Natural Opalized - Australian Gastropod Shells
The gastropod shell is part of the body of agastropod 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: 23.5mm, 22.9mm
- Diameter at base: 6.7mm, 6.48mm
- Turreted to a point
- Weight: 7.0 carats total
- Visible exposed sand spots
