header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 3 Sep 2023
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 7045
Basic information Name: Northwest Africa 7045
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7045
Observed fall: No
Year found: 2011
Country: Morocco
Mass:help 1127 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  Pallasite, PMG 
Recommended:  Pallasite, PMG    [explanation]

This is 1 of 56 approved meteorites (plus 1 unapproved name) classified as Pallasite, PMG.   [show all]
Search for other: Main group pallasites, Metal-rich meteorites, and Pallasites
Comments: Approved 1 Feb 2012
Writeuphelp
Writeup from MB 100:

Northwest Africa 7045 (NWA 7045)

Morocco

Purchased: 2011

Classification: Pallasite (Main group)

History: Purchased by Matt Morgan at the Denver Gem and Mineral Show, 2011.

Physical characteristics: Dark irregular surface with some oxide staining, saw cut reveals olivines set in a dark gray, veined matrix.

Petrography: (C. Agee, UNM) Interior shows olivine crystals (to 10 mm) surrounded and penetrated by a matrix of iron oxides or hydroxides. Minor schreibersite observed. No primary Fe-Ni metal detected.

Geochemistry: (C. Agee and N. Wilson, UNM) EMPA. Olivine Fa13.6±0.2, Fe/Mn=41±3, n=3.

Classification: Pallasite, PMG, weathering grade W4.

Specimens: 26.9 g on deposit at UNM. MtMorgan holds the main mass.

Data from:
  MB100
  Table 1
  Line 1593:
Place of purchase:Denver Gem and Mineral Show
Date:P 2011
Mass (g):1127
Pieces:1
Class:Pallasite, PMG
Weathering grade:W4
Fayalite (mol%):13.6±0.2
Classifier:Carl Agee
Type spec mass (g):26.9
Type spec location:UNM
Main mass:MtMorgan
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)
MtMorgan: Matt Morgan, Mile High Meteorites, P.O. Box 151293, Lakewood, CO 80215-9293, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
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)
John A. Shea      
Mike Markowitz   
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1991 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)

Direct link to this page