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Yamato 791839 | |||||||||||||||||
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Basic information | Name: Yamato 791839 This is an OFFICIAL meteorite name. Abbreviation: Y-791839 Observed fall: No Year found: 1979 Country: Antarctica [Collected by National Institute of Polar Research, Japan] Mass: 5.8 g | ||||||||||||||||
Classification history: |
This is 1 of 658 approved meteorites classified as Ureilite. [show all] Search for other: Achondrites, Ureilites | ||||||||||||||||
Writeup |
Writeup from MN J9(1):
Y-791839, 52-2 The section consists of aggregates of large elongated olivine grains 3 mm long with some pigeonite grains. Carbon-rich materials distribute unevenly at grain boundaries, where carbonaceous veins are missing and void space was produced. Strong shock effects are numerous, including unduratory extinction. Olivine has cores of Fa24. Pigeonites Ca4-21Fe10-16 show some ranges in chemical compositions. This meteorite is a ureilite. | ||||||||||||||||
Catalogs: |
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References: | Published in Meteorite news : Japanese collection of Antarctic meteorites /Meteorite news : Japanese collection of Antarctic meteorites ,9(1),1-58 (2000-06) Never published in the Meteoritical Bulletin
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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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