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Northwest Africa 12413
Basic information Name: Northwest Africa 12413
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12413
Observed fall: No
Year found: 2002
Country: Morocco
Mass:help 263 g
Classification
  history:
Meteoritical Bulletin:  MB 108  (2020)  L5
Recommended:  L5    [explanation]

This is 1 of 8876 approved meteorites (plus 5 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 14 Jan 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12413 (NWA 12413)

Morocco

Purchased: 2002

Classification: Ordinary chondrite (L5)

History: Purchased with numerous other unclassified NWA samples from Marvin Kilgore in 2002.

Physical characteristics: The meteorite is mostly covered by fusion crust with a small piece (~10 cm) chipped away.

Petrography: The thin section shows chondrules of different textures but few have sharp boundaries.

Geochemistry: Average olivine is Fa24.7.4±0.6 (n= 6); Pyroxene Fs23.7±2.6Wo1.4 (n=5)

Classification: Ordinary chondrite L5 with a weathering grade of W3 and a shock stage of S1.

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Marvin Kilgore
Date:P 2002
Mass (g):262.7
Pieces:1
Class:L5
Shock stage:S1
Weathering grade:W3
Fayalite (mol%):24.7
Ferrosilite (mol%):23.7
Wollastonite (mol%):1.4
Classifier:E. Morrissey, M. Weisberg, KBCC
Type spec mass (g):244.0
Type spec location:AMNH
Main mass:AMNH
Comments:Submitted by Mike Weisberg
Institutions
   and collections
AMNH: Department of Earth and Planetary Sciences, American Museum of Natural History, Central Park West, New York, NY 10024, United States (institutional address; updated 18 May 2013)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
Find references in NASA ADS:
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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