JimmyJ’s Opals & Fossils

10/08/2026

10/08/2026

New opal drop

10/08/2026

Time for some new fossils, couple new Barasaurus fossils one wher the leg bone is clearly visible, some new ammonites, some fossil shells and more to come

20/03/2026

Rainbow on a ring with earrings to match? Say less. This opal is here to impress—available now SOLD

20/03/2026

A simple opal ring with elegant, luxurious vibes… and absolutely no intention of blending in. Available now.

20/03/2026

Leaf it to this triplet opal pendant to steal the spotlight—set in 925 silver and available now. SOLD

20/03/2026

Longest carnivorous dinosaur on record, because apparently size did matter—Spinosaurus teeth, available now.

Spinosaurus ("spine lizard") was a massive, semi-aquatic theropod dinosaur that lived in North Africa during the Late Cretaceous period, approximately 100 to 94 million years ago. It is widely recognized as the longest known carnivorous dinosaur, with estimates ranging from 13 to over 15 metres in length.

20/03/2026

Ammonites: wiped out with the dinosaurs 66 million years ago… took a while, but they’re finally back—available now.

Ammonites were highly diverse, predatory marine cephalopod mollusks with coiled shells that went extinct 66 million years ago along with the dinosaurs.