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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:
Meteoritical Bulletin:  MB 111  (2023)  CO3
Recommended:  CO3    [explanation]

This is 1 of 653 approved meteorites (plus 2 unapproved names) 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 Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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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 9914 approved meteorites from (Northwest Africa) (plus 1841 unapproved names)

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