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Northwest Africa 7935 | |||||||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 7935 This is an OFFICIAL meteorite name. Abbreviation: NWA 7935 Observed fall: No Year found: 2013 Country: (Northwest Africa) Mass: 48.2 g | ||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 3298 approved meteorites (plus 1 unapproved name) classified as LL5. [show all] Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||
Comments: | Approved 14 Sep 2013 | ||||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 102:
Northwest Africa 7935 (NWA 7935) (Northwest Africa) Purchased: 2013 April Classification: Ordinary chondrite (LL5) History: Purchased by B. Li in Tucson in April 2013. Physical characteristics: (R. Bartoschewitz, Bart, and B. Li) Meteorite fragment, surface party covered by fusion crust, saw-cut surface shows dark gray clast, chondrules and metal specks, set in a brown-colored matrix. Magnetic susceptibility log χ =3.52. Petrography: Microprobe examination of a polished thin section shows moderately well developed chondrules (dominantly porphyritic) up to 1.5 mm (mean 0.5 mm), chondrule and mineral fragments in recrystallized matrix with few metal grains. Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Olivine: Fa30.0-31.2, mean Fa30.5±0.35 (n=16); low Ca pyroxene: Fs24.4-26.3, mean Fs25.0±0.61 (n=9), Wo1.4-2.0, mean Wo1.7±0.20; diopside Fs9En45Wo46 (n=1); feldspar An10Or4 (n=1); Chromite CRAL=FFM=88 (n=1); taenite: Ni=37.3, Co=1.7 wt.% (n=1). Classification: ordinary chondrite (LL5) Specimens: 10.1 g on deposit at Kiel, B. Li holds the main mass and 11.9 g with Bart. | ||||||||||||||||||||||||||||||||||
Data from: MB102 Table 0 Line 0: |
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Institutions and collections |
Kiel: Geologisches und Mineralogisches Museum, Institut für Geowissenschaften, Christian-Albrechts-Universität Kiel, Ludewig-Mayn-Str. 10, D-24118 Kiel, Germany, Germany (institutional address; updated 13 Sep 2013) Bart: Bartoschewitz Meteorite Laboratory, Weiland 37, D-38518 Gifhorn, Germany; Website (private address; updated 30 Nov 2019) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
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Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||||||||||||||||
Also see: |
This lists the most popular meteorites among people who looked up this meteorite.
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Synonyms: |
Northwest Africa 8006 (Accidentally released under two names) NWA 8006 (Accidentally released under two names) | ||||||||||||||||||||||||||||||||||
Revision history: |
This lists important revisions made to data for this record.
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