Meteoritical Bulletin: Entry for Northwest Africa 14588

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Northwest Africa 14588

Basic information

Name: Northwest Africa 14588
This is an OFFICIAL meteorite name.
Abbreviation: NWA 14588
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass: 952 g

Classification
history:

Meteoritical Bulletin:	MB 111	(2023)	H5
Recommended:			H5 [explanation]

This is 1 of 11568 approved meteorites (plus 23 unapproved names) classified as H5. [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Comments:

Approved 15 Jan 2022

Writeup

Writeup from MB 111:

Northwest Africa 14588 (NWA 14588)

(Northwest Africa)

Purchased: 2021 Jun

Classification: Ordinary chondrite (H5)

History: Purchased by Dr. Ralph Glasser in June 2021 from a Spanish dealer, who had obtained it from a Moroccan source.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Sparse chondrules are present within a recrystallized assemblage containing sodic plagioclase, kamacite, taenite, troilite and merrillite.

Geochemistry: Olivine (Fa_19.1±0.4, range Fa_18.8-19.7, N = 5), low-Ca pyroxene (Fs_16.6±0.1Wo_1.5±0.2, range Fs_16.5-16.7Wo_1.3-1.8, N = 4), augite (Fs_5.8±0.3Wo_45.9±0.5, range Fs_5.5-6.1Wo_46.3-45.3, N = 3), plagioclase (Ab_82.8An_12.0Or_5.2).

Classification: Ordinary chondrite (H5).

Specimens: 25.8 g including one polished thin section at UWB; remainder with Dr. R. Glasser.

Data from:
  MB111
  Table 0
  Line 0:

Place of purchase:	Spain
Date:	P 2021 Jun
Mass (g):	952
Pieces:	1
Class:	H5
Shock stage:	S2
Weathering grade:	W1
Fayalite (mol%):	19.1±0.4
Ferrosilite (mol%):	16.6±10.1
Wollastonite (mol%):	1.5±0.2
Classifier:	A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):	25.8
Type spec location:	UWB
Main mass:	R. Glasser
Comments:	Work name RG21-1; 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)
WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011)
UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)

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:

Credit	Photos
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
Domjan Svilkovic

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)

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Revision
history:

This lists important revisions made to data for this record.

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