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Stone classification: Basalt

Wall Number Sort descending Country State Source Description
10RB34 Mexico Mexico State dull-red, very vesicular
10RB42 United States Oregon Albany dark gray, medium grain, compact
5LB29 United States California Bridgeport gray, fine grain, compact
5LB36 Mexico Puebla State cut from the same block as 5RB37, nearly black, fine grain, coarsely vesicular
5RA29 United States California Petaluma dark gray, fine grain, compact
5RB37 Mexico Puebla State nearly black, fine grain, coarsely vesicular
8RA42 United States Oregon Clackamas Station Clackamas Co gray, fine grain, porous