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Northwest Africa 14194
Basic information Name: Northwest Africa 14194
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14194
Observed fall: No
Year found: 2019
Country: Morocco
Mass:help 2.53 kg
Classification
  history:
Recommended:  Eucrite-mmict    [explanation]

This is 1 of 272 approved meteorites classified as Eucrite-mmict.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 18 Sep 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14194 (NWA 14194)

Morocco

Purchased: 2019

Classification: HED achondrite (Eucrite, monomict)

History: Purchased by Jay Piatek from a Moroccan meteorite dealer in 2019.

Physical characteristics: Polished slice of the deposit sample shows a fragmental breccia with cm-sized light-colored clasts set in dark-shock-melt matrix with many smaller light-colored clasts.

Petrography: (C. Agee, UNM) This a monomict breccia with pyroxene compositions typical of basaltic eucrites. Plagioclase makes up approximately 35% of this meteorite. Troilite, silica, ilmenite, and chromite were detected as accessory phases.

Geochemistry: (A. Ross, UNM) Low-Ca pyroxene Fs60.3±2.3Wo4.1±1.9, Fe/Mn=32±2, n=7; high-Ca pyroxene Fs26.7±0.4Wo26.7±0.4, Fe/Mn=31±1, n=6; plagioclase An89.5±1.1, n=6.

Classification: Monomict Eucrite

Specimens: 20.19 g on deposit at UNM, Jay Piatek holds the main mass.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2019
Mass (g):2531.52
Pieces:1
Class:Eucrite-mmict
Shock stage:high
Weathering grade:moderate
Ferrosilite (mol%):60.3±2.3, 26.7±0.4
Wollastonite (mol%):4.1±1.9, 26.7±0.4
Classifier:C. Agee, UNM
Type spec mass (g):20.19
Type spec location:UNM
Main mass:Jay Piatek
Comments:Fieldname JP-2000; submitted by C. Agee
Institutions
   and collections		 UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
Catalogs:
References: Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1929 approved meteorites from Morocco (plus 27 unapproved names) (plus 1 impact crater)

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