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Hutchison Icefield 18031 | |||||||||||||||||||||||||||||||||||
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Basic information | Name: Hutchison Icefield 18031 This is an OFFICIAL meteorite name. Abbreviation: HUT 18031 Observed fall: No Year found: 2019 Country: Antarctica [Collected by the Lost Meteorites of Antarctica project, UK] Mass: 0.36 g | ||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 8876 approved meteorites (plus 5 unapproved names) classified as L5. [show all] Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||
Comments: | Approved 26 May 2022 | ||||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 111:
Hutchison Icefield 18031 (HUT 18031) 81°26.80900’S, 26°06.87250’W Antarctica Find: 2019 Jan 19 Classification: Ordinary chondrite (L5) 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 first field season in austral summer December 2018 - January 2019 by a two person field party consisting of Katherine Joy and Julie Baum. Found on firn. Altitude 1129 m. Physical characteristics: Mass: 0.36 g. Pieces: 1. Dimensions: 1 × 1 × 0.5 cm. An irregular part stone, with 50% black fusion crust and rusty light grey interior. Petrography: Abundant well-defined chondrules (up to 1 mm in diameter) and coarse-grained matrix. Metal and sulfide distributed throughout, some rimming chondrules. Plagioclase grains up to 0.3 mm. Geochemistry: Mineral compositions and geochemistry: All analyses by EPMA. Olivine Fa25.6±0.3 (N=7). Pyroxene Fs21.2±0.2Wo1.8±0.1 (N=7). Plagioclase An9.7±1.7Ab86.3±1.3Or3.9±0.4 (N=3). Classification: ordinary chondrite (L5) Specimens: 0.32 g type specimen (main mass) held at the NHM London. | ||||||||||||||||||||||||||||||||||
Data from: MB111 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; updated 30 Jan 2024) |
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Catalogs: |
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References: | Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Photos: |
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Geography: |
Statistics: This is 1 of 44400 approved meteorites from Antarctica (plus 3802 unapproved names) | ||||||||||||||||||||||||||||||||||
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Revision history: |
This lists important revisions made to data for this record.
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