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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
S2-41 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-42 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
5RA39 United States Maryland Gneiss Baltimore light gray, fine grain, biotite
S2-43 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
5RB26 United States Maryland Conglomerate Cumberland light gray, coarse grain, compact, Lower Silurian
S2-11 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-44 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
19EE United States Maryland Schist Potomac vari-colored chlorite schist, Stonyhurst
5LA38 United States Maryland Granite Bethesda bluish-gray, medium grain, biotite
S2-14 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-45 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-46 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
7RA38 United States Maryland Serpentine Dublin Borough light green, variegated
S2-17 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
6LA40 United States Maryland Granite Ilchester Red, coarse grain, Laurentian, biotite
14LB42 United States Maryland Marble Cockeysville white, medium grain, Lower Silurian, dolomite
S2-18 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
6RA40 United States Maryland Gneiss Ellicott City dark gray, coarse grain
S2-19 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
6RA41 United States Maryland Argillite (Slate) Nr. Cardiff blue-black, medium coarse texture, roofing
14RB41 United States Maryland Marble Cockeysville brown, medium grain, dolomite, Mar Villa
14RB42 United States Maryland Marble Frederick variegated, coarse, Triassic, conglomerate
10LB41 United States Maryland Quartzite Frederick Co. cream-colored, coarse grain
12LA30 United States Maryland Marble Union Bridge dark-red and white, coarse grain
S2-20 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
7LA37 United States Maryland Serpentine Deer Creek dark-green, fine grain, compact
S2-21 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
7LA38 United States Maryland Serpentine Baltimore dark-green, fine grain, compact
S2-22 United States Maryland Schist Potomac some with cleavage vertical, Varicolored chlorite, some with cleavage horizontal
S2-23 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
10RB40 United States Maryland Granite Gwynn Falls gray, fine grain, biotite
S2-24 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
20EE United States Maryland Schist Potomac vari-colored chlorite schist, Stonyhurst
10RB41 United States Maryland Granite Granite black, white-spotted, coarse grain, biotite
3R15 United States Maryland Dolomite Baltimore cut from same block as 3L15, white, fine grain
S2-12 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-25 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-15 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-26 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
5RB39 United States Maryland Granite Montrose gray, fine grain, biotite
S2-27 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
13RA40 United States Maryland Marble Cockeysville white, medium grain, Lower Silurian, dolomite
7RB38 United States Maryland Serpentine Dublin Borough dark and light-green, variegated
S2-28 United States Maryland Schist Potomac Varicolored chlorite, some with cleavage horizontal, some with cleavage vertical
S2-152 United States Alaska Marble Gantt's Quarry nearly white, fine-grain calcite marble, Alabama Clouded Cream
S2-153 United States Alaska Marble Gantt's Quarry nearly white, fine-grain calcite marble, Alabama Clouded Cream
S2-145 United States Alaska Marble Tokeen gray, medium-grain calcite marble, Gravina
S2-151 United States Alaska Marble Tokeen light-gray, medium-grain calcite marble, Tokeen
6RA22 United States Massachusetts Granite W. Quincy dark gray, coarse grain, hornblende
5RB11 United States Massachusetts Granite Quincy dark-red, coarse grain, hornblende
6La22 United States Massachusetts Granite Cohasset pink, coarse grain, biotite
8RA22 United States Massachusetts Gneiss Becket pink-gray, fine grain, biotite-muscovite
S1-22 United States Massachusetts Granite Quincy dark-gray, coarse-grain, hornblende
8LA22 United States Massachusetts Diabase Somerville gray, coarse grain
5RB12 United States Massachusetts Granite Quincy dark gray, coarse grain, hornblende
10LB21 United States Massachusetts Granite Framingham light pink, coarse grain, biotite
5LB10 United States Massachusetts Granite Fitchburg gray, coarse grain, muscovite-biotite
8RA23 United States Massachusetts Sandstone E. Long Meadow light reddish-brown, porous, fine grain
S1-23 United States Massachusetts Granite Quincy gray, medium-grain, hornblende
8LA23 United States Massachusetts Diabase Medford dark gray, coarse grain
5RB13 United States Massachusetts Granite Quincy dark gray, coarse grain, hornblende
S2-89 United States Massachusetts Granite Unknown bluish-gray, fine-grain, biotite
10LB22 United States Massachusetts Gneiss Monson gray, fine grain, muscovite
5LB11 United States Massachusetts Granite Dedham pink, fine grain, epidote
13RB31 United States Massachusetts Marble Lee white, fine grain, Lower Silurianower Dolomite
S1-24 United States Massachusetts Granite Quincy dark-gray, coarse-grain, hornblende
5RB14 United States Massachusetts Granite Quincy dark gray, coarse grain, hornblende
10LB23 United States Massachusetts Gneiss Becket dark gray, fine grain, muscovite
5LB12 United States Massachusetts Granite Freetown light gray, coarse grain, biotite
7LB37 United States Massachusetts Gneiss Westford light gray, fine grain, muscovite
5RB15 United States Massachusetts Granite N. Easton pink, coarse grain, biotite
10LB24 United States Massachusetts Granite Framingham light pink, coarse grain, biotite
5LB13 United States Massachusetts Gneiss Westford gray, fine grain, muscovite
1L7 United States Massachusetts Granite Quincy dark gray, coarse grain, riebeckite-aegirite
S1-26 United States Massachusetts Granite Quincy dark-gray, medium-grain, hornblende
5RB16 United States Massachusetts Diabase E. Longmeadow dark gray, fine grain, Mesozoic
9La23 United States Massachusetts Granite Peabody gray, coarse grain, hornblende
10LB25 United States Massachusetts Gneiss Northfield gray, fine grain, biotite
9RA23 United States Massachusetts Granite W. Quincy dark gray, coarse grain, hornblende
4RB14 United States Massachusetts Granite Quincy blue gray, coarse grain, hornblende
5LB14 United States Massachusetts Gneiss Westford gray, fine grain, muscovite
1L8 United States Massachusetts Granite Quincy dark gray, coarse grain, riebeckite-aegirite
13LB33 United States Massachusetts Marble Alford white, medium grain, Lower Silurian
5RB17 United States Massachusetts Granite Quincy dark gray, coarse grain, hornblende
9LA24 United States Massachusetts Granite Brockton pink, coarse grain, biotite
10LB26 United States Massachusetts Melaphyre Brighton olive green, white-speckled, medium grain, compact
5LB15 United States Massachusetts Gneiss Westford light gray, fine grain, muscovite
1L9 United States Massachusetts Granite Quincy dark gray, coarse grain, riebeckite-aegirite
10RB23 United States Massachusetts Granite Framingham dark gray, coarse grain, biotite
5RB18 United States Massachusetts Granite Quincy dark gray, coarse grain, hornblende
4B United States Massachusetts Granite Milford pale-pink, coarse grain, biotite, Milford Pink
5LB16 United States Massachusetts Granite Gloucester gray, coarse grain, hornblende
10RB24 United States Massachusetts Granite Quincy pink, coarse grain, hornblende
S1-29 United States Massachusetts Granite Quincy dark-gray, coarse-grain, hornblende
5RB19 United States Massachusetts Granite Quincy dark gray, coarse grain, hornblende
5LB17 United States Massachusetts Granite Gloucester light pink, coarse grain, hornblende
5LB18 United States Massachusetts Granite Gloucester gray, coarse grain, hornblende
9LB15 United States Massachusetts Marble Stockbridge water-blue, fine grain, Lower Silurian
S1-30 United States Massachusetts Granite Milford pink, coarse-grain, biotite
5RB20 United States Massachusetts Granite Quincy dark gray, coarse grain, hornblende