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| Hutchison Icefield 18026 | |||||||||||||||||||||||||||||||||||||||
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| Basic information | Name: Hutchison Icefield 18026 This is an OFFICIAL meteorite name. Abbreviation: HUT 18026 Observed fall: No Year found: 2019 Country: Antarctica [Collected by the Lost Meteorites of Antarctica project, UK] Mass:  6.3 g | ||||||||||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 12780 approved meteorites (plus 11 unapproved names) classified as L6. [show all] Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||||||
| Comments: | Approved 31 Oct 2021 | ||||||||||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 110:
Hutchison Icefield 18026 (HUT 18026) 81°26.82500’S, 26°12.72800’W Antarctica, Antarctica Find: 2019 Jan 17 Classification: Ordinary chondrite (L6) 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 hlaf buried in firn. Altitude 1116 m. Physical characteristics: Mass: 6.29 g. Pieces: 1. Dimensions: 3 × 2 × 2 cm. An irregular, grey part stone with 30% black fusion crust. Petrography: Equilibrated texture with poorly defined chondrules (up to 1 mm in diameter). Metal and sulfide distributed throughout. Geochemistry: Mineral compositions and geochemistry: All analyses by EPMA. Olivine Fa26.5±0.2 (N=10), Pyroxene Fs22.2±0.3Wo1.6±0.1 (N=12). Plagioclase An10.4±0.5Ab84.3±0.9Or 5.4±0.7 (N=3). Classification: Ordinary chondrite (L6). The silicate composition is at the limit between L and LL groups, but the magnetic susceptibility points of a metal content indicative of the L group Rochette et al. (2003). Specimens: 5.530 g type specimen (main mass) held at NHM. | ||||||||||||||||||||||||||||||||||||||
| Bibliography: |
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| 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; updated 30 Jan 2024) |
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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 9 approved meteorites from Antarctica, Antarctica This is 1 of 44547 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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