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Northwest Africa 10436
Basic information Name: Northwest Africa 10436
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10436
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 624 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  LL7
Recommended:  LL7    [explanation]

This is 1 of 60 approved meteorites classified as LL7.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 13 Jan 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10436 (NWA 10436)

(Northwest Africa)

Purchased: Dec 2014

Classification: Ordinary chondrite (LL7)

History: Purchased in northwest Africa by Brahim Tahiri and sent to his partner, Sean Tutorow, for analysis in December 2014.

Physical characteristics: Four fragments that fit together, with weathered exterior, glossy brown patina, some caliche, and small grayish areas protruding through the patina.

Petrography: (C. Agee, UNM) This meteorite consists of ~50% olivine, ~30% pigeonite, and ~10% sodic plagioclase. Fe-metal, troilite, and Ti-chromite observed. Chondrules are absent.

Geochemistry: (C. Agee and N. Muttik, UNM) Olivine Fa31.1±0.3, Fe/Mn=60±2, n=14; pigeonite Fs25.1±1.0Wo6.5±2.2, Fe/Mn=34±3, n=14; plagioclase An11.8±1.2Ab84.1±0.9Or4.1±0.5, n=7.

Specimens: 21.2 g including a probe mount on deposit at UNM, Sean Tutorow holds the main mass.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Northwest Africa
Date:P 2014 Dec
Mass (g):624.2
Pieces:4
Class:LL7
Shock stage:low
Weathering grade:moderate
Fayalite (mol%):31.1±0.3
Ferrosilite (mol%):25.1±1.0
Wollastonite (mol%):6.5±2.2
Classifier:C. Agee, UNM
Type spec mass (g):21.2
Type spec location:UNM
Main mass:Sean Tutorow
Comments:Field name G606; submitted by C. Agee, UNM
Institutions
   and collections
UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
John Tanner   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6781 approved meteorites from (Northwest Africa) (plus 2047 unapproved names)

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