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| Northwest Africa 4844 | |||||||||||||||||||||
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| Basic information | Name: Northwest Africa 4844 This is an OFFICIAL meteorite name. Abbreviation: NWA 4844 Observed fall: No Year found: 2006 Country: (Northwest Africa) Mass:  1200 g | ||||||||||||||||||||
| Classification history: |
This is 1 of 26 approved meteorites classified as EL-melt rock. [show all] Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), Enstatite-rich meteorites, and Melted chondrites | ||||||||||||||||||||
| Comments: | Approved 29 Nov 2019 | ||||||||||||||||||||
| Writeup |
Writeup from MB 108:
Northwest Africa 4844 (NWA 4844) (Northwest Africa) Purchased: 2006 Apr Classification: Enstatite chondrite (EL melt rock) Petrography: (J. Gattacceca, CEREGE) Highly recrystallized rock. No relict chondrule was observed. Main minerals are enstatite with typical size 150 µm and plagioclase to 100 µm. Metal and sulfides (including daubréelite) are found as µm sized spherical grains. Abundant vesicles with typical size 50 µm. Abundant terrestrial weathering products. Geochemistry: Enstatite Fs0.7±0.1Wo1.4±0.1 (n=3). Plagioclase An16.4Ab79.2Or4.3 (n=2). Classification: EL chondrite melt rock. Likely paired with Al Haggounia 001. Specimens: Type specimen at CEREGE. 22.1 g including one polished thin section at PSF. Main mass with Kuntz. | ||||||||||||||||||||
| Data from: MB108 Table 0 Line 0: |
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| Institutions and collections |
CEREGE: CEREGE
BP 80
Avenue Philibert, Technopole de l'Arbois
13545 Aix-en-Provence Cedex 4
France, France (institutional address; updated 10 Jun 2023) PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011) Kuntz: Fabien Kuntz, France; Website (private address) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
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| Photos: |
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| Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||
| Crosslinks: |
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| Also see: |
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| Revision history: |
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