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Northwest Africa 15472
Basic information Name: Northwest Africa 15472
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 15472
Observed fall: No
Year found: 2022
Country: (Northwest Africa)
Mass:help 162 g
Classification
  history:
Recommended:  EL6    [explanation]

This is 1 of 127 approved meteorites classified as EL6.   [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites
Comments: Approved 7 Jan 2023
Writeuphelp
Writeup from MB 112:

Northwest Africa 15472 (NWA 15472)

(Northwest Africa)

Purchased: 2022

Classification: Enstatite chondrite (EL6)

History: The meteorite was purchased from a meteorite dealer in Morocco.

Physical characteristics: Brownish fragment largely covered with fusion crust.

Petrography: Enstatite melt rock showing a recrystallized texture of up to 200 µm sized enstatite and subordinate sodic plagioclase grains plus interspersed rounded albitic, Si-rich melt inclusions. Opaque phases include Si-bearing kamacite, troilite, and daubréelite. No relict chondrules have been observed.

Geochemistry: enstatite: Fs0.3±0.2Wo1.4±0.2 (Fs0.1-0.6Wo0.8-1.7, n=10); feldspar: An18.3±1.1Ab77.9±0.9Or3.8±0.3 (An15.4-19.1Ab-77.0-80.2Or3.5-4.4, n=10); kamacite: Ni=6.1±0.5, Si=1.12±0.06, Co=0.32±0.03, n=5

Data from:
  MB112
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2022
Mass (g):162
Pieces:1
Class:EL6
Shock stage:S1
Weathering grade:high
Ferrosilite (mol%):0.3
Wollastonite (mol%):1.4
Classifier:A. Greshake, MNB
Type spec mass (g):20
Type spec location:MNB
Main mass:Boulaouane Taleb Ahmed
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. 111, in preparation (2023)
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names)

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