header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 28 Mar 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 7368
Basic information Name: Northwest Africa 7368
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7368
Observed fall: No
Year found: 2012
Country: Morocco
Mass:help 1289 g
Classification
  history:
Meteoritical Bulletin:  MB 101  (2012)  H4
Recommended:  H4    [explanation]

This is 1 of 5948 approved meteorites (plus 2 unapproved names) classified as H4.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 27 Jul 2012
Writeuphelp
Writeup from MB 101:

Northwest Africa 7368 (NWA 7368)

Morocco

Purchased: May 2012

Classification: Ordinary chondrite (H4)

History: Purchased by Sean Tutorow in Morocco, May 2012.

Physical characteristics: One complete stone, exterior partially fusion crusted, saw cut reveals fine-grained metal, but also larger metal fragments up to 5 mm, and small chondrules set in a light-brown matrix.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows primarily PO and POP chondrules 200-800 μm. Abundant kamacite and troilite, with accessory merrillite and plagioclase.

Geochemistry: (C. Agee and N. Wilson, UNM) Olivine Fa18.5±0.6, Fe/Mn=36±2, n=29; low-Ca pyroxene Fs17.0±2.1Wo1.5±1.3, Fe/Mn=23±4, n=20.

Classification: Ordinary chondrite (H4), weathering grade W1.

Specimens: 26.85 g including a probe mount on deposit at UNM, Sean Tutorow holds the main mass.

Data from:
  MB101
  Table 0
  Line 0:
Date:P May 2012
Mass (g):1289.39
Pieces:1
Class:H4
Weathering grade:W1
Fayalite (mol%):18.5±0.6
Ferrosilite (mol%):17.0±2.1
Wollastonite (mol%):1.5±1.3
Classifier:C. Agee, UNM
Type spec mass (g):26.85
Type spec location:UNM
Main mass:Sean Tutorow
Comments:Submitted by C. Agee
Institutions
   and collections
UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
Catalogs:
References: Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, September 2015
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1460 approved meteorites from Morocco (plus 21 unapproved names) (plus 1 impact crater)

Direct link to this page