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Northwest Africa 12877
Basic information Name: Northwest Africa 12877
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12877
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 240 g
Classification
  history:
Meteoritical Bulletin:  MB 108  (2020)  CV3
Recommended:  CV3    [explanation]

This is 1 of 470 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 6 Oct 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12877 (NWA 12877)

(Northwest Africa)

Purchased: 2018

Classification: Carbonaceous chondrite (CV3)

History: The meteorite was purchased from a Morrocan meteorite dealer on the meteorite fair in Ensisheim, France.

Physical characteristics: Two brownish fragments without fusion crust.

Petrography: Carbonaceous chondrite composed of chondrules (mean diameter about 0.9 mm; up to 3 mm sized), abundant olivine amoeboids, and less abundant CAIs all set into a fine-grained dark brownish matrix. Several type II chondrules are present. Most chondrules show reddish staining due to terrestrial weathering.

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Ensisheim, France
Date:P 2018
Mass (g):240
Pieces:2
Class:CV3
Shock stage:S2
Weathering grade:moderate
Fayalite (mol%):15.4±14.6 (0.6-39.0, n=28)
Ferrosilite (mol%):2.3±0.8 (1.2-4.1, n=21)
Wollastonite (mol%):1.1±0.2 (0.9-1.8, n=21)
Classifier:A. Greshake, MNB
Type spec mass (g):24.1
Type spec location:MNB
Main mass:Harald Stehlik
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Stehlik: Harald Stehlik, 1220 Wien, Austria (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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