Meteoritical Bulletin: Entry for Northwest Africa 14325

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Northwest Africa 14325

Basic information

Name: Northwest Africa 14325
This is an OFFICIAL meteorite name.
Abbreviation: NWA 14325
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass: 127 g

Classification
history:

Recommended:

CVox3 [explanation]

This is 1 of 22 approved meteorites classified as CVox3. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites

Comments:

Approved 5 Dec 2021

Writeup

Writeup from MB 110:

Northwest Africa 14325 (NWA 14325)

(Northwest Africa)

Purchased: May, 2021

Classification: Carbonaceous chondrite (CVox3)

History: The meteorite was purchased from a group of meteorites hunters in Nouadhibou, Mauritania in May, 2021.

Physical characteristics: Almost black rock without fusion crust. Some large CAIs are exposed at the surface. The interior is black.

Petrography: The meteorite is composed of large chondrules (up to 900 µm sized), whitish CAIs (up to 1 cm sized), and olivine amoeboids all set into a fine-grained black matrix. Opaque phases are Ni-rich sulfides, troilite, and rare metal.

Geochemistry: Ni in sulfides 17.0±0.17 wt%, N=8

Classification: Carbonaceous chondrite (CVox3). Oxidized subgroup based on high concentrations of Ni in sulfide Gattacceca et al., 2020.

Bibliography:

Gattacceca J.,Bonal L.,Sonzognia C., and Longereya J. (2020) CV chondrites: More than one parent body. Earth Planet. Sci. Letts. 547, 116467. (link)

Data from:
  MB110
  Table 0
  Line 0:

Place of purchase:	Nouadhibou, Mauritania
Date:	P May, 2021
Mass (g):	127
Pieces:	1
Class:	CVox3
Shock stage:	S1
Weathering grade:	low
Fayalite (mol%):	14.2±12.0 (1.2-42.5, n=24)
Ferrosilite (mol%):	1.4±0.8 (0.9-4.2, n=16)
Wollastonite (mol%):	1.2±0.4 (0.9-2.4, n=16)
Classifier:	A. Greshake, MNB
Type spec mass (g):	24.7
Type spec location:	MNB
Main mass:	Salamu Ali
Comments:	Submitted by Ansgar Greshake

Institutions
and collections

MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 110, in preparation (2021)

Find references in NASA ADS:
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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 8394 approved meteorites from (Northwest Africa) (plus 1899 unapproved names)

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