Meteoritical Bulletin: Entry for Asuka 881154

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Asuka 881154

Basic information

Name: Asuka 881154
This is an OFFICIAL meteorite name.
Abbreviation: A-881154
Observed fall: No
Year found: 1988
Country: Antarctica [Collected by National Institute of Polar Research, Japan]
Mass: 688 g

Classification
history:

NHM Catalogue:	5th Edition	(2000)	Stone
NIPR Catalogue:	2000 Edition	(2000)	Unclassified
MetBase:	v. 7.1	(2006)	Stone
Recommended:			Mesosiderite [explanation]

This is 1 of 273 approved meteorites classified as Mesosiderite. [show all]
Search for other: Mesosiderites, Metal-rich meteorites

Comments:

Approved 6 Oct 2005
Revised 6 Oct 2005: Metbase class replaced by that in MN 13(1)

Writeup

Writeup from MN J13(1):

A-881154

Mesosiderite

The PTS (111-1) is composed of fragments of pyroxene and plagioclase, and breccia clasts (< 1 mm) set in a FeNi metallic matrix. Pyroxene compositions vary from Fs_29.4Wo_2.8 to Fs_29.4Wo_31.7 and the FeO/MnO is ~27. Plagioclase has a composition of An_89.3-90.2Or_0.1-0.4.

Catalogs:

Search for this meteorite in the NIPR database (Japan):

References:

Published in Meteorite newsletter : Japanese collection of Antarctic meteorites/Meteorite newsletter : Japanese collection of Antarctic meteorites,13(1),1-24 (2005-10)
Never published in the Meteoritical Bulletin

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Geography:

Antarctica

Coordinates:
Catalogue of Meteorites:	(72° 50'S, 24° 30'E)
Recommended::	(72°S, 26°E)

Note: the NHM and MetBase coordinates are 105.9 km apart

Statistics:
This is 1 of 44547 approved meteorites from Antarctica (plus 3802 unapproved names)

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Revision
history:

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