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Northwest Africa 7107
Basic information Name: Northwest Africa 7107
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7107
Observed fall: No
Year found: 2010
Country: (Northwest Africa)
Mass:help 146 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  CV3
Recommended:  CV3    [explanation]

This is 1 of 536 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 14 Mar 2012
Writeuphelp
Writeup from MB 100:

Northwest Africa 7107 (NWA 7107)

(Northwest Africa)

Purchased: 2010

Classification: Carbonaceous chondrite (CV3)

Petrography: Large chondrules and up to several mm-sized CAIs set in a fine-grained dominantly greenish matrix. Contains abundant metal and no magnetite. Chondrules and CAIs appear to be aligned. Olivine Fa31.7±12.7 (n=43),range: Fa0.72-40.6; low-Ca pyroxene Fs2.4±0.15Wo0.71±0.08 (n=2). Also present are Ni-rich metal, troilite, Ti- and Cr-bearing oxides, and diopside (Fs0.6Wo52) containing appreciable Al2O3. The meteorite is a CV3 chondrite of the reduced subgroup.

Data from:
  MB100
  Table 1
  Line 1635:
Place of purchase:Erfoud, Morocco
Date:P 2010
Mass (g):146
Pieces:1
Class:CV3
Shock stage:S4
Weathering grade:W1
Fayalite (mol%):31.7±12.7 (0.72-40.6, n=43)
Ferrosilite (mol%):2.4±0.15
Wollastonite (mol%):0.71±0.08
Classifier:Ansgar Greshake, MNB
Type spec mass (g):20.4
Type spec location:MNB
Main mass:C. Giessler
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. 100, MAPS 49, E1-E101 (2014)
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)
Gregor H.   
Mirko Graul   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7328 approved meteorites from (Northwest Africa) (plus 1973 unapproved names)

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