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Northwest Africa 15049
Basic information Name: Northwest Africa 15049
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 15049
Observed fall: No
Year found: 2022
Country: (Northwest Africa)
Mass:help 772 g
Classification
  history:
Recommended:  L4    [explanation]

This is 1 of 1999 approved meteorites (plus 4 unapproved names) classified as L4.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 20 Jun 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 15049 (NWA 15049)

(Northwest Africa)

Purchased: 2022

Classification: Ordinary chondrite (L4)

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

Physical characteristics: Brownish fragment without fusion crust.

Petrography: The meteorite shows a chondritic texture with sharply defined, mostly rounded and separated chondrules (apparent mean diameter about 0.5 mm) set in a grayish matrix with partly altered metal and sulfides. Olivine is equilibrated; low-Ca-pyroxene is unequilibrated.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:P 2022
Mass (g):772
Pieces:1
Class:L4
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):25.0±0.2 (n=10)
Ferrosilite (mol%):18.5±4.1 (6.5-21.9, n=20)
Wollastonite (mol%):0.8±0.4 (0.2-1.6, n=20)
Classifier:A. Greshake, MNB
Type spec mass (g):23.8
Type spec location:MNB
Main mass:Boulaouane Taleb Ahmed
Finder:Mauritania
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 8745 approved meteorites from (Northwest Africa) (plus 1880 unapproved names)

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