Meteoritical Bulletin: Entry for Northwest Africa 12508

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Northwest Africa 12508

Basic information

Name: Northwest Africa 12508
This is an OFFICIAL meteorite name.
Abbreviation: NWA 12508
Observed fall: No
Year found: 2018
Country: Algeria
Mass: 20.3 g

Classification
history:

Meteoritical Bulletin:	MB 108	(2020)	Eucrite
Recommended:			Eucrite [explanation]

This is 1 of 598 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all]
Search for other: Achondrites, Eucrites, and HED achondrites

Comments:

Approved 14 Sep 2019

Writeup

Writeup from MB 108:

Northwest Africa 12508 (NWA 12508)

Algeria

Purchased: 2018

Classification: HED achondrite (Eucrite)

History: (Ziyao Wang) Purchased by Ziyao Wang from Hamza Lharbi in Guelmim in Oct. 2018.

Physical characteristics: (Ziyao Wang) one yellow-white stone of 20.3 g with very few fusion crust.

Petrography: (R. Bartoschewitz, Bart) unbrecciated ophitic texture composed of predominantly exsolved pigeonite and feldspar.

Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Pigeonite En₃₆Fs₅₇Wo₇(n=15); augite En₃₀Fs₃₁Wo₃₉(n=2); feldspar An₈₉Or<1 (n=11); chromite CRAL82, FFM98 (n=1); ilmenite, SiO₂. Kamacite Ni<0.1, Co=0.5 (n=2) (all wt-%); troilite. Magnetic susceptibility (R. Bartoschewitz, Bart) log χ (× 10^-9 m³/kg) = 2.79

Classification: Achondrite (eucrite, basaltic)

Specimens: 4.1 g on deposit at Kiel, Ziyao Wang holds the main mass, and 3 g with Bart.

Data from:
  MB108
  Table 0
  Line 0:

Origin or pseudonym:	desert
Place of purchase:	Guelmim,Morocco
Date:	P 2018
Mass (g):	20.3
Pieces:	1
Class:	Eucrite
Magnetic suscept.:	2.79
Classifier:	R. Bartoschewitz
Type spec mass (g):	4.1
Type spec location:	Kiel
Main mass:	Ziyao Wang
Finder:	anonymous
Comments:	working name WZ96; submitted by R. Bartoschewitz

Institutions
and collections

Kiel: Geologisches und Mineralogisches Museum, Institut für Geowissenschaften, Christian-Albrechts-Universität Kiel, Ludewig-Mayn-Str. 10, D-24118 Kiel, Germany, Germany (institutional address; updated 13 Sep 2013)
Bart: Bartoschewitz Meteorite Laboratory, Weiland 37, D-38518 Gifhorn, Germany; Website (private address; updated 30 Nov 2019)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150

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Geography:

Algeria

Coordinates:

Unknown.

Statistics:
This is 1 of 1356 approved meteorites from Algeria (plus 30 unapproved names) (plus 4 impact craters)

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.

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