Pseudocoenia oblonga ( Fleming)
The 'Tisbury starred coral 'or 'Tisbury Starstone' is a beautiful stone made entirely of the compound coral Pseudocoenia. It is preserved in chalcedony and has long been fashioned into jewelry. Lovely slice polished both sides.
Jurassic, Portlandian.
Tisbury, Wiltshire.
Specimen : 5.2 x 3.2 x 0.7 cm.