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Outer Recovery Icefields 19095
Basic information Name: Outer Recovery Icefields 19095
     This is an OFFICIAL meteorite name.
Abbreviation: OUT 19095
Observed fall: No
Year found: 2019
Country: Antarctica [Collected by the Lost Meteorites of Antarctica project, UK]
Mass:help 24.6 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  L6
Recommended:  L6    [explanation]

This is 1 of 12727 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 26 May 2022
Writeuphelp
Writeup from MB 111:

Outer Recovery Icefields 19095 (OUT 19095)        81°29.78500’S, 17°57.10000’W

Antarctica

Find: 2019 Dec 28

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 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 in suncup, snow surrounding at Outer Recovery 3 (west) Icefields. Altitude 1443 m.

Physical characteristics: Mass: 24.608 g. Pieces: 1. Dimensions: 3 × 2.5 × 2 cm. An irregular, whole stone with 80% black fusion crust and rusted grey interior.

Petrography: Equilibrated texture, some clearly delineated chondrules up to 1.7 mm in diameter. Plagioclase grains up to 0.5 mm. Metal and sulfide grains up to 0.6 mm, distributed throughout.

Geochemistry: Mineral compositions and geochemistry: All analyses by EPMA. Olivine Fa25.8±0.2 (N=8). Pyroxene Fs21.4±0.1Wo1.6±0.3 (N=8). Plagioclase An10.3±0.5Ab84.7±2.0Or5.0±1.9 (N=3).

Classification: ordinary chondrite (L6)

Specimens: 21.67 g type specimen (main mass) held at the NHM London.

Data from:
  MB111
  Table 0
  Line 0:
Origin or pseudonym:Outer Recovery 3 (west) Icefields
Date:2019 Dec 28
Latitude:81°29.78500'S
Longitude:17°57.10000'W
Mass (g):24.608
Pieces:1
Class:L6
Weathering grade:B
Fayalite (mol%):25.8±0.2 (N=8)
Ferrosilite (mol%):21.4±0.1 (N=8)
Wollastonite (mol%):1.6±0.3 (N=8)
Magnetic suscept.:5.07
Classifier:J. L. MacArthur, K. H. Joy and R. H. Jones, UMan
Type spec mass (g):21.67
Type spec location:NHM
Main mass:NHM
Finder:Katherine Joy
Comments:Field ID:000095 BAS ID: Z19.2.42; submitted by J. L. MacArthur, UMan
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)
Catalogs:
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:
CreditPhotos
Public domain photographs:
Jane MacArthur      
Geography:

Antarctica
Coordinates:
     Recommended::   (81° 29' 47"S, 17° 57' 6"W)

Statistics:
     This is 1 of 44400 approved meteorites from Antarctica (plus 3802 unapproved names)
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