fossil
Fossil Shark Tooth (Otodus obliquus)
Otodus obliquus
Hardness: 5 (enameled surface); Color: Tan to cream-colored; Luster: Smooth, slightly glossy; Structure: Triangular blade with lateral cusplets and a thick root
- Hardness
- 5 (enameled surface)
- Color
- Tan to cream-colored
- Luster
- Smooth, slightly glossy
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Physical properties
Hardness: 5 (enameled surface); Color: Tan to cream-colored; Luster: Smooth, slightly glossy; Structure: Triangular blade with lateral cusplets and a thick root
Formation & geological history
Formed through permineralization of shark teeth in marine sediments; typically dates to the Paleocene and Eocene epochs (approx. 40-60 million years ago)
Uses & applications
Highly popular for personal collections, educational study, and jewelry such as necklaces
Geological facts
Otodus was a giant mackerel shark that is considered a distant ancestor of the famous megalodon.
Field identification & locations
Commonly found in the phosphate mines of Morocco. Identify by the distinct triangular crown and the presence of small side cusps on the root.
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