The Hoba mass still lies where it fell in prehistoric times and is now a Namibian national monument. The following Hoba specimens are non-metallic shale slabs, slices and fragments, and were removed and collected from the Hoba mass by Dr.L.J.Spencer, F.R.S., Keeper of Minerals at the British Museum (now the Natural History Museum), in 1929 - the B.M. (Mineral Dept.) Reg.No. for these specimens is 1929,1963 and the old museum label (click the link) describes the total 2923g collected as "Meteoric 'Iron Shale'".