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Northwest Africa 10896
Basic information Name: Northwest Africa 10896
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10896
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 66.4 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  CK5
Recommended:  CK5    [explanation]

This is 1 of 214 approved meteorites classified as CK5.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 21 Nov 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10896 (NWA 10896)

(Northwest Africa)

Purchased: 2015

Classification: Carbonaceous chondrite (CK5)

History: Purchased in 2015 by Brahim Tahiri in Morocco and sent to his partner Sean Tutorow for analysis.

Physical characteristics: Weathered fusion-crusted exterior. Saw cuts reveal dark gray, distinct, chondrules set in a lighter-gray groundmass.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows equilibrated chondrules, recrystallized groundmass, ubiquitous Cr-magnetite.

Geochemistry: (C. Agee and M. Spilde, UNM) Olivine Fa29.2±1.3, Fe/Mn=111±15, NiO=0.42±0.10 (wt%), n=18; low-Ca pyroxene Fs25.9±2.1Wo0.8±0.6, Fe/Mn=66±4, n=4.

Classification: Carbonaceous chondrite (CK5)

Specimens: 13.5 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 2015
Mass (g):66.35
Pieces:1
Class:CK5
Shock stage:moderate
Weathering grade:moderate
Fayalite (mol%):29.2±1.3
Ferrosilite (mol%):25.9±2.1
Wollastonite (mol%):0.8±0.6
Classifier:C. Agee, UNM
Type spec mass (g):13.5
Type spec location:UNM
Main mass:Sean Tutorow
Comments:Field name G641; 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)
Leandro Macedo Bonfim   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9589 approved meteorites from (Northwest Africa) (plus 1869 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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