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Northwest Africa 11433
Basic information Name: Northwest Africa 11433
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11433
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 205 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2790 approved meteorites (plus 1 unapproved name) classified as LL6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 11 Sep 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11433 (NWA 11433)

(Northwest Africa)

Purchased: 2016 Sep

Classification: Ordinary chondrite (LL6)

Petrography: (K. Metzler, IfP) Ordinary chondrite with strongly recrystallized texture and only few chondrule relicts. Secondary feldspar grains >50 µm.

Geochemistry: Mineral compositions and geochemistry: Mean olivine composition Fa31.0±0.4; (n=13). Mean low-Ca pyroxene composition Fs24.9±0.3, Wo1.6±0.2 (n=12)

Classification: LL chondrite based on mineral chemistry. Petrologic type 6 based on the equilibrated state of olivine and pyroxene and grain size of secondary plagioclase.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2016 Sep
Mass (g):205
Pieces:1
Class:LL6
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):31.0±0.4
Ferrosilite (mol%):24.9±0.3
Wollastonite (mol%):1.6±0.2
Classifier:K. Metzler, IfP
Type spec mass (g):21
Type spec location:IfP
Main mass:Mirko Graul, Bernau, Germany
Comments:Submitted by K. Metzler, IfP
Institutions
   and collections
IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)
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.
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Franco Vignato   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7385 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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