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Northwest Africa 11169
Basic information Name: Northwest Africa 11169
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11169
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 19 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  CK5
Recommended:  CK5    [explanation]

This is 1 of 162 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 9 Mar 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11169 (NWA 11169)

(Northwest Africa)

Purchased: 2016

Classification: Carbonaceous chondrite (CK5)

History: The meteorite was bought in 2016 from a meteorite dealer in Morocco.

Physical characteristics: Small grayish individual partly covered by fusion crust.

Petrography: The meteorite is composed of recrystallized olivine-dominated matrix with scattered chondrules still being discernable. Cr-rich magnetite is abundant. More minor phases include intermediate plagioclase, low-Ca pyroxene, Ca-pyroxene and troilite. Metal is virtually absent.

Geochemistry: olivine: Fa29.8±0.3, n=12 FeO/MnO=103.1±7.0; low-Ca pyroxene:Fs24.6±0.4Wo3.8±1.1, n=5; Ca-pyroxene: Fs8.9±0.2Wo47.0±0.2, n=6

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2016
Mass (g):19
Pieces:1
Class:CK5
Shock stage:S2
Weathering grade:low
Fayalite (mol%):29.8
Ferrosilite (mol%):24.6; 8.9
Wollastonite (mol%):3.8; 47.0
Classifier:A. Greshake, MNB
Type spec mass (g):3.8
Type spec location:MNB
Main mass:Philippe Schmitt-Kopplin
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 Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7374 approved meteorites from (Northwest Africa) (plus 1957 unapproved names)

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