Meteoritical Bulletin: Entry for Northwest Africa 5030

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Northwest Africa 5030

Basic information

Name: Northwest Africa 5030
This is an OFFICIAL meteorite name.
Abbreviation: NWA 5030
Observed fall: No
Year found: 2007
Country: (Northwest Africa)
Mass: 103.5 g

Classification
history:

Meteoritical Bulletin:	MB 105	(2016)	Eucrite-br
Recommended:			Eucrite-br [explanation]

This is 1 of 237 approved meteorites classified as Eucrite-br. [show all]
Search for other: Achondrites, Eucrites, and HED achondrites

Comments:

Approved 31 Mar 2016

Writeup

Writeup from MB 105:

Northwest Africa 5030 (NWA 5030)

(Northwest Africa)

Purchased: 06/2007

Classification: HED achondrite (Eucrite, brecciated)

History: The meteorite was bought from a Moroccan dealer at the meteorite fair in Ensisheim, France.

Petrography: The meteorite is a eucritic breccia composed of basaltic and dark impact melt clasts. Basaltic lithologies are composed of up to 0.5 mm sized exsolved pyroxene and up to 1.5 mm sized calcic plagioclase grains. Minor phases include chromite and silica polymorphs.

Geochemistry: Low-Ca pyroxene: Fs_58.7±1.6Wo_3.4±2.1(Fs_54.4-61.0Wo_1.2-8.7, n=22, FeO/MnO=26-31); Ca-pyroxene: Fs_26.5±1.2Wo_42.8±1.4(Fs_24.3-29.6Wo_39.5-44.9, n=25, FeO/MnO=24-33); calcic plagioclase: An_89.3±0.9(An_87.9-90.7, n=19)

Data from:
  MB105
  Table 0
  Line 0:

Place of purchase:	Ensisheim, France
Date:	P 06/2007
Mass (g):	103.5
Pieces:	1
Class:	Eucrite-br
Shock stage:	moderate
Weathering grade:	low
Ferrosilite (mol%):	58.7; 26.5
Wollastonite (mol%):	3.4; 42.8
Classifier:	A. Greshake, MNB
Type spec mass (g):	22.3
Type spec location:	MNB
Main mass:	Jürgen Nauber, JNMC
Comments:	Submitted by Ansgar Greshake

Institutions
and collections

MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
JNMC: jnmczurich, P.O. Box 208, CH-8155 Niederhasli, Switzerland; Website (private address; updated 4 Feb 2014)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full

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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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