![]() |
||
|
Northwest Africa 3148 | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 3148 This is an OFFICIAL meteorite name. Abbreviation: NWA 3148 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 | ||||||||||||||||||
Writeup![]() |
Writeup from MB online:
Northwest Africa 3148 Morocco Purchased 2005 January Achondrite (eucrite) A single, 80% crusted stone (138 g) was purchased from a Moroccan dealer in Rissani by G. Hupé (Hupé) in 2005 January. Classification and mineralogy (A. Irving and S. Kuehner, UWS): Texturally, this specimen consists of groups of calcic plagioclase laths (An89.2-90.0Or0.4) interstitial to pyroxene grains. The pyroxene-rich regions are mainly exsolved pigeonite, now consisting of orthopyroxene (Fs62.4-63.1Wo5.2-5.5, FeO/MnO = 27.6-30.3) and clinopyroxene (Fs30.1-30.5Wo42.6-42.7, FeO/MnO = 29.1-30.3), with associated discrete subcalcic augite and blebby fayalite inclusions. Accessory phases are ilmenite, troilite, silica polymorph, kamacite and rare zircon. Specimens: type specimen, 20.5 g, and one polished thin section, UWS; main mass, xHupé. | ||||||||||||||||||
Data from: MB89 Table 7 Line 484: |
|
||||||||||||||||||
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) xHupé: (old address—now see GHupé or AHupé) G. and A. Hupe, 2616 Lake Youngs Court SE, Renton, WA 98058., United States (private address) |
||||||||||||||||||
Catalogs: |
| ||||||||||||||||||
References: | Published in Meteoritical Bulletin, no. 89, MAPS 40, A201-A263 (2005)
| ||||||||||||||||||
Photos: |
| ||||||||||||||||||
Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |