Meteoritical Bulletin: Entry for Northwest Africa 14383

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Northwest Africa 14383

Basic information

Name: Northwest Africa 14383
This is an OFFICIAL meteorite name.
Abbreviation: NWA 14383
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass: 7.59 kg

Classification
history:

Meteoritical Bulletin:	MB 110	(2022)	Eucrite-unbr
Recommended:			Eucrite-unbr [explanation]

This is 1 of 136 approved meteorites classified as Eucrite-unbr. [show all]
Search for other: Achondrites, Eucrites, and HED achondrites

Comments:

Approved 31 Oct 2021

Writeup

Writeup from MB 110:

Northwest Africa 14383 (NWA 14383)

(Northwest Africa)

Purchased: 2021

Classification: HED achondrite (Eucrite, unbrecciated)

History: Puchased by Nicholas Gessler in 2021 from a Moroccan dealer.

Petrography: (A. Irving, UWS and J. Boesenberg, BrownU) Unbrecciated diabasic specimen with regions of recrystallized plagioclase. Composed of exsolved pigeonite and calcic plagioclase with accessory silica polymorph, ilmenite, chromite and troilite.

Geochemistry: Low-Ca pyroxene (Fs_60.6-63.6Wo_1.9-5.2, FeO/MnO = 30-32, N = 5), augite (Fs_28.1-29.3Wo_42.6-42.8, FeO/MnO = 28-32, N = 3), plagioclase (An_88.5-89.1Or_0.3-0.4, N = 3).

Classification: Eucrite (unbrecciated, in part recrystallized).

Specimens: 24.7 g plus one polished thin section at UWB; remainder with Mr. N. Gessler.

Data from:
  MB110
  Table 0
  Line 0:

Place of purchase:	Morocco
Date:	P 2021
Mass (g):	7586
Pieces:	3
Class:	Eucrite-unbr
Shock stage:	low
Weathering grade:	low
Ferrosilite (mol%):	60.6-63.6
Wollastonite (mol%):	1.9-5.2
Classifier:	A. Irving, UWS, and J. Boesenberg, Brown U.
Type spec mass (g):	24.7
Type spec location:	UWB
Main mass:	N. Gessler
Comments:	Work name NG-DP; submitted by A. Irving

Institutions
and collections

UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)
Gessler: Nicholas Gessler, 2010 Calgary Lane, Los Angeles, CA 90077, United States (private address; updated 7 Jul 2016)
BrownU: Joseph Boesenberg Brown University Dept of Earth, Environmental and Planetary Sciences (DEEPS) 324 Brook Street Providence, RI 02912 , United States (institutional address; updated 4 Jan 2024)

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:

Coordinates:

Unknown.

Statistics:
This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)

Also see:

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Revision
history:

This lists important revisions made to data for this record.

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