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Northwest Africa 11310 | |||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11310 This is an OFFICIAL meteorite name. Abbreviation: NWA 11310 Observed fall: No Year found: 2016 Country: Morocco Mass: 369 g | ||||||||||||||||||||||||||
Classification history: |
This is 1 of 451 approved meteorites classified as Howardite. [show all] Search for other: Achondrites, HED achondrites, and Howardites | ||||||||||||||||||||||||||
Comments: | Approved 28 Jun 2017 | ||||||||||||||||||||||||||
Writeup |
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: |
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Institutions and collections |
IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012) |
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Catalogs: |
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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: |
Statistics: This is 1 of 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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