Meteorite (Ultimate Avengers)

The Meteorite is a special kind of meteorite from outer space that contains vibranium,an indestructible metal not known to Earth. It crashed landed in Wakanda and became the sacred treasure of the Wakandan nation. The Wakandans extracted vibranium from the meteorite to create new weapons and technologies to defend their homeland from invaders.

The Chitauri were so obssessed in claiming the Meteorite for themselves in order to complete their conquest of Earth,but were thwarted by the Avengers aided by the Black Panther.

It has remained in Wakanda after the Chitauri invasion.