Meteoritical Bulletin: Entry for Northwest Africa 13716

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Northwest Africa 13716

Basic information

Name: Northwest Africa 13716
This is an OFFICIAL meteorite name.
Abbreviation: NWA 13716
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass: 53.5 g

Classification
history:

Meteoritical Bulletin:	MB 110	(2022)	Martian (shergottite)
Recommended:			Martian (shergottite) [explanation]

This is 1 of 330 approved meteorites (plus 2 unapproved names) classified as Martian (shergottite). [show all]
Search for other: Martian meteorites

Comments:

Approved 28 Mar 2021

Writeup

Writeup from MB 110:

Northwest Africa 13716 (NWA 13716)

(Northwest Africa)

Purchased: 2020 Oct

Classification: Martian meteorite (Shergottite)

Physical characteristics: One fragile stone with gray interior and about 40% fusion crust

Petrography: (J. Gattacceca, CEREGE) Igneous rock with intersertal texture. Grain size 500 µm. Main minerals are zoned pyroxene and maskelynite. Other minerals: pyrrhotite, Fe-Ti oxides. Weathering appears to be minimal.

Geochemistry: Pyroxene Fs_36.7±6.4Wo_16.7±7.0, range Fs_28.6-48.1, FeO/MnO = 33.8±2.5 (n=9). Plagioclase An_52.7±33Ab_46.1±3.2Or_1.2±0.1.

Classification: Achondrite (shergottite)

Specimens: Type specimen at CEREGE. Main mass with Kuntz.

Data from:
  MB110
  Table 0
  Line 0:

Place of purchase:	Zagora, Morocco
Date:	P 2020 Oct
Mass (g):	53.5
Pieces:	1
Class:	Martian (shergottite)
Ferrosilite (mol%):	36.7±6.4 (n=9)
Wollastonite (mol%):	16.7±7.0
Magnetic suscept.:	2.92
Classifier:	J. Gattacceca, CEREGE
Type spec mass (g):	11.64
Type spec location:	CEREGE
Main mass:	Kuntz
Finder:	anonymous
Comments:	work name K528; submitted by Jérôme Gattacceca

Institutions
and collections

CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 10 Jun 2023)
Kuntz: Fabien Kuntz, France; Website (private address)

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 9921 approved meteorites from (Northwest Africa) (plus 1838 unapproved names)

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