Meteoritical Bulletin: Entry for Lake Carnegie

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Lake Carnegie

Basic information

Name: Lake Carnegie
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 1992
Country: Australia
Mass: 12.1 g

Classification
history:

Meteoritical Bulletin:	MB 100	(2012)	Eucrite-cm
Recommended:			Eucrite-cm [explanation]

This is 1 of 54 approved meteorites classified as Eucrite-cm. [show all]
Search for other: Achondrites, Eucrites, and HED achondrites

Comments:

Approved 29 May 2012

Writeup

Writeup from MB 100:

Lake Carnegie 26°13’S, 122°30’E

Western Australia, Australia

Found: Feb 1992

Classification: HED achondrite (Eucrite, cumulate)

History: A single small stone was found on the shores of Lake Carnegie by a local resident and brought to the WAM by the late A. J. Carlisle.

Physical characteristics: The freshly crusted stone weighs 12.1 g and is unweathered.

Petrography: (A. W. R. Bevan, WAM, and T. Kennedy, UWA) The meteorite is an unbrecciated, coarse-grained, eucrite with cumulate texture. It is predominantly comprised of pyroxene and anorthitic plagioclase feldspar with minor minerals including ilmenite, chromite and very minor Fe-Ni metal and troilite.

Geochemistry: (T. Kennedy, UWA) Pyroxene, Fs_29.4-61.1Wo_4.7-41.7; plagioclase, An_91.3-96.8Ab_3.13-8.09Or_0-0.54.

Classification: Achondrite (Eucrite-cm)

Specimens: Main mass and two thin sections at WAM.

Data from:
  MB100
  Table 1
  Line 552:

State/Prov/County:	Western Australia
Date:	Feb 1992
Latitude:	26°13'S
Longitude:	122°30'E
Mass (g):	12.1
Pieces:	1
Class:	Eucrite-cm
Ferrosilite (mol%):	29.4-61.1
Wollastonite (mol%):	4.7-41.7
Classifier:	A. W. R. Bevan, WAM, and T. Kennedy, UWA
Type spec mass (g):	11
Type spec location:	WAM
Main mass:	WAM
Finder:	Unknown
Comments:	Submitted by A. W. R. Bevan

Institutions
and collections

WAM: Department of Earth & Planetary Sciences, Western Australian Museum. Locked Bag 49, Welshpool DC, Western Australia 6986, Australia; Website (institutional address; updated 18 Oct 2011)
UWA: University of Western Australia, 35 Hackett Drive, Crawley, Western Australia 6009, Australia (institutional address; updated 29 May 2012)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)

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Geography:

Australia

Coordinates:
Recommended::	(26° 13'S, 122° 30'E)

Statistics:
This is 1 of 348 approved meteorites from Western Australia, Australia (plus 1 unapproved name) (plus 11 impact craters)
This is 1 of 719 approved meteorites from Australia (plus 11 unapproved names) (plus 27 impact craters)

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Revision
history:

This lists important revisions made to data for this record.

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