36.1g Eucrite mmict breccia cumulate | NWA 11183 | Crusted
| Northwest Africa 11183 | |||||||||||||||||||||||||||||
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| Basic information |
Name: Northwest Africa 11183 This is an OFFICIAL meteorite name. Abbreviation: NWA 11183 Observed fall: No Year found: 2016 Country: (Northwest Africa) Mass:>  127 g |
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| Classification history: |
This is 1 of 194 approved meteorites classified as Eucrite-mmict. |
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| Comments: | Approved 28 Mar 2017 | ||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 106:
Northwest Africa 11183 (NWA 11183) (Northwest Africa) Purchased: 2016 Classification: HED achondrite (Eucrite, monomict) History: Purchased by Dustin Dickens in 2016 from a Moroccan dealer. Physical characteristics: Single stone, partial fusion crust. A saw cut reveals a fragmental breccia with clasts up to 3 mm, set in a blue-gray groundmass. Petrography: (C. Agee, UNM) This meteorite consists of approximately 70% pyroxene and 20% plagioclase, there are fragmental pyroxene grains throughout. Accessory chromite, troilite, silica, clinopyroxene and Fe-metal were observed. Geochemistry: (C. Agee and M. Spilde, UNM) Low Ca pyroxene Fs39.2±2.0Wo2.9±0.9, Fe/Mn=33±2, n=11; plagioclase An88.9±1.3, n=5. Classification: Monomict cumulate eucrite Specimens: 20.5 g including a probe mount on deposit at UNM, Dustin Dickens holds the main mass. |
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| Data from: MB106 Table 0 Line 0: |
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| Institutions and collections |
UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; (institutional address; updated 12 Feb 2015) | ||||||||||||||||||||||||||||
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