ImilacImilac is a pallasite meteorite found in the Atacama Desert of Northern Chile in 1822.ClassificationImilac is classified as a stony–iron pallasite. Imilac specimens are highly prized by meteorite collectors due to its high concentration of beautiful olivine grains.Strewn fieldNumerous masses were found in a valley to the southwest of Imilac. The total weight of the Imilac fall is estimated to be around. The primary strewn field is long about.SpecimensDue to weathering, intact olivine grains are present only on large specimens. Smaller samples contain darker altered olivine crystals. On the market there are also a lot of very small Imilac individuals called metal skeletons: they are severely weathered and lack olivine grains.