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Northwest Africa 14873
Basic information Name: Northwest Africa 14873
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14873
Observed fall: No
Year found: 2022
Country: (Northwest Africa)
Mass:help 434 g
Classification
  history:
Recommended:  CO3    [explanation]

This is 1 of 642 approved meteorites (plus 1 unapproved name) classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 23 Apr 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 14873 (NWA 14873)

(Northwest Africa)

Purchased: March, 2022

Classification: Carbonaceous chondrite (CO3)

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

Physical characteristics: Dark brownish rock without fusion crust.

Petrography: The meteorite shows dark brownish interior and is predominantly composed of abundant small chondrules, CAIs, and mineral fragments set into a fine-grained matrix. Chondrules have a mean diameter of about 0.2 mm. Opaque phases are metal and troilite.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P March, 2022
Mass (g):434
Pieces:1
Class:CO3
Shock stage:S1
Weathering grade:moderate
Fayalite (mol%):20.1±15.2 (0.3-44.8, n=17)
Ferrosilite (mol%):5.5±3.4 (1.0-9.2, n=10)
Wollastonite (mol%):1.1±1.0 (0.4-4.0, n=10)
Classifier:A. Greshake, MNB
Type spec mass (g):22.4
Type spec location:MNB
Main mass:Polandmet - Marcin Cimala
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Polandmet: targoniny 30 43445 Dziegielow Poland, Poland; Website (institutional address; updated 7 May 2021)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Szymon Kozlowski (simkoz)   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names)

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