Ammonite With Opalescent Shell -Approx 180 million years old- from Madagascar zoom photograph and distribution map

photograph and distribution map

Jekca construction kits are appreciated by children and adults alike

in a single volume

Length: 147 cm

Ammonite With Opalescent Shell -Approx 180 million years old- from Madagascar zoom photograph and distribution mapThis exquisite ammonite with opalescent sheen was excavated from the Mahajanga region of Madagascar. Approximately 180 million years old (Mesozoic), it's a specimen of exceptional size, quality and completeness, with darting irridescent red flashes. The nacre within the shell of this creature has fossilized over millions of years, transforming into a calcium carbonate known as aragonite, causing this refraction of colour. At 170x145 mm in size, with a