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Northwest Africa 12180
Basic information Name: Northwest Africa 12180
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12180
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 126 g
Classification
  history:
Meteoritical Bulletin:  MB 107  (2018)  CV3
Recommended:  CV3    [explanation]

This is 1 of 467 approved meteorites (plus 2 unapproved names) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 27 Oct 2018
Writeuphelp
Writeup from MB 107:

Northwest Africa 12180 (NWA 12180)

(Northwest Africa)

Purchased: 2018

Classification: Carbonaceous chondrite (CV3)

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

Physical characteristics: Dark grayish-greenish individual lacking any fusion crust.

Petrography: Carbonaceous chondrite composed of chondrules (mean diameter about 1 mm; up to 2.5 mm sized), CAIs (up to 5 mm sized), and olivine amoeboids all set into a fine-grained brownish to almost black matrix. Type II chondrules are absent.

Data from:
  MB107
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2018
Mass (g):126
Pieces:1
Class:CV3
Shock stage:S1
Weathering grade:low
Fayalite (mol%):12.2±15.6 (0.8-40.8, n=14)
Ferrosilite (mol%):1.4±0.2 (1.0-1.8, n=17)
Wollastonite (mol%):2.5±1.5 (0.9-4.5, n=17)
Classifier:A. Greshake, MNB
Type spec mass (g):20.4
Type spec location:MNB
Main mass:Martin Goff
Comments:Morocco; 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. 107, MAPS 55, 460-462
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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