Imposing iron-nickel meteorite (Siderite - Iron, IAB-MG) Nantan China. Found in 1958. Fall: 1516, Guangxi Province, 25°6N, 107°42 E. Southern China. Class: Octahedrites IIICD Mineralogical composition: Iron (92.35 %), Nickel (6.96 %) Weight: 105 kg Density: 7.8 to 8 Approx. dimensions: 46 x 24 x 31 cm The meteorite has a rather intense blackish-grey colour with patches of rusty bronze patina on the surface. Provenance: Manuela Schaaf Sàrl Lausanne 10 Feb. 2006 Private collection since, until today Reference: Oxford University has another fragment of the Natan meteorite ref. Mt.500. See a description under: https://oumnh.ox.ac.uk/nantan-meteorite-0 Another fragment was auctioned at Heritage auction on 17 June 2021 under lot #48159 and another at Sotheby's NY on 27 July 2022 under lot 125. Note: Oxford University has another fragment of the Natan meteorite ref. Mt.500. See a description under: https://oumnh.ox.ac.uk/nantan-meteorite-0 Another fragment was auctioned at Heritage auction on 17 June 2021 under lot #48159 and another at Sotheby's NY on 27 July 2022 under lot 125.