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Northwest Africa 6029 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 6029 This is an OFFICIAL meteorite name. Abbreviation: NWA 6029 Observed fall: No Year found: 2009 Country: (Northwest Africa) Mass: 506 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 598 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||||||||
Comments: | Approved 2 Feb 2015 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 104:
Northwest Africa 6029 (NWA 6029) (Northwest Africa) Purchased: 2009 Classification: HED achondrite (Eucrite) History: The meteorite was bought from a Moroccan meteorite dealer in 2009. Petrography: The meteorites displays a basaltic texture and is dominantly composed of calcic plagiclase and exsolved pyroxene with variable grain sizes; plagioclase crystals are up to 2.5 mm in size; meteorite appears to be unbrecciated. Minor phases include SiO2 polymorphs and chromite. Geochemistry: Low-Ca pyroxene, Fs55±1.2Wo3.3±1.4 (Fs51.4-56.2Wo2-7.7, n=18, FeO/MnO=29-33); Ca-pyroxene, Fs24.2±0.9Wo42.3±1.3 (Fs22.9-27.5Wo37.3-43.7, n=30, FeO/MnO=29-39); calcic plagioclase: An89.8±0.6 (An88.9-90.7, n=12) | ||||||||||||||||||||||||||||
Data from: MB104 Table 0 Line 0: |
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Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Photos: |
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Geography: |
Statistics: This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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