Meteoritical Bulletin: Entry for Northwest Africa 12353

MetSoc Home Publications Contacts

Search the Meteoritical Bulletin Database
Last update: 24 Apr 2024
Search for:	Search type:	Search limits:	Display:	Publication:
Names Text Places Classes Years	Contains Starts with Exact Sounds like	NonAntarctic Falls Non-NWAs Has strewnfield		What's new in the last:
Include past classifications in search		Has photo	Limit to approved meteorite names
Search text:

Northwest Africa 12353

Basic information

Name: Northwest Africa 12353
This is an OFFICIAL meteorite name.
Abbreviation: NWA 12353
Observed fall: No
Year found: 2017
Country: Morocco
Mass: 1423 g

Classification
history:

Meteoritical Bulletin:	MB 107	(2018)	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 27 Nov 2018

Writeup

Writeup from MB 107:

Northwest Africa 12353 (NWA 12353)

Morocco

Purchased: 2017 Feb

Classification: Ordinary chondrite (H5)

Physical characteristics: The repositiory specimen has a very dark interior and contains visible chondrules.

Petrography: (Z. Jiang, UWO) Porphyritic and radial pyroxene chondrules are found with an average size of ~0.3 mm. There are planar and irregular fractures in olivine and orthopyroxene. Minor plagioclase was found.

Geochemistry: (EMPA, M. Beauchamp, UWO) Olivine (Fa_18.7±0.2; Fe/Mn = 36.8±1.5; n=15), orthopyroxene (Fs_16.4±0.1Wo_1.5±0.2, n=13), and plagioclase (An_12.4±0.3; n=10).

Classification: Ordinary chondrite (H5, S3, W2)

Specimens: 22.7 g including a thin section at UWO. S. Tutorow holds the main mass.

Data from:
  MB107
  Table 0
  Line 0:

Place of purchase:	Erfoud, Morocco
Date:	P 2017 Feb
Mass (g):	1423
Pieces:	1
Class:	H5
Shock stage:	S3
Weathering grade:	W2
Fayalite (mol%):	18.7±0.2 (N=10)
Ferrosilite (mol%):	16.4±0.1 (N=13)
Wollastonite (mol%):	1.5±0.2 (N=13)
Classifier:	Z. Jiang, UWO
Type spec mass (g):	20.5
Type spec location:	UWO
Main mass:	S. Tutorow
Comments:	G713; submitted by A. Bouvier, UWO

Institutions
and collections

UWO: University of Western Ontario, Department of Earth Sciences, BGS 1026, 1151 Richmond St. N, London, Ontario, Canada N6A 5B7, Canada (institutional address; updated 18 Jul 2015)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 107, MAPS 55, 460-462

Find references in NASA ADS:
Find references in Google Scholar:

Geography:

Morocco

Coordinates:

Unknown.

Statistics:
This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)

Also see:

This lists the most popular meteorites among people who looked up this meteorite.

Revision
history:

This lists important revisions made to data for this record.

Direct link to this page