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Northwest Africa 14726
Basic information Name: Northwest Africa 14726
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14726
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 2.26 kg
Classification
  history:
Recommended:  L5-melt breccia    [explanation]

This is 1 of 30 approved meteorites classified as L5-melt breccia.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 19 Mar 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 14726 (NWA 14726)

(Northwest Africa)

Purchased: 2021 Nov 5

Classification: Ordinary chondrite (L5, melt breccia)

History: The meteorite was purchased from Mr. Mohamed Ali Loud in Spain.

Physical characteristics: Four grayish to dark brownish fragments without fusion crust.

Petrography: The meteorite displays a fresh, dark grayish interior and is a chondritic melt breccia composed of abundant impact melt rock regions and unmelted L5 type chondritic regions with poorly defined, partly flattened chondrules with an apparent mean diameter of about 0.7 mm. The melt rock is mostly recrystallized and contains characteristic FeNi metal and sulfide spherules. One thin metal vein is present in the slab studied.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Spain
Date:P 2021 Nov 5
Mass (g):2264.9
Pieces:4
Class:L5-melt breccia
Shock stage:S4
Weathering grade:W1
Fayalite (mol%):23.1±0.3 (n=5)
Ferrosilite (mol%):19.4±0.2 (n=5)
Wollastonite (mol%):1.6±0.4 (n=5)
Classifier:A. Greshake, MNB
Type spec mass (g):25.5
Type spec location:MNB
Main mass:Michel Haak
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 (2022)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8559 approved meteorites from (Northwest Africa) (plus 1896 unapproved names)

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