header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 31 May 2020
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 7308
Basic information Name: Northwest Africa 7308
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7308
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass:help 264 g
Classification
  history:
Meteoritical Bulletin:  MB 101  (2012)  LL3
Recommended:  LL3    [explanation]

This is 1 of 339 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 23 Oct 2012
Writeuphelp
Writeup from MB 101:

Northwest Africa 7308 (NWA 7308)

(Northwest Africa)

Purchased: 2012 Feb

Classification: Ordinary chondrite (LL3)

History: Purchased by Gary Fujihara in February 2012 from a Moroccan dealer at the Tucson Gem and Mineral Show.

Petrography: Closely-packed, medium to large chondrules with some interstitial altered metal.

Geochemistry: Olivine (Fa19.6-40.1; Cr2O3 in ferroan examples is 0.03-0.05 wt.%, mean 0.04 wt.%, s.d. 0.01 wt.%, N = 6), orthopyroxene (Fs4.2-22.4Wo0.2-1.0), subcalcic augite (Fs17.7-18.2Wo35.3-32.9).

Classification: Ordinary chondrite (LL3).

Data from:
  MB101
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2012 Feb
Mass (g):264
Pieces:1
Class:LL3
Shock stage:S2
Weathering grade:W1/2
Fayalite (mol%):19.6-40.1
Ferrosilite (mol%):4.2-22.4
Wollastonite (mol%):0.2-1.0
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20
Type spec location:UWB
Main mass:G. Fujihara
Comments:GF12-3; 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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, 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)
Aeroliths Collection Theodossiou   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7271 approved meteorites from (Northwest Africa) (plus 1984 unapproved names)

Direct link to this page