| Writeup from MB 87: Saint-Aubin Aube Champagne, France Found 1968 Iron, octahedrite (ungrouped) Five masses of total weight 472 kg were found by farmers while ploughing, within a strewn field a few miles across. Classification (E. Dransart and M. Baron, EMTT): kamacite bandwidth 0.4 mm; bulk composition Ni = 11.5 ± 1%, Co = 4 mg/g, P = 2 mg/g, Ir = 0.02 µg/g, Ga = 28 µg/g, Ge = 83 µg/g. The meteorite contains sarcopside and/or graftonite and needles of schreibersite up to 6 cm in length. It shows typical shock features (Neumann lines and shock-hatched kamacite). Specimens: type specimen 86 g MNHNP; 500 g EMTT; main mass with finders. Writeup from MB 94: The classification of Saint Aubin is in error. It is a high-Ni, high-Au, low-Ir member of the IIIAB group |
