The Oldest Material On Earth Has Been Discovered. The Material, Dust Grains, Found In A Meteorite That Fell In Australia In 1969, Is Said To Be As Much As 7.5 Billion Years Old. The Dust Grains Are Flung Into Space, When Stars That Predated Our Solar System Die, To Be Incorporated Into New Stars, Planets, Moons, And Meteorites.
Oldest material on Earth discovered – BBC News
Scientists analysing a meteorite discover material that is older than the Solar System itself.