Ammonite on Bronze
Exceptional quality Cleoniceras ammonite on bronze plinth to museum standard. Post preparation now revealing the wonders of mineralisation, The absorption of the local environment’s mineral wealth, through a process of osmosis minerals transform the interior of the phragmocone (shell), when crystal's form through the action of imbuing, leaving mineral deposits, this enables the quartz in this instance to form and grow filling the chamber cavities. The process unfolds over a long period, eventually fossilising in millions of years during the metamorphism of the animal into a fossil. Read the full story below...
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Genus: Cleoniceras ammonite, Hoplitidae.
Age: Albian stage, 100 to 113 m.y.a.
Period: Cretaceous period, 135 to 65 m.y.a.
Origin: N.E. Madagascar. E.Africa, South Indian Ocean
Height: 25.7 cm
Width: 21.0 cm
Depth: 6.0 cm
Approximate weight: 1,236 Kg