header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 10 Apr 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:
Include past classifications in search
Limit to approved meteorite names
Search text:  
Northwest Africa 7454
Basic information Name: Northwest Africa 7454
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7454
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass:help 6 kg
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  CV3
Recommended:  CV3    [explanation]

This is 1 of 553 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 6 Sep 2013
Writeuphelp
Writeup from MB 102:

Northwest Africa 7454 (NWA 7454)

(Northwest Africa)

Purchased: 2012 Aug

Classification: Carbonaceous chondrite (CV3)

History: Purchased in Temara, Morocco by Aaronson in August 2012.

Petrography: (A. Irving and S. Kuehner, UWS) Composed of abundant, mostly rounded chondrules with less abundant amoeboid olivine aggregates (AOA) and irregular, fine-grained CAI in a deep reddish-brown matrix. Minerals identified in CAI include spinel, gehlenite, ulvöspinel, Al-Ti-diopside and rare Pt-bearing fremdlinge.

Geochemistry: Olivine (Fa1.9-15.4), orthopyroxene (Fs1.1-1.2Wo0.9-1.1), subcalcic augite (Fs1.1-3.5Wo32.1-34.0).

Classification: Carbonaceous chondrite (CV3).

Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Temara
Date:P 2012 Aug
Mass (g):6000
Pieces:1
Class:CV3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):1.9-15.4
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20
Type spec location:UWB
Main mass:A. Aaronson
Comments:M1394; submitted by A. Irving
Institutions
   and collections		 UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
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)
Michael Mulgrew   
Nuno Chaves         
steve sutton   
Wang Ziyao      
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7655 approved meteorites from (Northwest Africa) (plus 1972 unapproved names)

Direct link to this page