Cystoid - Fossil Quality:Staff pick they are a beautifully coloured

they are a beautifully coloured Jadeite that comes with black nylon cord

5cm x 8cm x 4cm

Approximate weight of 1 pc: 90g

Geological Age: Approximately 112 to 93 million years ago

scrapbooking

Cystoid - Fossil Quality:Staff pick they are a beautifully colouredMined from: Osgood Shale, Napoleon Indiana Era: Silurian Geological Age: Approximately 430 to 428 mya Description: Step back over 420 million years with this rare specimen of Holocystites scutellatus silurian, an extinct marine organism belonging to the cystoid class of echinoderms. Cystoids are close relatives of modern crinoids and sea urchins but had their own distinctive, often geometric body structures. This fossilized specimen, originating from