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Stone description: dark blue gray

Wall Number Sort descending Country State Classification Source
10LB32 United States New York Sandstone Ithaca
13LA34 Spain Marble Panticosa, Huesca
13La39 United States Pennsylvania Marble Columbia
13LB39 United States Pennsylvania Limestone Paxton Station Dauphin Co.
13RA39 United States Pennsylvania Marble Columbia
14RB10 United States Pennsylvania Dolomite Leaman Place Lancaster Co.
6LA29 United States New York Sandstone High Woods
6RA18 United States Pennsylvania Sandstone Danville
7La15 United States Pennsylvania Limestone Lebanon
7La16 United States Pennsylvania Limestone Lebanon
7La27 United States New York Sandstone Hallihan's Hill
7Lb26 United States New York Sandstone Woodstock
7RA13 United States Pennsylvania Limestone Harrisburg
7RA16 United States Pennsylvania Limestone Wernersville
7RB26 United States New York Sandstone Covert
8LA28 United States New York Sandstone W. Hurley
8LA29 United States New York Sandstone Steeny Kill
8LB29 United States New York Sandstone Reedsville
8LB42 United States New Jersey Sandstone Quarryville
8RB17 United States Pennsylvania Limestone Mertztown
8RB28 United States New York Sandstone Broadhead's Bridge
8RB30 United States New York Sandstone Broadhead's Bridge
9LA20 United States Pennsylvania Sandstone Pond Eddy
9Lb29 United States New York Sandstone Schenectady
9LB30 United States New York Sandstone Trumansburg
9RA28 United States New York Sandstone Ulster Co. Snider Hollow