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Stone description: black

Wall Number Country State Classification Source Sort descending
S2-82 United States Wisconsin Gabbro Ashland
11RB8 United States Pennsylvania Dolomite Carlisle
12RA8 United States New York Limestone Cobleskill
5LB24 United States Maine Serpentine Deer Island
10RB41 United States Maryland Granite Granite
12RA18 United States Virginia Marble Harrisonburg
13RA5 United States New York Limestone Howe's Cave
11RB5 United States New York Limestone Howe's Cave
14LB39 United States Pennsylvania Limestone Hyndman
5LA36 Mexico Andesite Ixtapalapa
14LA25 Austria Marble Karst
13Lb8 United States Pennsylvania Marble Lancaster
9LB16 United States Maryland Limestone Mt. Pleasant
12RA23 United States Tennessee Limestone Nashville
14LA19 Australia Marble New South Wales
13RB26 United States Colorado Limestone Pitkin
11RB6 United States New York Marble S. Glenn Falls
7RB8 Austria Marble Salzburg
14RA7 United States New York Limestone Saratoga
12LB6 United States New York Limestone Schoharie
4RB13 Italy Marble Spezia, Genoa Prov.
12LA24 Italy Marble Spezia, Genoa Prov.
12RA22 Italy Marble Spezia, Genoa Prov.
14LA9 United States Pennsylvania Limestone Spruce Creek Huntingdon Co.
11LA4 United States New York Limestone Union Springs
13LA6 United States New York Limestone Waterloo
13RB6 United States New York Limestone Willsborough
10RA11 United States Pennsylvania Dolomite York