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Northwest Africa 14394
Basic information Name: Northwest Africa 14394
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14394
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 5.63 kg
Classification
  history:
Recommended:  LL6-melt breccia    [explanation]

This is 1 of 21 approved meteorites classified as LL6-melt breccia.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 5 Dec 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14394 (NWA 14394)

(Northwest Africa)

Purchased: 2021 Jun

Classification: Ordinary chondrite (LL6, melt breccia)

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

Physical characteristics: Dark grayish rock without fusion crust.

Petrography: Chondritic melt breccia composed of up to 5 cm sized type LL6 fragments set into abundant black melt rock. LL6 fragments contain some relict chondrules and secondary plagioclase has a grain size of about 70 µm. Shock melt is mostly recrystallized and contains characteristic FeNi metal and sufide spherules and entrained mineral fragments. No metal or sulfide veins are observed.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Niger
Date:P 2021 Jun
Mass (g):5630
Pieces:1
Class:LL6-melt breccia
Shock stage:S4
Weathering grade:W1
Fayalite (mol%):30.0±0.2 (n=7)
Ferrosilite (mol%):24.5±0.2 (n=8)
Wollastonite (mol%):1.7±0.2 (n=8)
Classifier:A. Greshake, MNB
Type spec mass (g):61.4
Type spec location:MNB
Main mass:Polandmet - Marcin Cimala
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Polandmet: targoniny 30 43445 Dziegielow Poland, Poland; Website (institutional address; updated 7 May 2021)
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
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names)

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