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Queen Alexandra Range 99050
Basic information Name: Queen Alexandra Range 99050
     This is an OFFICIAL meteorite name.
Abbreviation: QUE 99050
Observed fall: No
Year found: 1999
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 2.1 g
Classification
  history:
NHM Catalogue:  5th Edition  (2000)  Diogenite
Antarctic Meteorite Newsletter:  AMN 24(1)  (2001)  Diogenite
Meteoritical Bulletin:  MB 85  (2001)  Diogenite
MetBase:  v. 7.1  (2006)  Diogenite
Recommended:  Diogenite    [explanation]

This is 1 of 465 approved meteorites classified as Diogenite.   [show all]
Search for other: Achondrites, Diogenites, and HED achondrites
Comments: Field number: 11637
Writeuphelp
Writeup from AMN 24(1):
Sample No.: QUE 99050
Location: Queen Alexandra Range
Field No.: 11637
Dimensions (cm):   1.3x1.0x1.0
Weight (g): 2.115
Meteorite Type: Diogenite
    QUE99050

Macroscopic Description: Kathleen McBride
20% of this achondrite's exterior is covered with a thin, black fusion crust. The interior is tan with tiny black inclusions <1 mm in size. Also visible are large (1 mm sized) euhedral olivine crystals.

Thin Section (, 3) Description: Tim McCoy and Linda Welzenbach
QUE 99050 - Cross-Polarized Light The section shows a groundmass of essentially monominerallic, coarse (up to 1.5 mm) comminuted orthopyroxene of uniform composition (Fs21Wo2). The Fe/Mn ratio of the pyroxene is ~30. The meteorite is a diogenite.

Data from:
  MB85
  Table A1
  Line 606:
Origin or pseudonym:Mare Meteoriticus
Mass (g):2.1
Class:Diog
Weathering grade:A
Ferrosilite (mol%):21
Catalogs:
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References: Published in Antarctic Meteorite Newsletter 24(1) (2001), JSC, Houston
Published in Meteoritical Bulletin, no. 85, MAPS 36, A293-A322 (2001)
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Photos:
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Photographs from AMN:
Photograph from unknown source A photo is in the write-up above
Geography:

Antarctica
Coordinates:
     Catalogue of Meteorites:   (84°S, 168°E)
     Recommended::   (84° 33' 20"S, 162° 6' 25"E)
Note: the NHM and recommended coordinates are 90.2 km apart

Statistics:
     This is 1 of 40849 approved meteorites from Antarctica (plus 4494 unapproved names)
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