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Northwest Africa 14622
Basic information Name: Northwest Africa 14622
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14622
Observed fall: No
Year found: 2020
Country: Mali
Mass:help 2.15 kg
Classification
  history:
Recommended:  CV3    [explanation]

This is 1 of 593 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 19 Mar 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 14622 (NWA 14622)

Mali

Purchased: March 2020

Classification: Carbonaceous chondrite (CV3)

Petrography: The rock mainly consists of chondrules and abundant fine grained matrix (~50 vol.%). The size of chondrules is up to 1.5 mm and CAIs are up to 1 mm in diameter. Main silicates include olivine and pyroxene.

Geochemistry: Olivine Fa0.1-50.0, N=26; low-Ca pyroxene Fs1.2-2.2, Wo 0.9-4.4, N=15 (from EDS)

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P March 2020
Mass (g):2145
Pieces:1
Class:CV3
Fayalite (mol%):14.8±18.7 (n=26)
Ferrosilite (mol%):1.6±0.5 (n=15)
Wollastonite (mol%):1.6±1.1 (n=15)
Classifier:Li shijie and Fan yan
Type spec mass (g):28
Type spec location:IGCAS
Main mass:Xu Qiang
Comments:Submitted by Li shijie
Institutions
   and collections
IGCAS: Institute of Geochemistry Chinese Academy of Sciences, Guiyang, China (institutional address; updated 27 Mar 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
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Geography:

Mali
Coordinates:Unknown.

Statistics:
     This is 1 of 74 approved meteorites from Mali (plus 1 unapproved name)

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