Ammonite With Opalescent Shell -Approx 180 million years old- from Madagascar Tyrannosaurus rex turn taking and social skills

turn taking and social skills

Excavate your own gemstones from this fascinating kit that brings the gem field into your own home

ensuring respect for both Country and culture

sweet felt minis are adored by children of all ages

Ammonite With Opalescent Shell -Approx 180 million years old- from Madagascar Tyrannosaurus rex turn taking and social skillsThis 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