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| Nova 058 | |||||||||||||||||||||||||||
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| Basic information | Name: Nova 058 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: unknown Country: (unknown) Mass:  700 g | ||||||||||||||||||||||||||
| Classification history: |
This is 1 of 35 approved meteorites classified as Iron, IAB-sLL. [show all] Search for other: IAB complex irons, Iron meteorites, and Metal-rich meteorites | ||||||||||||||||||||||||||
| Comments: | Approved 27 Jun 2019 | ||||||||||||||||||||||||||
| Writeup |
Writeup from MB 108:
Nova 058 Minas Gerais, Brazil Find: before 1968 Classification: Iron meteorite (IAB-sLL) History: The meteorite was given before 1968 to Djalma Guimarães (now deceased) from Industrial Technology Institute (ITI, Minas Gerais) while he was working in João Pinheiro (Minas Gerais). The meteorite was then kept by Prof. Cláudio Vieira Dutra until the inauguration of the Djalma Guimarães Museum in 2000. Physical characteristics: Semi prismatic shape. Petrography: (F. N. Puchetta, UFOP and M. E. Zucolotto MN/UFRJ) - Etched sections display a coarse widmanstätten structure with bandwidth of 1.80±0.50 mm. Neumann lines are common. Plessite occurs in minor amounts as degenerated comb, pearlitic and spheroidized plessite. Some acicular and martensitic plessite is also observed. Cohenite is very common on most sections. Troilite and schreibersite are also present. Rhabdites are very common and tetragonal prisms in some kamacite lamellae. Geochemistry: 7.9 wt% Ni; 0.47 wt% Co; 80.0 ppm Ga; 335 ppm Ge; 1.66 ppm Au (INAA, J.T. Wasson, UCLA) Classification: Iron, IAB-sLL Specimens: type specimen MNRJ. Main mass at Museu Djalma Guimarães (Belo Horizonte, Minas Gerais, Brazil) | ||||||||||||||||||||||||||
| Data from: MB108 Table 0 Line 0: |
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| Institutions and collections |
MNRJ: Museu Nacional, Quinta da Boa Vista, Rio de Janeiro, CEP 20940-040, Brazil (institutional address; updated 26 Dec 2011) UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
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| Geography: |
Statistics: This is 1 of 34 approved meteorites from (unknown) (plus 15 unapproved names) | ||||||||||||||||||||||||||