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Engineering Laboratory

Materials and Structural Systems Division

Back to Stone Search

Stone description: roofing and tile slate

Wall Number Country State Classification Source
10RB20 United States Pennsylvania Argillite (Slate) Slatington
10RB21 United States Pennsylvania Argillite (Slate) Slatington
6LB15 United States Pennsylvania Argillite (Slate) Slatington
7LA17 United States Pennsylvania Argillite (Slate) Slatington
7RA17 United States Pennsylvania Argillite (Slate) Slatedale
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