Meteoritical Bulletin: Entry for Northwest Africa 12582

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Northwest Africa 12582

Basic information

Name: Northwest Africa 12582
This is an OFFICIAL meteorite name.
Abbreviation: NWA 12582
Observed fall: No
Year found: 2019
Country: Morocco
Mass: 211 g

Classification
history:

Meteoritical Bulletin:	MB 108	(2020)	LL4
Recommended:			LL4 [explanation]

This is 1 of 411 approved meteorites classified as LL4. [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Comments:

Approved 7 May 2019

Writeup

Writeup from MB 108:

Northwest Africa 12582 (NWA 12582)

Morocco

Purchased: 2019 Jan

Classification: Ordinary chondrite (LL4)

Petrography: (J. Gattacceca, CEREGE) Chondrite with well-delineated packed chondrules. Opaques are metal and sulfides.

Geochemistry: Olivine Fa_27.4±1.5, PMD 4.1%, Cr₂O₃ 0.02 wt% (n=5). Low-Ca pyroxene Fs_17.3±4.5Wo_1.3±1.2, Fs PMD 24% (n=7).

Data from:
  MB108
  Table 0
  Line 0:

Place of purchase:	Zagora (Morocco)
Date:	P 2019 Jan
Mass (g):	211.2
Pieces:	1
Class:	LL4
Weathering grade:	W5
Fayalite (mol%):	27.4±1.5 (n=5)
Ferrosilite (mol%):	17.3±4.5 (n=7)
Wollastonite (mol%):	1.3±1.2
Magnetic suscept.:	3.64
Classifier:	J. Gattacceca, CEREGE
Type spec mass (g):	22.00
Type spec location:	CEREGE
Main mass:	Fabien Kuntz
Comments:	work name K392; 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 Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150

Find references in NASA ADS:
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Geography:

Morocco

Coordinates:

Unknown.

Statistics:
This is 1 of 2163 approved meteorites from Morocco (plus 32 unapproved names) (plus 1 impact crater)

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