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Northwest Africa 7884
Basic information Name: Northwest Africa 7884
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7884
Observed fall: No
Year found: 2013
Country: (Northwest Africa)
Mass:help 45 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  CK6
Recommended:  CK6    [explanation]

This is 1 of 56 approved meteorites classified as CK6.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 11 Dec 2013
Writeuphelp
Writeup from MB 102:

Northwest Africa 7884 (NWA 7884)

(Northwest Africa)

Purchased: 2013 Feb

Classification: Carbonaceous chondrite (CK6)

History: Purchased by Alexandre Debienne in February 2013 from a dealer in Agadir, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Mostly recrystallized with rare chondrule remnants. Olivine, clinopyroxene, orthopyroxene, intermediate plagioclase, Cr-bearing magnetite, pentlandite. Minor secondary calcite and barite.

Geochemistry: Olivine (Fa30.7-31.2), orthopyroxene (Fs25.6-26.1Wo1.0-0.8), clinopyroxene (12.7-16.3Wo47.4-49.0).

Classification: Carbonaceous chondrite (CK6).

Specimens: Type specimen plus one polished probe mount at PSF; main mass with A. Debienne.

Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Agadir
Date:P 2013 Feb
Mass (g):45
Pieces:1
Class:CK6
Shock stage:S2
Weathering grade:low
Fayalite (mol%):30.7-31.2
Ferrosilite (mol%):25.6-26.1
Wollastonite (mol%):1.0-0.8
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):9.2
Type spec location:PSF
Main mass:A. Debienne
Comments:AD 13206; submitted by P. Sipiera
Institutions
   and collections
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6752 approved meteorites from (Northwest Africa) (plus 2052 unapproved names)

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