, Lower carboniferous
14RB44 United States Kentucky Limestone Greensburg drab, medium grain, compact, earthy, fossiliferous
14LB47 United States Kentucky Limestone Pineville drab, fine grain, compact
14RB45 United States Kentucky Limestone Frankfort light gray, compact, medium grain, fossiliferous
8RB31 United States Kentucky Sandstone Blue Lick Mountain gray, fine grain, compact
7LB28 United States Kentucky Sandstone Taylor Co. gray, brown lines, fine grain, compact
8LA16 United States Kentucky Limestone Springfield gray, fine grain, compact, coarsely fossiliferous
8LB31 United States Kentucky Sandstone Cloveport buff, fine grain, porous, Lower carboniferous
14RB46 United States Kentucky Limestone Stewart's Mill Clark Co. dark gray, fine grain, compact, carboniferous
6RB29 United States Kentucky Sandstone Kirkmansville yellowish, medium grain, porous
8RA17 United States Kentucky Limestone Franklin light gray, fine grain, compact
8La17 United States Kentucky Limestone Russelville light gray, medium grain, compact, oolitic
14RB47 United States Kentucky Limestone Bloomfield dark gray, fine grain, compact, fossiliferous, Lower Silurian
12RA11 United States Kentucky Limestone Lagrange light gray, fine grain, compact, magnesian, Upper Silurian
8RA18 United States Kentucky Limestone Lebanon dark gray, fne gr, compact, fossiliferous
11LA11 United States Kentucky Dolomite Bardstown drab, fine grain, compact, Upper Silurian
13RA41 United States Kentucky Limestone Princeton light gray, medium grain, compact, oolitic, Lower carboniferous
13RA42 United States Kentucky Limestone Princeton light drab, medium grain, compact, oolitic, Lower carboniferous
12RB11 United States Kentucky Limestone Lulbergrude Cr. Clark Co. drab, coarse grain, compact, magnesian
13RA43 United States Kentucky Limestone Hopkinsville light gray, medium grain, porous, oolitic, Sub-carboniferous
13RA44 United States Kentucky Limestone Pilot Knob light gray, medium grain, compact, oolitic, Sub-carboniferous
13LA43 United States Kentucky Limestone Grahampton dark gray, fine grain, compact, semicrystalline, Lower carboniferous
13RA45 United States Kentucky Limestone Anchorage light drab, fine grain, compact