Ametrano also pointed out the Campo del Cielo meteor shower took place some 4,000 years ago and ”[it] generated a dispersion field of these meteorites over the provinces of Chaco and Santiago ...

This 635-kilogramme iron meteorite was once part of a larger meteorite that fell in Campo del Cielo (named by the Spanish and translates as 'Field of Heaven') in Argentina around 4,000-5,000 years ago ...