Rare Ophiura Brittle Starfish Small Fossil Plate turtle A medium polished Fish standing

A medium polished Fish standing carving made of Banded Onyx Calcite with an incredible mix of earthy coloured Calcites such as greens

This is a single crystal of exceptional quality

5cm height to the slice

A medium sized skull of gorgeous mixed coloured Moss Agate with swirls of white and green Agate

Rare Ophiura Brittle Starfish Small Fossil Plate turtle A medium polished Fish standingOphiura ophiura "Serpent Star" Brittle Starfish. These Ophiura brittle stars are Ordovician in age, or approximately 450 million years. The dark orange coloration is due to the oxidization of iron pyrite. May includes other small fossil species or starfish limbs. This fossil has an incredibly clear image of the shape of the fallen starfish. Situated in limestone. Mined in Kataoua Formation, Morocco, North Africa. Approx. 8. 9cm x 6. 9cm x 1. 8cm.