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Northwest Africa 11310
Basic information Name: Northwest Africa 11310
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11310
Observed fall: No
Year found: 2016
Country: Morocco
Mass:help 369 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  Howardite
Recommended:  Howardite    [explanation]

This is 1 of 400 approved meteorites classified as Howardite.   [show all]
Search for other: Achondrites, HED achondrites, and Howardites
Comments: Approved 28 Jun 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11310 (NWA 11310)

Morocco

Purchased: 2016

Classification: HED achondrite (Howardite)

History: A single piece of 369 g was purchased by S. Decker 2016 from a Moroccan dealer.

Petrography: (A. Bischoff, IfP) This meteorite is a polymict breccia consisting of ~80% diogenitic material and ~20% eucritic lithologies. Chromite, ilmenite, kamacite, and a SiO2-phase were also found.

Geochemistry: (S. Lentfort, A. Bischoff, IfP) Diogenitic low-Ca pyroxene Fs29.5±1.8Wo3.3±1.2, n=6; eucrite low Ca pyroxene Fs57.3±7.7Wo3.8±2.7, n=7. FeO/MnO=32±6, n=13. Eucrite high-Ca pyroxene: Fs28.9±0.5Wo43.5±0.8; n=4; plagioclase: An88.6±3.4Ab10.9±2.9Or0.6±0.5; n=4

Classification: HED achondrite (howardite)

Specimens: Specimen: 21.5 g and one polished thin section are at IfP.

Data from:
  MB106
  Table 0
  Line 0:
Origin or pseudonym:Desert
Place of purchase:Morocco
Date:P 2016
Mass (g):369
Pieces:1
Class:Howardite
Shock stage:moderate
Weathering grade:moderate
Classifier:S. Lentfort, A. Bischoff, IfP
Type spec mass (g):21.5
Type spec location:IfP
Main mass:S. Decker (Meteorite-Museum, 55430 Oberwesel, Germany) holds the main mass.
Comments:Submitted by Ebert S.
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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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1680 approved meteorites from Morocco (plus 25 unapproved names) (plus 1 impact crater)

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