Meteoritical Bulletin: Entry for Northwest Africa 4396

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 4396

Basic information

Name: Northwest Africa 4396
This is an OFFICIAL meteorite name.
Abbreviation: NWA 4396
Observed fall: No
Year found: 2006
Country: (Northwest Africa)
Mass: 680 g

Classification
history:

Meteoritical Bulletin:	MB 92	(2007)	Eucrite-pmict
Recommended:			Eucrite-pmict [explanation]

This is 1 of 409 approved meteorites classified as Eucrite-pmict. [show all]
Search for other: Achondrites, Eucrites, and HED achondrites

Comments:

Approved 24 Jul 2007

Writeup

Writeup from MB 92:

Northwest Africa 4396

Northwest Africa

Find: 2006

Achondrite (eucrite, polymict)

History: An anonymous hunter recovered the meteorite in northwest Africa. The main mass holder purchased the sample in Tagounite, Morocco.

Physical characteristics:A single stone of 680 g, partly covered with fusion crust, was recovered.

Petrography: (A. Greshake, MNB). The meteorite is a polymict breccia consisting of coarse- and fine-grained basaltic and mineral clasts set in a fine-grained clastic groundmass. Mineral fragments are mostly large plagioclase and exsolved low-Ca pyroxene. Minor phases include silica, ilmenite, and troilite.

Mineral compositions: Plagioclase (An_58.9-92.7) and pyroxene (Fs_26.8-59.3Wo_2.4-42.6).

Classification: Achondrite (eucrite, polymict); minimal shock, moderate to extensive weathering.

Type specimens: A total of 20 g of sample plus one polished thin section are on deposit at MNB. Ralew holds the main mass.

Data from:
  MB92
  Table 2
  Line 66:

Place of purchase:	Tagounite, Morocco
Date:	2006
Mass (g):	680
Pieces:	1
Class:	Euc
Type spec mass (g):	20

Institutions
and collections

MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Ralew: Stefan Ralew, Kunibertstraße 29, 12524 Berlin, Germany; Website (private address)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 92, MAPS 42, 1647-1694 (2007)

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

Photos:

Credit	Photos
Photos from the Encyclopedia of Meteorites:
SR Meteorites

Geography:

Coordinates:

Unknown.

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

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