Meteoritical Bulletin: Entry for Northwest Africa 11544

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Northwest Africa 11544

Basic information

Name: Northwest Africa 11544
This is an OFFICIAL meteorite name.
Abbreviation: NWA 11544
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass: 58.7 g

Classification
history:

Meteoritical Bulletin:	MB 106	(2018)	LL3
Recommended:			LL3 [explanation]

This is 1 of 507 approved meteorites classified as LL3. [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)

Comments:

Approved 11 Dec 2017

Writeup

Writeup from MB 106:

Northwest Africa 11544 (NWA 11544)

(Northwest Africa)

Purchased: 2017

Classification: Ordinary chondrite (LL3)

Physical characteristics: Brownish stone. Cut surface reveals well defined, closely packed chondrules.

Geochemistry: Olivine Fa_25.4±14.1, range Fa_7.6-49.4, PMD 49% (N=7), Cr₂O₃ in ferroan olivine 0.11±0.08 wt% (N=7). Orthopyroxene Fs_12.1±13.2Wo_1.2±0.4, Fs PMD 89%, N=4.

Classification: LL3. Subtype estimated between 3.2 and 3.5 based on Cr₂O₃ content of olivine and Fa PMD.

Specimens: Type specimen at CEREGE. Main mass with Kuntz.

Data from:
  MB106
  Table 0
  Line 0:

Place of purchase:	Erfoud
Date:	P 2017
Mass (g):	58.7
Pieces:	1
Class:	LL3
Weathering grade:	W2
Magnetic suscept.:	4.00
Classifier:	J. Gattacceca, H. Pourkhorsandi, CEREGE
Type spec mass (g):	15.57
Type spec location:	CEREGE
Main mass:	Kuntz
Comments:	work name K354; submitted by Jérôme Gattacceca

Institutions
and collections

CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 10 Jun 2023)
Kuntz: Fabien Kuntz, France; Website (private address)

Catalogs:

References:

Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.

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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9914 approved meteorites from (Northwest Africa) (plus 1841 unapproved names)

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