Skip to main content
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.

Stone classification: Sandstone

Wall Number Country State Sort ascending Source Description
9LA41 United States Illinois Chester light gray, fine grain, porous, Lower carboniferous
9LA42 United States Illinois Chester yellowish-brown, fine grain, porous, Lower carboniferous
9LA43 United States Illinois Carbondale
9RA41 United States Illinois Carbondale light brown, fine grain, porous
9RA42 United States Illinois Xenia light gray, fine grain, porous, Coal Measures
9LA40 United States Illinois Pinckneyville light brown, fine grain, porous, Lower carboniferous
S2-132 United States Idaho Boise buff, coarse-grain, porous
9RA43 United States Idaho Boise buff-colored, coarse grain, porous
23EE United States Idaho Boise buff, coarse-grain, porous
S2-8 United States Idaho Boise buff, coarse-grain, porous
9LB36 United States Alabama Greensport gray, fine grain, compact
9RB34 United States Alabama DaKalb County yellow, coarse grain, porous, ferruginous
11LA36 Portugal St. Miguel, Coimbra Red, fine grain, compact, ferruginous
7LA34 Scotland Beauty, Rose
9RA26 Australia New South Wales cut from same block as 9LB26, pinkish-buff, coarse grain, porous
11LA37 Portugal St. Miguel, Coimbra Red, fine grain, comapct, calcareous
8RB36 Scotland Nairn light gr, fine grain, porous, calcareous, Devonian
9RA32 Italy Leghorn gray, coarse grain, compact, calcareous
9LA45 Canada Mary's Point, New Brunswick brown, fine grain, compact, carboniferous
11LB25 Italy Leghorn cut from same block as 9RA32, gray, coarse grain, compact, calcareous
5LA12 Scotland Anan dull-red, fine grain, compact, Devonian
9LA46 Canada Brampton, Ontario brown, fine grain, compact
10LA39 Mexico Guanajuato State green, brown-banded, medium grain, compact, calcareous
10LA50 Canada Sackville, New Brunswick brown, medium grain, porous
11LB28 Scotland Ballochmyle light red, fine grain, porous, carboniferous
9RB42 Portugal St. Miguel, Coimbra buff, coarse grain, compact, calcareous
9RB43 Canada Nepigon Bay, Ontario Red, fine grain, compact, Potsdam
9RA37 Spain Murcia buff, fine grain, compact, calcareous
9LB26 Australia New South Wales pinkish-buff, coarse grain, porous
9LB27 Australia New South Wales cut from same block as 9LB26, pinkish-buff, coarse grain, porous
11LB43 Canada Cliffton, New Brunswick gray, medium grain, compact
9RA45 Canada Dorchester, New Brunswick olive, fine grain, porous, Sub-carboniferous
9RA46 Canada Georgetown, Ontario light-gray, fine grain, porous
10RA30 Mexico Guanajuato State green, brown-banded, medium grain, compact, calcareous
9RB17 Unknown
8LB36 Scotland Thurso buff, medium grain, porous, calcareous, Devonian
9LA27 Australia New South Wales cut from same block as 9LB26, pinkish-buff, coarse grain, porous
9RB24 Australia New South Wales cut from same block as 9LB26, pinkish-buff, coarse grain, porous
9RB25 Australia New South Wales cut from same block as 9LB26, pinkish-buff, coarse grain, porous
4L7 Australia New South Wales pinkish-buff, medium grain, porous
4L8 Australia New South Wales light buff, coarse grain, porous
10RB39 Unknown
4R7 Australia New South Wales Cut from same block as 4L7, pinkish-buff, medium grain, porous
11RB46 Canada Cliffton, New Brunswick greenish-gray, medium grain, compact
4R8 Australia New South Wales Cut from the same block as 4L8, light buff, coarse grain, porous
7RA34 Scotland Elgin, Moray