Sand Dollar Sea Urchin (Pyguru) coral these fossilised Pyguru sea urchins

these fossilised Pyguru sea urchins come from Madagascar

heated until molten and then cooled to naturally allow the bismuth to form into its characteristic cubic crystals

off-white limestone ammonites of the species Acanthoceras

Amber is the fossilised resin from prehistoric forests

4 various coloured polished gemstones

Sand Dollar Sea Urchin (Pyguru) coral these fossilised Pyguru sea urchinsCommonly known as sand dollars or pansy stones, these fossilised Pyguru sea urchins come from Madagascar. Famed for the distinctive star pattern on their polished face, these fossils are extremely tactile. From Sakaraha, Madagascar. Jurassic, circa 165 million years old. Price includes a small display stand. Size: Length 6. 5cm Width. 6. 5cm Depth 2cm. Measurements are approximate and the minimum size you should expect your item to be