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Yamato 980764
Basic information Name: Yamato 980764
     This is an OFFICIAL meteorite name.
Abbreviation: Y-980764
Observed fall: No
Year found: 1998
Country: Antarctica [Collected by National Institute of Polar Research, Japan]
Mass:help 6.8 g
Classification
  history:
NIPR Newsletter:  MN 22  (2013)  Acapulcoite
Meteoritical Bulletin:  MB 102  (2013)  Acapulcoite
Recommended:  Acapulcoite    [explanation]

This is 1 of 79 approved meteorites classified as Acapulcoite.   [show all]
Search for other: Acapulcoite-lodranite family, Acapulcoites, and Primitive achondrites
Comments: Approved 12 Dec 2013
Writeuphelp
Writeup from MN J22:

Yamato 980764 (Y 980764)      

Antarctica

Found: 1998

Classification: Primitive achondrite (Acapulcoite)

Petrography and geochemistry: The PTS is composed of granular olivine and pyroxene (50-200 μm in diameter), and irregular FeNi. FeS mainly occurs as fine (<50 μm) grains in or around silicate minerals. Compositions of olivine and pyroxene are Fa7.8-8.9 (average Fa8.4) and Fs8.7-11.1 (average Fs10.2). This meteorite is an acapulcoite.

Data from:
  MB102
  Table 0
  Line 0:
Date:1998
Mass (g):6.759
Pieces:1
Class:Acapulcoite
Weathering grade:A
Fayalite (mol%):8.4 (7.8-8.9)
Ferrosilite (mol%):10.2 (8.7-11.1)
Classifier:A. Yamaguchi, S. Ozawa , and H. Kojima, NIPR; M. Kimura, Ibaraki
Type spec mass (g):6.759
Type spec location:NIPR
Main mass:NIPR
Comments:Submitted by A. Yamaguchi
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)
Ibaraki: Department of Materials and Biological Sciences, Institute of Astrophysics and Planetary Science, Ibaraki University, 2-1-1 Bunkyo, Mito 310-8512, Japan (institutional address; updated 27 Feb 2011)
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 ,22,1-32 (2013-11)
Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
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Geography:

Antarctica
Coordinates:Unknown.

Statistics:
     This is 1 of 40129 approved meteorites from Antarctica (plus 4494 unapproved names)

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