After the appearance of a brilliant meteor, followed by detonations, a shower of stones, some said to weigh from 1lb to 80lb, but most of the size of doves' eggs, fell near the mouth of the river Assu, killing several cattle, F.Berthou, C. R. Acad. Sci. Paris, 1837, 5, p.211, P.Partsch, Die Meteoriten, Wien, 1843, p.81, O.A.Derby, Revista do Observatorio, Rio de Janeiro, 1888, p.7. Listed, N.Vidal, Bol. Mus. Nac. Rio de Janeiro, 1936, 12, p.91 (M.A.8-376), M.H.Hey, Cat. Met., 1966, p.283. Mineralogy, with an analysis, 26.27% total Fe, olivine Fa19.0, C.B.Gomes et al., Meteoritics, 1977, 12, p.241, C.B.Gomes et al., Anais Acad. Brasil. Cienc., 1977, 49, p.575; see also, C.B.Gomes and K.Keil, Brazilian Stone Meteorites, Univ. of New Mexico Press, Albuquerque, 1980, p.82, p.96. Volatile/labile trace element data, M.-S.Wang et al., MAPS, 1999, 34, p.713. Determination of bulk density, S.L.Wilkison and M.S.Robinson, MAPS, 2000, 35, p.1203. Magnetic susceptibility, P.Rochette et al., MAPS, 2003, 38, p.251.