Meteoritical Bulletin: Entry for Northwest Africa 2645

MetSoc Home Publications Contacts

Search the Meteoritical Bulletin Database
Last update: 15 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 2645

Basic information

Name: Northwest Africa 2645
This is an OFFICIAL meteorite name.
Abbreviation: NWA 2645
Observed fall: No
Year found: 2004
Country: (Northwest Africa)
Mass: 166 g

Classification
history:

Meteoritical Bulletin:	MB 89	(2005)	EL6
MetBase:	v. 7.1	(2006)	EL6
Recommended:			EL6 [explanation]

This is 1 of 133 approved meteorites classified as EL6. [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites

Writeup

Writeup from MB 89:

Northwest Africa 2645

Northwest Africa

Purchased 2004

Enstatite chondrite (EL6)

A single stone of 166 g was purchased in Erfoud, Morocco. Description and classification (J. Wittke and T. Bunch, NAU): Cataclastic, fine-grained (<0.20 mm) with very rare relict chondule fragments. Contains orthopyroxene, Fs_1.6Wo_1.4; plagioclase, An_5.4–11.1Or_0.7-5.4; metal. Ni = 3.75 wt. %, Si = 0.93-1.45 wt. %, troilite, Ti = 3.1 wt. %, schreibersite, and daubreelite. Shock level is S2 and the weathering grade is W3 with moderate staining. Specimens: type sample, 21.3 g, NAU; main mass, Oakes.

Data from:
  MB89
  Table 7
  Line 352:

Place of purchase:	Erfoud
Date:	2004
Mass (g):	166
Pieces:	1
Class:	EL6
Classifier:	Ted Bunch, NAU
Type spec mass (g):	21.3
Type spec location:	NAU

Institutions
and collections

NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)
Oakes: Nelson Oakes, Route 1, House 50C, Uniondale, PA 18470, United States; Website (private address)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 89, MAPS 40, A201-A263 (2005)

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

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 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