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Northwest Africa 6560 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 6560 This is an OFFICIAL meteorite name. Abbreviation: NWA 6560 Observed fall: No Year found: 2010 Country: Morocco Mass: ![]() | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 453 approved meteorites classified as Howardite. [show all] Search for other: Achondrites, HED achondrites, and Howardites | ||||||||||||||||||||||||||||
Comments: | Approved 3 Oct 2011 | ||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 100:
Northwest Africa 6560 (NWA 6560) Morocco Found: 2010 Classification: HED achondrite (Howardite) History: A. Aaronson purchased 10 stones with a total mass of 5888 g in Erfoud, Morocco, in 2010-2011. Physical characteristics: Fresh with flow oriented fusion crust. Complete stones range in size from 36 to 1600 g. Petrography: Fine to medium clast size (<1 mm to 4 mm) of diogenite pyroxenes and clasts, and eucrites; clast modes (vol %): diogenites 74, eucrites 24, chromite and metal 2. Shock level, S2-S4, variable shock levels in clasts. Weathering grade, W0/1. Geochemistry: Diogenite orthopyroxene Fs23.6-36.8Wo1.8-2.3 (FeO/MnO=30); chromite Cr# 80-89. Eucrite orthopyroxene Fs64.2Wo3.2; pigeonite Fs53.7Wo12.2; plagioclase An89-95.4. Classification: Achondrite (howardite) Specimens: 24.4 g on deposit at NAU. Aaronson holds the main mass. | ||||||||||||||||||||||||||||
Data from: MB100 Table 1 Line 1418: |
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Institutions and collections |
NAU: Geology, Bldg 12
Knoles Dr
Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012) Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
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Photos: |
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Geography:![]() |
Statistics: This is 1 of 2012 approved meteorites from Morocco (plus 35 unapproved names) (plus 1 impact crater) |