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Northwest Africa 6027
Basic information Name: Northwest Africa 6027
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6027
Observed fall: No
Year found: 2009
Country: (Northwest Africa)
Mass:help 47 g
Classification
  history:
Recommended:  CK3    [explanation]

This is 1 of 75 approved meteorites classified as CK3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CK chondrites, CK3 chondrites, and CV-CK clan chondrites
Comments: Approved 10 Mar 2020
Writeuphelp
Writeup from MB 109:

Northwest Africa 6027 (NWA 6027)

(Northwest Africa)

Purchased: 2009

Classification: Carbonaceous chondrite (CK3)

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

Physical characteristics: Dark grayish to greenish rock partly covered with fusion crust.

Petrography: The meteorite displays a dark greenish interior and is composed of well separated and sharply defined chondrules (apparent mean diameter about 600 μm) set into abundant matrix dominated by Fe-rich olivine, intermediate plagioclase, and Cr-rich magnetite. Minor phases include Ca-pyroxene and FeNi-sulfide; no metal was detected.

Geochemistry: Fe-rich matrix olivine: Fa31.1±0.3, FeO/MnO=107±9, n=11; unequilibrated olivine: Fa21.1±7.9 (Fa9.9-30.4, n=18); low-Ca pyroxene: Fs7.9±6.6Wo1.4±0.5 (Fs1.0-20.5Wo0.9-2.8, n=14); Ca-pyroxene: Fs1.2±0.1Wo42.3±0.6, n=5

Data from:
  MB109
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2009
Mass (g):47
Pieces:1
Class:CK3
Shock stage:S2
Weathering grade:low
Fayalite (mol%):31.1; 21.1
Ferrosilite (mol%):7.9; 1.2
Wollastonite (mol%):1.4; 42.3
Classifier:A. Greshake, MNB
Type spec mass (g):9.6
Type spec location:MNB
Main mass:Stefan Ralew
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Ralew: Stefan Ralew, Kunibertstraße 29, 12524 Berlin, Germany; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
DCOM   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8890 approved meteorites from (Northwest Africa) (plus 1871 unapproved names)

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