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 30 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 Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4

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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9116 approved meteorites from (Northwest Africa) (plus 1873 unapproved names)

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