Lenght: 10 mm, striated, circular cross-section
Site: Brno-Hády (limestone quarry), Moravia, Czech republic, central Europa
Age: Jurassic, oxford
The site is a good source of fossil shark teeth, but this tooth I am wondering about has absolutely different structure and does not have as strong luster as shark teeth have.
An example of shark tooth fossil from Brno-Hády site: See my shark-tooth photos here.