header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 26 Mar 2024
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 7845
Basic information Name: Northwest Africa 7845
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7845
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass:help 44 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  CO3
Recommended:  CO3    [explanation]

This is 1 of 643 approved meteorites (plus 1 unapproved name) classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 27 May 2013
Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2012
Mass (g):44
Pieces:1
Class:CO3
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):6.1±5.3 (0.4-21, n=19)
Ferrosilite (mol%):4±1.6 (1.4-6.3, n=18)
Classifier:A. Greshake, MNB
Type spec mass (g):9.0
Type spec location:MNB
Main mass:Tomasz Jakubowski
Comments:The small brownish fragment displays a light brownish interior with abundant chondrules, chondrule fragments, CAIs, and less abundant olivine amoeboids set into a fine-grained groundmass. Chondrule mean diameter is about 0.2 mm.; submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 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