Natural Opalized - Australian Gastropod Shells
The gastropod shell is part of the body of a gastropod or snail, a kind of mollusc. The shell is an exoskeleton, which protects from predators, mechanical damage, and dehydration, but also serves for muscle attachment and calcium storage.
- Shape is, Turreted, turriculate, babylonic; an elongated shell with the whorls angulated or shouldered on their upper part. Turritella
- Length: 16mm, 15.85mm
- Diameter at base: 5.4mm, 4.95mm
- Turreted to a point
- Weight: 3.19 carats total