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Northwest Africa 11226
Basic information Name: Northwest Africa 11226
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11226
Observed fall: No
Year found: 2015
Country: Morocco
Mass:help 16.7 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  H4
Recommended:  H4    [explanation]

This is 1 of 6038 approved meteorites (plus 2 unapproved names) classified as H4.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 21 Apr 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11226 (NWA 11226)

Morocco

Purchased: 2015 Sept 15

Classification: Ordinary chondrite (H4)

History: This meteorite was bought from Aziz and Rachid Adnane in Morocco during the HK jewellry exhibition, on 15 Sept 2015.

Physical characteristics: total mass: 16.7 g (only 1 piece) having fusion crust light black surface

Petrography: The meteorite consists of olivine, orthopyroxene, and feldspar, associated with comparatively minor amounts of clinopyroxene, Fe-Ni, diopside, troilite, chromite and phosphate. The sizes of mineral are almost ~200 μm. Most metal and sulfide are fresh.

Geochemistry: Mineral compositions and geochemistry: Minerals are uniform. Olivine: Fa20.8±0.6 (n=11); low-Ca pyroxene: Fs19.6±6.7Wo1.0±1.0 (n=12).

Classification: Ordinary chondrite, H4; S2; W1.

Specimens: Two thin sections are deposited in GUT.

Data from:
  MB106
  Table 0
  Line 0:
Origin or pseudonym:Desert
Place of purchase:Hong Kong
Date:P 2015 Sept 15
Mass (g):16.7
Pieces:1
Class:H4
Shock stage:S1
Weathering grade:W1
Fayalite (mol%):20.8±0.6 (n=11)
Ferrosilite (mol%):19.6±6.7 (n=12)
Wollastonite (mol%):1.0±1.0 (n=8)
Classifier:B. Li, W. Shen, SYSU
Type spec mass (g):11.2
Type spec location:GUT
Main mass:Wenjie Shen, Guangzhou, China
Comments:Submitted by Zhipeng Xia
Institutions
   and collections
GUT: College of Earth Sciences, Guilin University of Technology, 12 Jiangan Road, Guilin 541004, China (institutional address; updated 18 Oct 2012)
SYSU: Sun Yat-Sen University No. 135, Xingang Xi Road, Guangzhou, 510275, China (institutional address; updated 21 Apr 2017)
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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Photos:
CreditPhotos
Public domain photographs:
Bao Li   
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1676 approved meteorites from Morocco (plus 25 unapproved names) (plus 1 impact crater)

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