Meteoritical Bulletin: Entry for Queen Alexandra Range 99886

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Queen Alexandra Range 99886

Basic information

Name: Queen Alexandra Range 99886
This is an OFFICIAL meteorite name.
Abbreviation: QUE 99886
Observed fall: No
Year found: 1999
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass: 15.3 g

Classification
history:

NHM Catalogue:	5th Edition	(2000)	CM2
Antarctic Meteorite Newsletter:	AMN 25(2)	(2002)	CM2
Meteoritical Bulletin:	MB 87	(2003)	CM2
MetBase:	v. 7.1	(2006)	CM2
Recommended:			CM2 [explanation]

This is 1 of 636 approved meteorites classified as CM2. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), CM chondrites, and CM-CO clan chondrites

Comments:

Field number: 12924

Writeup

Writeup from AMN 25(2):

Sample No.:	QUE 99886
Location:	Queen Alexandra Range
Field No.:	12924
Dimensions (cm):	2.5x2.5x1.0
Weight (g):	15.310
Meteorite Type:	CM2 Chondrite

Macroscopic Description: Cecilia Satterwhite
The exterior is covered with 75% black fusion crust. It appears pitted and frothy on some edges, other areas have a ropy texture. The interior is black with abundant white and gray inclusions.

Thin Section (, 2) Description: Gretchen Benedix, Linda Welzenbach and Tim McCoy
The section consists of a few small chondrules (up to 0.5 mm), mineral grains and CAIs set in a black matrix; rare metal and sulfide grains are present. Olivine compositions are Fa_0-43, orthopyroxene is Fs₁. The matrix consists dominantly of an Fe-rich serpentine. The meteorite is a CM2.


Plane-Polarized Light	Cross-Polarized Light	Cross-Polarized Light

Data from:
  MB87
  Table A1
  Line 250:

Origin or pseudonym:	Goodwin Nunataks Icefields
Mass (g):	15.31
Class:	CM2
Weathering grade:	B
Fayalite (mol%):	0-43
Ferrosilite (mol%):	1

Catalogs:

Search for this meteorite in the NASA/JSC database (U.S.):

References:

Published in Antarctic Meteorite Newsletter 25(2) (2002), JSC, Houston
Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)

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Photos:

Credit	Photos
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° 38' 16"S, 161° 27' 29"E)

Note: the NHM and recommended coordinates are 101.4 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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