MediaScience A 4.6-billion-year-old meteorite To Be Auctioned by Arinze Ago May 4, 2017 by Arinze Ago May 4, 2017 A large specimen of Allende comprising carbonaceous chondrite It’s a strange feeling, holding a piece of Mars in your hand. But that’s what I’m doing at the offices of Christie’s … 0 FacebookTwitterPinterestEmail