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Northwest Africa 10889
Basic information Name: Northwest Africa 10889
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10889
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 2.55 kg
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  L6
Recommended:  L6    [explanation]

This is 1 of 10979 approved meteorites (plus 6 unapproved names) classified as L6.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 16 Oct 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10889 (NWA 10889)

(Northwest Africa)

Purchased: 2016

Classification: Ordinary chondrite (L6)

History: Purchased by Gary Fujihara from Morocco, June 2016.

Physical characteristics: Fusion crust covered exterior; a saw cut reveals scattered chondrules, some distinct, others faint, set in a light-gray groundmass, metal and sulfides show minimal weathering, some orange colored staining present throughout.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows primarily equilibrated, relict chondrules, ubiquitous metal and sulfide, plagioclase grains up to 200 μm.

Geochemistry: (C. Agee and M. Spilde, UNM) Olivine Fa24.4±0.1, Fe/Mn=48±3, n=6; low-Ca pyroxene Fs20.4±0.3Wo1.6±0.4, Fe/Mn=63±17, n=7.

Classification: Ordinary chondrite (L6)

Specimens: 20.42 g including a probe mount on deposit at UNM, Gary Fujihara holds the main mass.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Northwest Africa
Date:P 2016
Mass (g):2550
Pieces:1
Class:L6
Shock stage:S3
Weathering grade:W1
Fayalite (mol%):24.4±0.1
Ferrosilite (mol%):20.4±0.3
Wollastonite (mol%):1.6±0.4
Classifier:C. Agee, UNM
Type spec mass (g):20.42
Type spec location:UNM
Main mass:Gary Fujihara
Comments:GF-10; 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)
Denis gourgues   
Rodrigo Guerra   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6877 approved meteorites from (Northwest Africa) (plus 2037 unapproved names)

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