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| Outer Recovery Icefields 19131 | |||||||||||||||||||||||||||||||||||||
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| Basic information | Name: Outer Recovery Icefields 19131 This is an OFFICIAL meteorite name. Abbreviation: OUT 19131 Observed fall: No Year found: 2020 Country: Antarctica [Collected by the Lost Meteorites of Antarctica project, UK] Mass:  941 g | ||||||||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 2884 approved meteorites (plus 2 unapproved names) classified as LL6. [show all] Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||||
| Comments: | Approved 23 Nov 2021 | ||||||||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 110:
Outer Recovery Icefields 19131 (OUT 19131) 81°34.74600’S, 17°28.00900’W Antarctica Find: 2020 Jan 14 Classification: Ordinary chondrite (LL6) History: The meteorite was recovered as part of the Lost Meteorites of Antarctica project, which was funded in the UK by the Leverhulme Trust and supported by the British Antarctic Survey and the University of Manchester. These samples were collected as part of the project’s second field season in austral summer December 2019 - January 2020 by a six person field party consisting of Katherine Joy, Geoffrey Evatt, Romain Tartèse, Wouter Van Verre, Taff Raymond and Rob Taylor. Found on blue ice surface at Outer Recovery 4 (south) Icefields. Altitude 1547 m. Physical characteristics: Mass: 941.072 g. Pieces: 1. Dimensions: 12 × 8 × 4 cm. A blocky, whole, light-gray stone with 60% fusion crust and black, glassy exterior. Black, glassy fusion crust. Petrography: Equilibrated texture with very poorly defined chondrules (up to 1 mm in diameter). Metal and sulfide grains up to 0.4 mm distributed throughout. Geochemistry: Mineral compositions and geochemistry: All analyses by EPMA. Olivine Fa33.2±0.3 (N=10), Pyroxene Fs27.0±0.6Wo1.6±0.3 (N=12). Plagioclase An10.2±0.2Ab83.8±0.7Or6.1±0.5 (N=3). Classification: Ordinary chondrite (LL6). Specimens: 941.07 g type specimen (main mass) held at the NHM London. | ||||||||||||||||||||||||||||||||||||
| Data from: MB110 Table 0 Line 0: |
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| Institutions and collections |
NHM: Department of Mineralogy, The Natural History Museum, Cromwell Road, London SW7 5BD, United Kingdom; Website (institutional address; updated 9 Dec 2011) UMan: Department of Earth Sciences, University of Manchester, Oxford Road, Manchester, M139PL, United Kingdom (institutional address) |
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| References: | Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Geography:
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Statistics: This is 1 of 43856 approved meteorites from Antarctica (plus 3802 unapproved names) | ||||||||||||||||||||||||||||||||||||
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