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Northwest Africa 10866
Basic information Name: Northwest Africa 10866
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10866
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 89.1 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  Eucrite-mmict
Recommended:  Eucrite-mmict    [explanation]

This is 1 of 238 approved meteorites classified as Eucrite-mmict.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 22 Oct 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10866 (NWA 10866)

(Northwest Africa)

Purchased: 2016

Classification: HED achondrite (Eucrite, monomict)

History: The meteorite was bought in 2016 from a local meteorite dealer in Erfoud, Morocco.

Physical characteristics: The individual is partly covered with fusion crust and shows a white-grayish speckled interior.

Petrography: The meteorite displays a characteristic basaltic texture of up to 1.5 mm sized exsolved pyroxenes and equally sized lath-shaped calcic plagioclase. Minor phases include FeS, chromite, SiO2 polymorphs and metallic iron.

Geochemistry: low-Ca pyroxene: Fs60.8±0.3Wo2.1±0.2 (Fs60.1-61.2Wo1.9-2.6, n=15, FeO/MnO=30-33); Ca-pyroxene: Fs26.4±1.5Wo44.0±1.7 (Fs24.8-32.4Wo38.5-45.6, n=38, FeO/MnO=28-34); calcic plagioclase: An88.3±0.8 (An86.4-89.5, n=20)

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Zagora, Morocco
Date:P 2016
Mass (g):89.1
Pieces:1
Class:Eucrite-mmict
Shock stage:low
Weathering grade:low
Ferrosilite (mol%):60.8; 26.4
Wollastonite (mol%):2.1; 44.0
Classifier:A. Greshake, MNB
Type spec mass (g):20
Type spec location:MNB
Main mass:Dries Vandewoude
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7385 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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