Claim: Meridiani Planum is an Iron from the group IAB that is composed of 93% Iron, 7% nickel, trace of germanium (~300 ppm) & gallium (<100 ppm).
Evidence: Iron 93% Iron, 7% nickel, trace of germanium (~300 ppm) & gallium (<100 ppm) Heat Shield Rock is a basketball-sized iron-nickel meteorite found on the Meridiani Planum plain of Mars by the Mars rover Opportunity in January 2005.