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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
7RB25 United States New York Sandstone Margarettville blue gray, medium grain, porous, Devonian
5RA13 United States Ohio Sandstone Marietta gray, fine grain, porous, carboniferous
5RA5 United States Ohio Sandstone Marietta buff, fine grain, porous, carboniferous
9LB23 United States Ohio Sandstone Marietta light gray, medium grain, porous, carboniferous
6RB21 United States Ohio Sandstone Marietta buff, coarse grain, porous, carboniferous
7RB27 United States Kentucky Sandstone Marion nearly white, fine grain, compact, Lower carboniferous
10La9 United States Kansas Dolomite Marion Center light buff, fine grain, porous, Permian
11RB9 United States Kansas Dolomite Marion Center light buff, streaked, fine grain, porous, Permian
5RB44 United States New Hampshire Granite Marlborough light gray, fine grain, muscovite-biotite
7RA42 United States Michigan Sandstone Marquette reddish, fine grain, porous, Potsdam
10RB49 United States Wisconsin Quartz Marquette dark gray, coarse grain, compact, Porphyritic
7LA44 United States Michigan Sandstone Marquette purplish-brown, medium grain, compact, Lower Silurian
7RB42 United States Michigan Sandstone Marquette red and gray, medium grain, porous, Lower Silurian
12LA15 United States Iowa Dolomite Marshalltown light gray, fine grain, compact, Lower carboniferous
10LA18 United States Iowa Limestone Marshalltown gray, medium grain, porous, oolitic
12RA21 United States Iowa Limestone Marshalltown light drab, fine grain, compact, arenaceous, calcite
11RB12 United States Missouri Dolomite Marshfield yellow-brown, fine grain, compact, siliceous
6RA42 United States New Jersey Sandstone Martinville drab, fine grain, compact, Triassic
9LA45 Canada Sandstone Mary's Point, New Brunswick brown, fine grain, compact, carboniferous
11RB10 United States Kansas Dolomite Marysville light gray, fine grain, compact, Permian
10RB45 United States New Hampshire Granite Mason light gray, medium texture, biotite
10RA37 United States New Hampshire Granite Mason light gray, fine grain, biotite
4RB20 United States New Hampshire Granite Mason gray, fine grain, biotite
13LB13 United States Iowa Limestone Mason City buff, fine grain, compact, cellular, magnesian, Devonian
14RA23 United States Iowa Limestone Mason City light buff, fine grain, compact, fossiliferous, Devonian
5RA1 United States Ohio Sandstone Massillon light brown, medium grain, porous, carboniferous
6RA5 United States Pennsylvania Sandstone Mauch Chunk dark gray, fine grain, compact
6LB2 United States Pennsylvania Sandstone Mauch Chunk gray, coarse grain, compact, carboniferous
10Lb46 United States Wisconsin Sandstone Mauston light gray, fine grain, porous, Lower Silurian
10Lb47 United States Wisconsin Sandstone Mauston light red, fine grain, porous, Lower Silurian
9LA36 United States New Jersey Conglomerate May's Landing Atlantic Co. brown, coarse grain, porous, ferruginous
6RQ United States Ohio Sandstone McDermont light gray, fine grain, porous
8RQ United States Ohio Sandstone McDermont medium grainay, fine grain, porous
13WE United States Ohio Sandstone McDermott buff, fine-grain, porous
6EE United States Ohio Sandstone McDermott gray, fine-grain, porous
28EE United States Ohio Sandstone McDermott gray, fine-grain, porous, Scioto
22EE United States Ohio Sandstone McDermott buff, fine-grain, porous
S2-7 United States Ohio Sandstone McDermott gray, fine-grain, porous
7EE United States Ohio Sandstone McDermott buff, fine-grain, porous
S3-11 United States Ohio Sandstone McDermott gray, fine-grain, porous
9WE United States Ohio Sandstone McDermott blue, fine-grain, porous
S1-1 United States Ohio Sandstone McDermott gray, fine-grain, porous
S3-6 United States Ohio Sandstone McDermott gray, fine-grain, porous
17WE United States Ohio Sandstone McDermott blue, fine-grain, porous
18WE United States Ohio Sandstone McDermott blue, fine-grain, porous
S1-2 United States Ohio Sandstone McDermott gray, fine-grain, porous
19WE United States Ohio Sandstone McDermott blue, fine-grain, porous
S2-10 United States Ohio Sandstone McDermott buff, fine-grain, porous
12WE United States Ohio Sandstone McDermott blue, fine-grain, porous
8La4 United States Tennessee Marble Meadow buff and gray, medium grain, fossiliferous, Lower Silurian
13RA28 United States Tennessee Marble Meadow pinkish-gray, medium grain, fossiliferous, Lower Silurian
9RB32 United States Missouri Sandstone Meadville buff, medium grain, porous, calcareous, carboniferous
9RA18 United States Pennsylvania Sandstone Meadville buff, coarse grain, porous, friable, carboniferous
5RA25 United States North Carolina Granite Mecklenburg Co. gray, coarse grain, hornblende
8LA23 United States Massachusetts Diabase Medford dark gray, coarse grain
10RB29 United States New York Sandstone Medina light purplish-pink, fine grain, porous, Upper Silurian
8LB34 United States Minnesota Sandstone Mendota bright-yellow, medium grain, porous, Lower Silurian
S1-27 Italy Granite Mergozza pink, medium-grain, biotite
8RB17 United States Pennsylvania Limestone Mertztown dark blue gray, medium grain, compact, Lower Silurian
6La7 United States Pennsylvania Sandstone Meshoppen blue gray, fine grain, compact, Devonian
10LA38 Mexico Dacite Mexico State reddish-brown, fine grain, porous
10RB34 Mexico Basalt Mexico State dull-red, very vesicular
13RA22 United States Missouri Sandstone Miami Station Carroll Co. gray, fine grain, porous, carboniferous
10RB30 United States New York Argillite (Slate) Middle Granville purple, rough-texture, roofing, slate
8RB20 United States Ohio Sandstone Middleburg Twp. Cuyahoga Co. buff, medium grain, porous, Lower carboniferous
5LA34 United States Connecticut Gneiss Middletown dark gray, fine grain, hornblende-biotite
S1-30 United States Massachusetts Granite Milford pink, coarse-grain, biotite
S1-33 United States Massachusetts Granite Milford pink, coarse-grain, biotite
6RA44 United States New Hampshire Granite Milford light gray, fine grain, biotite
10RA40 United States New Hampshire Granite Milford light gray, fine grain, biotite
7RB40 United States New Hampshire Granite Milford pinkish-gray, fine grain, biotite
S2-79 United States Massachusetts Granite Milford pink, coarse-grain, biotite
4B United States Massachusetts Granite Milford pale-pink, coarse grain, biotite, Milford Pink
4RB17 United States Maine Granite Milford pink, coarse grain, biotite, Milford Pink
1L1 United States Connecticut Gneiss Milford dark gray, fine grain, hornblende-biotite
14RA10 United States Pennsylvania Dolomite Mill Lane Chester Co. light gray, fine grain, compact, Lower Silurian
12RB33 United States Ohio Limestone Millersburg dark, white-spotted, fine grain, compact, carboniferous
5LA7 United States Ohio Sandstone Millersburg gray, fine grain, porous, carboniferous
6LB21 United States Ohio Sandstone Millersburg gray, coarse grain, porous, carboniferous
1L3 United States Connecticut Granite Millstone Point pink and black, fine grain, muscovite-biotite
6RA35 United States Connecticut Granite Millstone Point gray, fine grain, biotite
7RB30 United States Texas Sandstone Milsap reddish-brown, fine grain, porous
8RA32 United States Texas Sandstone Milsap reddish-brown, fine grain, porous
11RA10 United States Ohio Dolomite Milton Twp. Woods Co. gray, fine grain, compact, Devonian
13RA4 United States Wisconsin Dolomite Milwaukee drab, fine grain, compact, Silurian
12RA6 United States Wisconsin Dolomite Milwaukee light drab, fine grain, compact, Upper Silurian
14RB8 United States Minnesota Limestone Minneapolis dark-mottled gray, fine grain, compact, fossiliferous, magnesian
9LA16 United States Minnesota Limestone Minneapolis mottled gray, fine grain, compact
14RA29 Austria Limestone Mokritz buff, fine grain, porous fossiliferous
5RB32 United States Colorado Diorite Monarch greenish-gray, fine grain
9RA21 United States Ohio Sandstone Monclava drab, fine grain, porous, Lower carboniferous
6La13 United States Pennsylvania Sandstone Monongahela City buff, coarse grain, porous, carboniferous
6LA39 United States Massachusetts Gneiss Monson dark gray, fine grain, biotite
10LB22 United States Massachusetts Gneiss Monson gray, fine grain, muscovite
10LB28 United States Maine Argillite (Slate) Monson uniform blue-black, electrical
7RB16 United States Pennsylvania Soapstone Montgomery Co. gray, dark-mottled, coarse grain, compact
10LB17 United States Pennsylvania Soapstone Montgomery Co. gray, dark-mottled, coarse grain, compact
14LB17 United States Iowa Dolomite Monticello light buff, fine grain, compact, Upper Silurian
14RB23 United States Iowa Limestone Montour buff, medium grain, compact, oolitic, Lower carboniferous
11RA19 United States Iowa Limestone Montour buff, medium grain, compact, oolitic, Lower carboniferous