Meteoritical Bulletin: Entry for Northwest Africa 16388

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Northwest Africa 16388

Basic information

Name: Northwest Africa 16388
This is an OFFICIAL meteorite name.
Abbreviation: NWA 16388
Observed fall: No
Year found: 2023
Country: Morocco
Mass: 268 g

Classification
history:

Recommended:

CK6 [explanation]

This is 1 of 85 approved meteorites classified as CK6. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites

Comments:

Approved 16 Feb 2024

Writeup

Writeup from MB 113:

Northwest Africa 16388 (NWA 16388)

Morocco

Purchased: 2023 Jun

Classification: Carbonaceous chondrite (CK6)

Petrography: (J. Gattacceca, CEREGE) Recrystallized chondrite with mm-sized chondrules set in an abundant coarse matrix. Abundant magnetite, present as large grains in the matrix and in the chondrules.

Geochemistry: Olivine Fa_29.7±0.4, NiO 0.40±0.05 (n=4). Low-Ca pyroxene Fs_24.0Wo_3.6(n=1). Plagioclase An_33.7Ab_63.7Or_2.6(n=1). Magnetite has 3.70 wt% Cr₂O₃ (n=2).

Classification: Carbonaceous chondrite (CK6)

Data from:
  MB113
  Table 0
  Line 0:

Place of purchase:	Rissani, Morocco
Date:	P 2023 Jun
Mass (g):	268
Pieces:	1
Class:	CK6
Weathering grade:	low
Fayalite (mol%):	29.7±0.4 (n=4)
Ferrosilite (mol%):	24.0 (n=1)
Wollastonite (mol%):	3.6
Magnetic suscept.:	4.63
Classifier:	J. Gattacceca, CEREGE
Type spec mass (g):	21.7
Type spec location:	CEREGE
Main mass:	Kuntz
Finder:	anonymous
Comments:	work name K569; submitted by Jerome 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. 113, in preparation (2024)

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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