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

Back to Stone Search

Stone classification: Limestone

Wall Number Country State Source Description
S3-8 United States Indiana Bedford gray, medium-gray, oolitic
S3-7 United States Arkansas Batesville gray, medium-grain crystalline, Batesville
S3-5 United States Indiana Bedford buff, medium-grain, oolitic, Grade A
S3-3 United States Minnesota Mankato light-buff, fine-grain magnesian
S3-2 United States Indiana Bedford gray, medium grain, oolitic
S3-12 United States Missouri Carthage gray, medium-grain, crystalline, Ozark Gray Clair
S3-10 United States Arkansas Batesville gray, medium-grain crystalline, Batesville
S3-1 United States Indiana Bedford gray, medium grain, oolitic, Grade B
S2-85 United States Indiana Bedford buff, med-grain, oolitic
S2-84 United States Indiana Bedford buff, medium-grain, oolitic
S2-5 United States Missouri Carthage gray, med-grain, crystalline
S2-4 United States Indiana Bedford gray, medium-grain, oolitic
S2-130 United States Indiana Bedford gray, medium-grain, oolitic
S2-129 United States Florida New Port Richey light-buff, fine-grain, compact
S2-128 United States Indiana Bedford gray, medium-grain, oolitic
S2-125 United States Kansas Cottonwood gray, coarse-grain, crystalline
S1-9 United States Indiana Bedford gray, oolitic
S1-8 United States Indiana Bedford gray, oolitic
S1-7 United States Indiana Bedford light-buff, Grade B, oolitic
S1-6 United States Indiana Bedford light-buff, Grade B, oolitic
S1-10 United States Indiana Bedford gray, oolitic
9RB9 United States Iowa Mt. Pleasant drab, fine grain, compact, pyritiferous
9RB5 United States North Carolina Newbern buff, coarse grain, coarsely cellular, Eocene
9RB14 United States Iowa Tipton buff, coarse grain, compact, cellular, Upper Silurian
9RB13 United States Iowa Conrad light gray, medium grain, compact, oolitic, Lower carboniferous
9RB12 United States Iowa Independence buff, fine grain, compact, fossiliferous, Devonian
9RB11 United States Iowa Givin gray, medium grain, compact, ferruginous, Lower carboniferous
9RB10 United States Iowa Davenport drab, fine grain, compact, cellular, Devonian
9RB1 Portugal Nazareth, Leiria pink, fine grain, compact
9RA9 United States Iowa Tracey Station, Marion Co. light gray, fine grain, porous, fossiliferous, Lower carboniferous
9RA5 United States Missouri New London dark gray, fine grain, compact, fossiliferous
9RA3 United States Colorado Morrison light red, fine grain, porous, laminated
9RA16 United States Minnesota St. Paul gray, fine grain, compact, fossiliferous, magnesian, Lower Silurian
9RA14 Spain Saragossa Prov. light drab, fine grain, compact
9RA13 United States Kansas Lane gray, medium grain, compact, fossiliferous
9RA12 United States Iowa Iowa City gray, coarse grain, porous, fossiliferous, Devonian
9RA11 United States Iowa Sigourney Station, Keokuk Co. light buff, fine grain, compact, dendritic, Lower carboniferous
9RA10 United States Iowa Ottumwa gray, medium grain, compact, Lower carboniferous
9LB9 United States Iowa Earlham drab, coarse grain, compact, fossiliferous, carboniferous
9Lb5 United States Oklahoma Cherokee pale-buff, medium grain, semicrystalline, compact
9LB16 United States Maryland Mt. Pleasant black, fine grain, compact
9LB14 United States Iowa Fairfield gray, fine grain, compact, micaceous, Lower carboniferous
9LB13 United States Iowa Burlington light gray, medium grain, compact, Sub-carboniferous
9LB12 United States Iowa Earlham gray, fine grain, compact, fossiliferous, carboniferous
9LB11 United States Iowa Durham Sta. Marion Co. light buff, medium grain, compact, bituminous, Lower carboniferous
9LB10 United States Iowa Bristow light gray, coarse grain, compact, Devonian
9LA9 United States Iowa Burlington light gray, medium grain, compact, Sub-carboniferous
9LA5 United States Missouri Barrett's Station light gray, coarse grain, porous, fossiliferous
9LA4 United States Colorado Pitkin dark, white-mottled, fine grain, compact
9LA16 United States Minnesota Minneapolis mottled gray, fine grain, compact
9LA14 Spain Murcia, Murcia dark gray, fine grain, compact
9LA13 United States Kansas Manhattan light gray, fine grain, compact, Permian
9LA12 United States Iowa Earlham buff, coarse grain, compact, fossiliferous, carboniferous
9LA11 United States Iowa Corning light buff, fine grain, compact, siliceous, carboniferous
9La10 United States Iowa Keosauque Station light gray, fine grain, compact, Lower carboniferous
9LA1 Portugal Nazareth, Leiria pinkish, fine grain, compact
9C United States Minnesota Mankato gray-buff, fine grain, cellular, magnesian
8WE United States Missouri Carthage gray, medium-grain, crystalline
8rb9 United States Ohio Xenia light gray, fine grain, compact, pyritiferous, Upper Silurian
8RB7 United States Nebraska Roca light gray, fine grain, compact, Permian
8RB3 Portugal Lombas, Leiria light buff, fine grain, compact
8RB2 Portugal Corredoura, Leiria light buff, coarse grain, cellular, fossiliferous
8RB17 United States Pennsylvania Mertztown dark blue gray, medium grain, compact, Lower Silurian
8RB16 United States Wisconsin Madison buff, fine grain, porous, Lower Silurian
8RB15 United States Utah Ephriam light gray, fine grain, porous, San Pete Stone
8RB13 United States Texas Burnet drab, fine grain, compact
8RB10 Bermuda Coralline cut from the same block as 8LB9, nearly white, coarsely cellular, friable
8RA9 Canada Montreal dark gray, medium grain, compact, semi-crystalline
8RA6 United States New York Sandy Hill dark gray, fine grain, compact, Lower Silurian
8RA4 United States Tennessee Nolensville Pike buff, fine grain, porous, Lower Silurian
8RA3 Portugal Janianes, Coimbra light drab, fine grain, compact, argillaceous
8RA2 Portugal Freguesias, Coimbra gray, fine grain, compact
8RA18 United States Kentucky Lebanon dark gray, fne gr, compact, fossiliferous
8RA17 United States Kentucky Franklin light gray, fine grain, compact
8RA16 United States Indiana Ellettsville light gray, medium grain, porous, bituminous, Lower carboniferous
8RA15 United States Indiana Putnamville gray, fine grain, compact, Lower carboniferous, siliceous
8RA14 United States Indiana Avoca light gray, fine grain, compact, oolitic
8RA13 United States Indiana Bedford light gray, medium grain, compact, oolitic, Lower carboniferous
8RA12 United States Illinois Jonesborough light gray, medium grain, compact, oolitic
8RA11 United States Illinois Rockport light gray, medium grain, compact, fossiliferousbearing
8RA10 United States Illinois Chester light gray, finely fossiliferous, compact, Lower carboniferous, medium grain
8LB9 Bermuda Coralline nearly white, coarsely cellular, friable
8Lb8 United States Ohio Hamilton dark gray, coarse grain, compact, fossiliferous
8LB7 United States Nebraska Syracuse light drab, fine grain, compact, Fusulina
8LB6 United States Nebraska Roca light gray, fine grain, compact, fossiliferous, Permian
8LB17 United States Pennsylvania Richland Station Lebanon Co. blue gray, fine grain, compact, crystalline, Lower Silurian
8LB16 United States Mississippi Teshomingo County gray, fine grain, compact, finely fossiliferous
8LB15 United States Wisconsin Hayton light drab, fine grain, compact, cellular
8LA9 Canada Kingston dark gray, fine grain, compact, fossiliferous
8LA6 United States New York Louisville gray, medium grain, compact
8La17 United States Kentucky Russelville light gray, medium grain, compact, oolitic
8LA16 United States Kentucky Springfield gray, fine grain, compact, coarsely fossiliferous
8LA15 United States Indiana Greenscastle light gray, medium grain, compact, crystalline, Lower carboniferous
8LA14 United States Indiana Kokomo drab, fine grain, compact, bituminous
8LA13 United States Indiana Fort Ritner light gray, medium grain, compact, Lower carboniferous, oolitic
8LA12 United States Illinois Kinderhook light gray, medium grain, compact, semicrystalline, carboniferous
8La11 United States Illinois Belknap gray, medium-gr, compact
8C United States Indiana Bloomington buff, medium grain, porous, oolitic, Standard Buff
7RA9 United States Alabama Tuscumbia light gray, medium grain, compact, fossiliferous-bearing
7ra8 United States Alabama Dickson light gray, medium grain, compact, fossiliferous