Meteorites From Inner Solar System Match Platinum On Earth
Some of the world’s rarest and most precious metals, including platinum and iridium, could owe their presence in the Earth’s crust to iron and stony-iron meteorites, fragments of a large number of asteroids that underwent significant geological processing in the early Solar System.
Gerhard Schmidt Zagami Martian University Of Mainz European Planetary Science Congress Highly Siderophile Elements Solar System
Source: science20.com