Rock Identifier
Travertine (Calcium Carbonate (CaCO3)) — sedimentary
sedimentary

Travertine

Calcium Carbonate (CaCO3)

AI-generated identification · may be incorrect

Hardness of 3 on the Mohs scale, colors ranging from white to tan and cream, vitreous to dull luster, and often features a porous or banded crystal structure.

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Physical properties

Hardness of 3 on the Mohs scale, colors ranging from white to tan and cream, vitreous to dull luster, and often features a porous or banded crystal structure.

Formation & geological history

Formed through the precipitation of carbonate minerals from supersaturated waters, particularly around hot springs and limestone caves.

Uses & applications

Widely used in architecture for flooring, wall cladding, and bathroom tiles, as well as in decorative stone carvings.

Geological facts

Famous ancient structures like the Colosseum in Rome were constructed largely using travertine stone.

Field identification & locations

Identified by its characteristic fibrous or concentric banding and numerous small cavities; commonly found in Italy, Turkey, and the United States.