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Northwest Africa 3199 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 3199 This is an OFFICIAL meteorite name. Abbreviation: NWA 3199 Observed fall: No Year found: 2004 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 569 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||||||||
Comments: | Approved 29 Nov 2011 | ||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 100:
Northwest Africa 3199 (NWA 3199) Northwest Africa Purchased: Feb 2004 Classification: HED achondrite (Eucrite) Petrography: Fresh, fine grained specimen with granulitic texture composed of exsolved pigeonite, calcic plagioclase, fairly abundant silica polymorph, and accessory ilmenite, zircon and troilite. Geochemistry: Low-Ca pyroxene host Fs59.7-60.4Wo6.1-4.3, FeO/MnO=31-32, high-Ca pyroxene lamellae Fs39.4-38.4Wo31.2-32.4, FeO/MnO=33-35. | ||||||||||||||||||||||||||||
Data from: MB100 Table 1 Line 1165: |
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Institutions and collections |
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) |
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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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Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |