header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 18 Jun 2021
Search for: Search type: Search limits: Display: Publication:
Names
Text help
Places
Classes
Years
Contains
Starts with
Exact
Sounds like
NonAntarctic
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Northwest Africa 5436
Basic information Name: Northwest Africa 5436
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5436
Observed fall: No
Year found: 2008
Country: Algeria
Mass:help 1772 g
Classification
  history:
Recommended:  CVred3    [explanation]

This is 1 of 8 approved meteorites classified as CVred3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 20 Mar 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 5436 (NWA 5436)

Algeria

Purchased: 2008

Classification: Carbonaceous chondrite (CVred3)

Physical characteristics: Dark stone. Cut face reveals large chondrules and CAIs set in a dark matrix.

Petrography: (J. Gattacceca, CEREGE) Large chondrules (~900 µm) set in an abundant fine-grained iron-rich matrix. Opaque minerals are troilite, metal and magnetite. CAIs up to 1 mm.

Geochemistry: Olivine Fa13.7±4.5, range Fa8.1-19.1 (n=3). Low-Ca pyroxene Fs11.8±8.0Wo0.8±0.7, range Fs3.7-23.3 (n=5). Sulfides are Ni-free.

Classification: Carbonaceous chondrite (CVred3). Reduced group based on absence of Ni in sulfides.

Specimens: Type speciment at CEREGE. Main mass with Norbert Kammel

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2008
Mass (g):1772
Pieces:1
Class:CVred3
Weathering grade:moderate
Fayalite (mol%):13.7±4.5 (n=3)
Ferrosilite (mol%):11.8±8.0 (n=5)
Wollastonite (mol%):0.8±0.7
Magnetic suscept.:4.39
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):26
Type spec location:CEREGE
Main mass:Norbert Kammel
Finder:anonymous
Comments: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 29 Oct 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Mirko Graul   
Geography:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1113 approved meteorites from Algeria (plus 27 unapproved names) (plus 4 impact craters)

Direct link to this page