Rock Identifier
Shark Tooth Fossil (Carcharodonta (order Lamniformes), likely Carcharias spp.) — fossil
fossil

Shark Tooth Fossil

Carcharodonta (order Lamniformes), likely Carcharias spp.

Hardness: 5 (dentine/enamel), Color: Cream, white, or light beige (common for recent or minimally mineralized specimens), Shape: Pointed and triangular, Luster: Vitreous/shiny enamel, Specific Gravity: ~2.8-3.0.

Luster
Vitreous/shiny enamel, Specific Gravity: ~2
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Physical properties

Hardness: 5 (dentine/enamel), Color: Cream, white, or light beige (common for recent or minimally mineralized specimens), Shape: Pointed and triangular, Luster: Vitreous/shiny enamel, Specific Gravity: ~2.8-3.0.

Formation & geological history

Formed through the process of permineralization where organic tooth material is replaced or infused with minerals. This specimen appears modern or lightly fossilized from the Holocene or late Pleistocene epoch.

Uses & applications

Primarily used for biological study, jewelry (pendants), and as collectible items for hobbyists.

Geological facts

Sharks can lose thousands of teeth in a lifetime. Unlike bones, shark skeletons are cartilage and rarely fossilize, making teeth the most common evidence of prehistoric shark life.

Field identification & locations

Identify by its distinct enamel-covered blade and root structure. Commonly found on beaches in coastal regions like Florida, the Carolinas, and Morocco. Collectors look for sharp edges and intact roots.