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Yamato 981638 | |||||||||||||||||
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Basic information | Name: Yamato 981638 This is an OFFICIAL meteorite name. Abbreviation: Y-981638 Observed fall: No Year found: 1998 Country: Antarctica [Collected by National Institute of Polar Research, Japan] Mass: 11.4 g | ||||||||||||||||
Classification history: |
This is 1 of 603 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||
Comments: | Approved 20 Jun 2010 | ||||||||||||||||
Writeup |
Writeup from MN J19:
Yamato 981638 (Y 981638) Antarctica Found: 1998 Classification: HED achondrite (Eucrite) Petrography: The section broadly consists of two portions; coarse-grained (several mm) and finer grained (~0.1-5 mm) granular portion. The coarse-grained portion is texturally similar to Y981617. It consists of pyroxene and plagioclase with minor minerals. Pyroxene is inverted pigeonite. Geochemistry: Compositions of low-Ca pyroxenes are Fs47-50Wo2-4; plagioclase compositions range An87-91. Classification: This meteorite is a eucrite. | ||||||||||||||||
Data from: MB98 Table 2 Line 756: |
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Institutions and collections |
NIPR: Antarctic Meteorite Research Center, National Institute of Polar Research, 10-3 Midori-cho, Tachikawa, Tokyo 190-8518, Japan; Website (institutional address; updated 9 Dec 2013) |
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Catalogs: |
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References: | Published in Meteorite newsletter : Japanese collection of Antarctic meteorites /Meteorite newsletter : Japanese collection of Antarctic meteorites ,19, (2010-03) Published in Meteoritical Bulletin, no. 98, MAPS 45, 1530-1551 (2010)
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Geography: |
Statistics: This is 1 of 44547 approved meteorites from Antarctica (plus 3802 unapproved names) | ||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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