Campo Del Cielo Meteorite Fell 6000-5000 years B.P. A nickel iron (IAB) Campo del Cielo meteorite composed 92.9% iron, 6.7% nickel'; discovered 1576 A.D. See Graham, Bevan and Hutchison, Catalogue of Meteorites, Natural History Museum, 1985, p.88, for details of this fall. 76 grams, 44 mm (1 3/4 in.). Chaco Province, Argentina. From a Lincolnshire, UK, collection. [No Reserve]